Active NPI 1043324643 Individual Practitioner Male Practitioner

Dr. Gregory Aaron Wallman , DO

Internal Medicine • Glenview, IL

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Gregory Wallman, DO is a certified Internal Medicine practicing in Glenview, IL. With approximately 27 years of clinical experience since graduating from Midwestern University, Chicago College Of Osteopathic Med in 1999, Dr. Wallman delivers high-quality medical care to the local community at 2501 COMPASS RD.

Dr. Wallman is affiliated with Covenant Medical Group, Llc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

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

Practice Location & Contact Primary Location

Practice Address

2501 Compass Rd
Suite 100

Glenview, IL 600268000

Telephone 8479015200

Fax 8479044907

Associated Practice Facility / Clinic

🏢 Prairie Glen Imaging Center, Llc Facility NPI 1467404053

Medicare Profile & Education

Medical School

Midwestern University, Chicago College Of Osteopathic Med

Graduation Year

1999

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Glenview, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

27 Yrs -3.3 yrs vs City Avg

City Avg: 30.3 Yrs

State Avg: 28.9 Yrs

Regional Practice Density

59 Specialists

Practicing in Glenview, IL (7544 Statewide)

Telehealth Adoption Rate

37.3% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

49.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Wallman (27 Years) 27 Yrs

Glenview Specialty Average (30.3 Years) 30.3 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
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	1,362	417	$274.85	$139.07
99213 Established patient office or other outpatient visit, typically 15 minutes	920	522	$200.00	$95.62
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	432	432	$250.00	$136.93
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	294	142	$224.88	$77.95
G0008 Administration of influenza virus vaccine	161	161	$45.00	$33.70
90662 Influenza vaccine split virus, preservative free	158	158	$150.00	$81.82
36415 Insertion of needle into vein for collection of blood sample	108	58	$25.00	$8.65
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	101	80	$250.00	$135.20
93000 Routine ekg using at least 12 leads including interpretation and report	55	52	$50.00	$15.27
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	30	30	$250.00	$118.60
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	18	18	$300.00	$174.79

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	926	522	$180.09	$95.94
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	628	214	$221.01	$78.70
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	552	288	$271.00	$140.71
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	434	434	$260.00	$136.97
G0008 Administration of influenza virus vaccine	121	121	$45.00	$32.32
90662 Influenza vaccine split virus, preservative free	117	117	$100.00	$71.93
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	71	70	$240.68	$135.75
93000 Routine ekg using at least 12 leads including interpretation and report	57	55	$68.39	$15.57
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	39	22	$221.00	$78.89
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	30	30	$200.00	$120.75
82270 Stool analysis for blood to screen for colon tumors	28	28	$12.00	$4.29
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	27	15	$172.00	$110.07
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	20	13	$156.50	$55.08
99442 Telephone medical discussion with physician, 11-20 minutes	15	15	$180.00	$95.97
69210 Removal of impacted ear wax	14	14	$168.00	$51.77
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	14	14	$262.86	$176.19
99495 Transitional care management services for problem of at least moderate complexity	13	13	$300.00	$215.94

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	822	503	$166.89	$97.43
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	782	248	$221.00	$72.80
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	391	391	$260.00	$139.76
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	302	249	$271.00	$134.86
G0008 Administration of influenza virus vaccine	164	164	$45.00	$31.04
90662 Influenza vaccine split virus, preservative free	161	161	$99.75	$68.50
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	102	34	$221.00	$73.14
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	90	30	$172.00	$111.88
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	89	74	$240.00	$137.08
93000 Routine ekg using at least 12 leads including interpretation and report	72	68	$68.00	$15.58
82270 Stool analysis for blood to screen for colon tumors	58	58	$12.00	$4.32
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	56	12	$50.00	$24.70
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	52	41	$152.00	$56.87
99442 Telephone medical discussion with physician, 11-20 minutes	41	35	$180.00	$94.92
99495 Transitional care management services for problem of at least moderate complexity	35	31	$300.00	$220.69
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	34	34	$200.00	$122.24
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	22	22	$280.00	$179.80
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	17	17	$260.00	$179.49
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	17	17	$100.00	$61.19

