Active NPI 1154343689 Individual Practitioner Male Practitioner

Dr. Douglas A Ambler , MD

Internal Medicine • Wheaton, IL

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Douglas Ambler, MD is a certified Internal Medicine practicing in Wheaton, IL. With approximately 31 years of clinical experience since graduating from Loyola University Of Chicago, Stritch School Of Medicine in 1995, Dr. Ambler delivers high-quality medical care to the local community at 7 BLANCHARD CIR STE 206.

Dr. Ambler maintains professional affiliations with Central Dupage Physician Group, Select Rehabilitation, Llc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, residence visit for established patient with moderate level of medical decision making, per day, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

7 Blanchard Cir Ste 206

Wheaton, IL 601892039

Telephone 6306530848

Fax 6306530988

Medicare Profile & Education

Medical School

Loyola University Of Chicago, Stritch School Of Medicine

Graduation Year

1995

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Wheaton, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

31 Yrs +6.2 yrs vs City Avg

City Avg: 24.8 Yrs

State Avg: 28.9 Yrs

Regional Practice Density

25 Specialists

Practicing in Wheaton, IL (7544 Statewide)

Telehealth Adoption Rate

56.0% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

44.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ambler (31 Years) 31 Yrs

Wheaton Specialty Average (24.8 Years) 24.8 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	588	437	$194.00	$135.38
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	421	421	$270.00	$138.37
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	346	111	$234.00	$133.01
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	214	57	$216.00	$112.87
36415 Insertion of needle into vein for collection of blood sample	153	123	$35.00	$8.65
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	151	110	$49.00	$17.16
G0008 Administration of influenza virus vaccine	84	84	$38.00	$33.45
90662 Influenza vaccine split virus, preservative free	81	81	$110.00	$81.58
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	70	49	$325.00	$194.27
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	70	60	$268.00	$191.10
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	67	54	$165.00	$56.23
99213 Established patient office or other outpatient visit, typically 15 minutes	46	46	$123.00	$95.98
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes	44	17	$269.00	$160.84
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes	32	25	$154.00	$79.87
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	32	24	$245.00	$140.17
83036 Hemoglobin A1C level	22	20	$58.00	$9.52
69210 Removal of impacted ear wax	20	19	$149.00	$51.47
99306 Initial nursing facility visit, typically 45 minutes per day	20	19	$309.00	$190.66
99344 New patient home visit, typically 1 hour	16	16	$336.00	$146.81
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	15	15	$341.00	$175.51
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	15	15	$290.00	$176.25
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	15	14	$129.00	$44.19
99496 Transitional care management services for problem of high complexity	13	12	$500.00	$295.63
99495 Transitional care management services for problem of at least moderate complexity	12	12	$355.00	$218.26
99443 Telephone medical discussion with physician, 21-30 minutes	11	11	$250.00	$135.51

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	536	404	$194.00	$134.91
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	413	413	$270.00	$136.48
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	389	108	$234.00	$133.83
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	184	48	$216.00	$111.66
36415 Insertion of needle into vein for collection of blood sample	156	140	$35.00	$8.40
G0008 Administration of influenza virus vaccine	122	119	$38.00	$32.05
90662 Influenza vaccine split virus, preservative free	119	117	$110.00	$71.73
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	68	58	$268.00	$188.93
99213 Established patient office or other outpatient visit, typically 15 minutes	68	68	$123.00	$95.48
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	60	47	$165.00	$55.09
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes	37	26	$154.00	$79.44
G0009 Administration of pneumococcal vaccine	35	35	$38.00	$32.05
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	35	35	$356.00	$280.95
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes	31	23	$325.00	$195.22
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes	31	22	$269.00	$160.85
99306 Initial nursing facility visit, typically 45 minutes per day	26	23	$309.00	$190.65
83036 Hemoglobin A1C level	25	21	$58.00	$9.52
69210 Removal of impacted ear wax	20	19	$149.00	$51.17
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	19	18	$245.00	$139.98
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	17	17	$290.00	$175.07
99344 New patient home visit, typically 1 hour	16	16	$336.00	$150.48
93000 Routine ekg using at least 12 leads including interpretation and report	15	15	$96.00	$15.46
99443 Telephone medical discussion with physician, 21-30 minutes	15	12	$250.00	$133.91
99495 Transitional care management services for problem of at least moderate complexity	15	15	$355.00	$215.54
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	15	12	$129.00	$43.98
99496 Transitional care management services for problem of high complexity	14	13	$500.00	$292.06
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	13	13	$341.00	$174.72

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	552	418	$194.00	$136.32
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	365	365	$270.00	$139.40
99336 Established patient assisted living visit, typically 40 minutes	287	95	$300.00	$140.76
93793 Anticoagulant management of patient taking warfarin	269	18	$36.00	$11.98
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	168	66	$145.00	$74.78
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	158	41	$216.00	$95.21
G0008 Administration of influenza virus vaccine	115	115	$38.00	$31.09
90662 Influenza vaccine split virus, preservative free	114	114	$110.00	$68.45
36415 Insertion of needle into vein for collection of blood sample	102	94	$35.00	$2.96
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	89	45	$205.00	$107.67
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	61	53	$372.00	$208.58
99239 Hospital discharge day management, more than 30 minutes	60	53	$211.00	$110.41
99213 Established patient office or other outpatient visit, typically 15 minutes	48	47	$123.00	$97.03
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	42	40	$165.00	$56.64
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	41	34	$268.00	$193.20
99220 Hospital observation care, typically 70 minutes	31	30	$339.00	$187.62
99337 Established patient assisted living visit, typically 60 minutes	30	21	$495.00	$201.94
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes	29	14	$269.00	$140.27
83036 Hemoglobin A1C level	28	22	$58.00	$9.59
G0009 Administration of pneumococcal vaccine	26	26	$38.00	$31.28
99306 Initial nursing facility visit, typically 45 minutes per day	26	22	$309.00	$173.25
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	24	24	$290.00	$178.86
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	21	19	$254.00	$142.31
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	19	19	$341.00	$179.06
99225 Subsequent observation care, typically 25 minutes per day	18	14	$119.00	$74.52
99327 New patient custodial care facility, group care, or assisted living visit, typically 1 hour	17	17	$444.00	$192.50
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	16	16	$356.00	$278.05
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	15	13	$245.00	$134.44
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	14	11	$129.00	$44.00

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	528	386	$194.00	$139.15
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	367	367	$270.00	$142.25
93793 Anticoagulant management of patient taking warfarin	303	15	$36.00	$12.15
99336 Established patient assisted living visit, typically 40 minutes	239	84	$300.00	$142.74
G0008 Administration of influenza virus vaccine	154	154	$38.00	$17.98
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	152	73	$145.00	$74.79
90662 Influenza vaccine split virus, preservative free	150	150	$109.70	$65.23
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	136	39	$216.00	$96.25
99213 Established patient office or other outpatient visit, typically 15 minutes	104	103	$123.00	$98.02
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	76	42	$205.00	$103.27
99239 Hospital discharge day management, more than 30 minutes	70	56	$211.00	$111.26
36415 Insertion of needle into vein for collection of blood sample	65	63	$35.00	$3.00
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	48	44	$372.00	$208.17
99220 Hospital observation care, typically 70 minutes	34	31	$339.00	$191.89
99335 Established patient assisted living visit, typically 25 minutes	31	19	$196.00	$100.71
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes	31	16	$269.00	$142.69
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	29	23	$254.00	$144.35
83036 Hemoglobin A1C level	28	21	$58.00	$9.71
99306 Initial nursing facility visit, typically 45 minutes per day	24	19	$309.00	$175.92
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	23	21	$165.00	$56.82
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	22	22	$290.00	$179.95
G0009 Administration of pneumococcal vaccine	22	22	$38.00	$17.91
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	21	21	$341.00	$179.58
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	18	16	$268.00	$194.62
99337 Established patient assisted living visit, typically 60 minutes	14	12	$483.64	$204.30
93000 Routine ekg using at least 12 leads including interpretation and report	13	13	$96.00	$16.09
99327 New patient custodial care facility, group care, or assisted living visit, typically 1 hour	13	13	$444.00	$195.20
99225 Subsequent observation care, typically 25 minutes per day	13	13	$119.00	$75.97
90670 Pneumococcal vaccine for injection into muscle	11	11	$315.00	$240.36
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	11	11	$245.00	$136.84
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	11	11	$165.00	$122.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	352	352	$225.00	$124.27
99336 Established patient assisted living visit, typically 40 minutes	346	97	$300.00	$144.13
99213 Established patient office or other outpatient visit, typically 15 minutes	260	250	$123.00	$80.82
93793 Anticoagulant management of patient taking warfarin	242	19	$36.00	$12.54
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	213	170	$194.00	$116.96
G0008 Administration of influenza virus vaccine	176	172	$38.00	$17.73
90662 Influenza vaccine split virus, preservative free	170	166	$65.00	$60.62
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	144	63	$145.00	$77.61
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	126	37	$216.00	$97.59
99443 Telephone medical discussion with physician, 21-30 minutes	99	89	$250.00	$116.34
85610 Blood test, clotting time	89	12	$37.00	$4.26
99239 Hospital discharge day management, more than 30 minutes	55	44	$211.00	$115.04
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	54	31	$205.00	$111.61
G0009 Administration of pneumococcal vaccine	53	53	$38.00	$17.63
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	50	50	$83.00	$49.28
99442 Telephone medical discussion with physician, 11-20 minutes	46	44	$175.00	$80.64
99335 Established patient assisted living visit, typically 25 minutes	45	33	$196.00	$101.93
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	43	43	$165.00	$116.95
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	37	33	$372.00	$217.70
99220 Hospital observation care, typically 70 minutes	34	30	$339.00	$198.92
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	29	29	$341.00	$182.57
83036 Hemoglobin A1C level	25	24	$58.00	$9.66
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes	24	18	$269.00	$144.00
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	23	21	$254.00	$148.83
99225 Subsequent observation care, typically 25 minutes per day	20	18	$119.00	$74.53
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	16	16	$290.00	$178.16
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	15	13	$245.00	$138.14
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	13	11	$165.00	$57.39
99217 Hospital observation care on day of discharge	12	11	$140.08	$78.22
99306 Initial nursing facility visit, typically 45 minutes per day	12	11	$309.00	$178.50

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99336 Established patient assisted living visit, typically 40 minutes	381	112	$300.00	$143.88
99213 Established patient office or other outpatient visit, typically 15 minutes	321	306	$123.00	$78.92
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	312	312	$225.00	$123.56
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	278	191	$194.00	$113.88
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	210	86	$145.00	$77.25
85610 Blood test, clotting time	170	13	$37.00	$4.28
G0008 Administration of influenza virus vaccine	158	158	$38.00	$17.39
90662 Influenza vaccine split virus, preservative free	152	152	$64.83	$54.84
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	129	53	$216.00	$97.25
93793 Anticoagulant management of patient taking warfarin	128	21	$36.00	$12.77
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	108	20	$124.00	$44.07
99220 Hospital observation care, typically 70 minutes	67	61	$339.00	$194.35
99239 Hospital discharge day management, more than 30 minutes	62	55	$211.00	$113.54
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	61	35	$205.00	$110.33
G0009 Administration of pneumococcal vaccine	60	60	$38.00	$17.39
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	40	37	$372.00	$214.85
99335 Established patient assisted living visit, typically 25 minutes	37	27	$196.00	$100.79
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	33	33	$290.00	$176.36
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	32	32	$136.25	$110.15
99225 Subsequent observation care, typically 25 minutes per day	32	25	$119.00	$77.64
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	30	26	$245.00	$138.22
90670 Pneumococcal vaccine for injection into muscle	28	28	$301.86	$208.16
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	27	27	$341.00	$182.21
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	25	25	$83.00	$48.08
99306 Initial nursing facility visit, typically 45 minutes per day	24	24	$309.00	$176.60
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	24	22	$254.00	$145.86
99217 Hospital observation care on day of discharge	17	17	$142.00	$77.65
83036 Hemoglobin A1C level	15	14	$58.00	$10.57
93000 Routine ekg using at least 12 leads including interpretation and report	14	14	$96.00	$17.32
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	12	12	$165.00	$56.65
99219 Hospital observation care, typically 50 minutes	11	11	$247.00	$144.43

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99336 Established patient assisted living visit, typically 40 minutes	443	136	$300.00	$141.55
99213 Established patient office or other outpatient visit, typically 15 minutes	339	320	$123.00	$76.91
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	334	230	$194.00	$112.13
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	291	291	$225.00	$122.44
85610 Blood test, clotting time	235	19	$37.00	$4.75
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	225	96	$145.00	$75.16
G0008 Administration of influenza virus vaccine	189	187	$38.00	$21.46
90662 Influenza vaccine split virus, preservative free	184	182	$48.85	$47.87
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	139	56	$216.00	$95.76
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	122	29	$124.00	$44.20
G0009 Administration of pneumococcal vaccine	73	73	$38.00	$21.46
99335 Established patient assisted living visit, typically 25 minutes	73	48	$196.00	$99.39
99220 Hospital observation care, typically 70 minutes	66	60	$339.00	$186.04
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	50	32	$205.00	$104.26
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	40	40	$125.00	$105.59
99239 Hospital discharge day management, more than 30 minutes	40	34	$211.00	$103.95
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	38	29	$245.00	$136.76
99225 Subsequent observation care, typically 25 minutes per day	37	25	$119.00	$71.54
90670 Pneumococcal vaccine for injection into muscle	33	33	$292.00	$197.68
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	25	22	$372.00	$213.47
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	24	24	$341.00	$180.04
99219 Hospital observation care, typically 50 minutes	22	21	$247.00	$138.02
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	22	22	$290.00	$174.28
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	21	21	$254.00	$144.18
99306 Initial nursing facility visit, typically 45 minutes per day	19	17	$309.00	$174.89
83036 Hemoglobin A1C level	19	15	$58.00	$11.75
99217 Hospital observation care on day of discharge	16	16	$142.00	$72.90
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	14	14	$268.00	$152.54
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	14	14	$83.00	$46.44
93000 Routine ekg using at least 12 leads including interpretation and report	11	11	$96.00	$18.05

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	503	315	$194.00	$111.29
99336 Established patient assisted living visit, typically 40 minutes	415	134	$300.00	$141.39
85610 Blood test, clotting time	301	25	$37.00	$5.28
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	289	115	$145.00	$75.36
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	286	286	$225.00	$121.30
99213 Established patient office or other outpatient visit, typically 15 minutes	283	264	$123.00	$76.87
G0008 Administration of influenza virus vaccine	214	214	$38.00	$26.65
90662 Influenza vaccine split virus, preservative free	205	205	$42.00	$41.16
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	148	61	$216.00	$95.70
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	106	30	$124.00	$44.20
G0009 Administration of pneumococcal vaccine	84	84	$38.00	$26.65
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	67	37	$70.00	$26.78
99220 Hospital observation care, typically 70 minutes	64	59	$339.00	$194.74
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	63	31	$205.00	$105.23
99239 Hospital discharge day management, more than 30 minutes	53	46	$211.00	$112.69
99225 Subsequent observation care, typically 25 minutes per day	52	34	$119.00	$76.33
90670 Pneumococcal vaccine for injection into muscle	50	50	$292.00	$186.75
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	45	40	$245.00	$136.39
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	44	41	$268.00	$151.67
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	37	37	$83.00	$46.09
99335 Established patient assisted living visit, typically 25 minutes	36	31	$196.00	$99.37
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	36	27	$372.00	$213.08
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	34	34	$125.00	$94.56
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	32	31	$254.00	$144.25
99306 Initial nursing facility visit, typically 45 minutes per day	32	27	$309.00	$174.38
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	29	29	$341.00	$178.71
99219 Hospital observation care, typically 50 minutes	25	21	$247.00	$142.67
81003 Automated urinalysis test	24	23	$23.00	$3.02
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	24	24	$290.00	$173.52
93000 Routine ekg using at least 12 leads including interpretation and report	21	20	$96.00	$18.04
99217 Hospital observation care on day of discharge	19	17	$142.00	$76.50
99327 New patient custodial care facility, group care, or assisted living visit, typically 1 hour	17	17	$444.00	$194.64
99495 Transitional care management services for problem of at least moderate complexity	15	14	$355.00	$170.98
69210 Removal of impacted ear wax	15	15	$149.00	$52.39
83036 Hemoglobin A1C level	13	11	$58.00	$13.05

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License IL 036097066

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

036097066 (IL)

Commercial Insurance / Payer ID Medicare Ptan

L65993

Hospital & Practice Group Affiliations

Central Dupage Physician Group

7 Blanchard Cir, Wheaton, IL 601892037

Phone: 6306530848

Select Rehabilitation, Llc

2600 Compass Rd, Glenview, IL 600268001

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

14 Associated Practitioners

Zainab Alsamarae

Pharmacist - Ambulatory Care

NPI 1154023398

Dr. Nadia Khan , MD

Internal Medicine

NPI 1154413136

Doctor of Medicine (M.D.)

Gerard Geurts , PA-C

Physician Assistant

NPI 1225010119

Physician Assistant (Certified)

Candice Robb-Rarey

Internal Medicine

NPI 1235372996

Brittany Raymer , APRN, CNP

Nurse Practitioner

NPI 1275345340

Advanced Practice Registered Nurse, Certified Nurse Practitioner

Melanie Krumwiede , APRN, CNP

Nurse Practitioner

NPI 1356762702

Advanced Practice Registered Nurse, Certified Nurse Practitioner

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

8 Historical Events

📍

Updated Practice Location November 05, 2019

Registered at 7 BLANCHARD CIR STE 206, WHEATON, IL 601892039 (Tel: 6306530848)

📍

Updated Business Mailing Address November 05, 2019

Registered at 7 BLANCHARD CIR STE 206, WHEATON, IL 601892039 (Tel: 6306530848)

✅

NPI Profile Active April 01, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location April 01, 2013

Registered at 7 BLANCHARD CIRCLE, WHEATON, IL 601892039 (Tel: 6306530848)

📍

Updated Business Mailing Address April 01, 2013

Registered at 7 BLANCHARD CIRCLE, WHEATON, IL 601892039 (Tel: 6306530848)

👤

Provider Name / Credentials Updated April 01, 2013

Recorded as DOUGLAS AMBLER, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 01, 2013

Internal Medicine (License #036097066 in IL)

🟢

Initial NPI Registration & Enumeration July 24, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1154343689

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: July 24, 2006

Last Update: November 05, 2019

Sole Proprietor: No

Update or Correct Profile

Mailing Address

7 Blanchard Cir Ste 206

Wheaton, IL 601892039

Phone: 6306530848

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.