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	857	233	$221.06	$73.45
99213 Established patient office or other outpatient visit, typically 15 minutes	836	491	$157.94	$98.85
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	363	363	$203.47	$143.16
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	267	234	$262.95	$136.86
G0008 Administration of influenza virus vaccine	211	211	$45.00	$17.94
90662 Influenza vaccine split virus, preservative free	207	207	$89.93	$65.24
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	110	94	$235.78	$139.34
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	106	36	$221.00	$73.92
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	99	12	$50.00	$24.39
93000 Routine ekg using at least 12 leads including interpretation and report	82	78	$50.22	$16.21
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	43	43	$241.86	$180.66
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	40	39	$100.00	$60.59
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	39	28	$152.00	$57.08
99442 Telephone medical discussion with physician, 11-20 minutes	29	27	$161.38	$99.56
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	28	28	$260.00	$181.04
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	27	16	$172.00	$113.61
99495 Transitional care management services for problem of at least moderate complexity	25	23	$252.00	$218.78
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$201.60	$118.97
82270 Stool analysis for blood to screen for colon tumors	22	22	$12.00	$4.38

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	996	243	$103.71	$74.58
99213 Established patient office or other outpatient visit, typically 15 minutes	690	451	$140.17	$80.92
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	314	314	$200.00	$124.43
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	300	252	$181.60	$138.40
G0008 Administration of influenza virus vaccine	185	184	$45.00	$17.68
90662 Influenza vaccine split virus, preservative free	181	180	$84.99	$60.95
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	151	64	$160.00	$78.41
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	150	117	$190.00	$117.42
99442 Telephone medical discussion with physician, 11-20 minutes	115	87	$122.09	$81.42
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	97	18	$40.10	$24.72
93000 Routine ekg using at least 12 leads including interpretation and report	81	78	$42.00	$18.54
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	55	22	$103.18	$75.20
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	38	38	$240.00	$183.28
99238 Hospital discharge day management, 30 minutes or less	28	28	$160.00	$79.12
99495 Transitional care management services for problem of at least moderate complexity	27	24	$250.00	$198.03
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	27	27	$260.00	$178.55
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	20	20	$152.50	$117.04
81002 Urinalysis, manual test	14	14	$10.00	$3.46
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	14	13	$152.00	$57.44
69209 Removal of impacted ear wax by washing	12	11	$80.00	$15.44

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	1,117	182	$95.74	$73.58
99213 Established patient office or other outpatient visit, typically 15 minutes	895	486	$140.20	$78.93
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	324	324	$200.00	$123.63
93000 Routine ekg using at least 12 leads including interpretation and report	236	227	$42.41	$18.25
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	236	184	$175.41	$139.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	218	170	$190.62	$115.55
G0008 Administration of influenza virus vaccine	198	198	$45.00	$17.33
90662 Influenza vaccine split virus, preservative free	190	190	$83.00	$54.85
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	97	27	$40.00	$23.95
81002 Urinalysis, manual test	41	37	$10.00	$3.41
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	36	36	$240.00	$182.62
99495 Transitional care management services for problem of at least moderate complexity	31	30	$250.00	$173.91
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	27	24	$117.33	$56.73
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	26	26	$260.00	$176.73
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$150.00	$116.54
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$260.00	$176.62
G0403 Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report	11	11	$48.00	$18.34

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	1,060	224	$90.13	$73.21
99213 Established patient office or other outpatient visit, typically 15 minutes	978	490	$137.29	$76.76
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	345	345	$200.00	$122.51
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	323	241	$170.31	$137.43
93000 Routine ekg using at least 12 leads including interpretation and report	238	230	$42.20	$18.12
G0008 Administration of influenza virus vaccine	212	210	$45.00	$21.31
90662 Influenza vaccine split virus, preservative free	209	207	$82.43	$52.18
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	160	130	$187.06	$113.24
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	105	24	$40.57	$22.54
85610 Blood test, clotting time	103	14	$15.39	$4.70
36415 Insertion of needle into vein for collection of blood sample	99	14	$15.00	$2.94
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	43	35	$100.00	$56.66
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	41	26	$160.00	$114.32
G0009 Administration of pneumococcal vaccine	36	36	$45.00	$21.31
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$150.00	$115.62
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	25	25	$260.00	$173.23
90670 Pneumococcal vaccine for injection into muscle	24	24	$220.00	$200.50
81002 Urinalysis, manual test	20	18	$10.00	$3.41
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	12	12	$175.00	$105.59
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	12	12	$240.00	$180.46
G0403 Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report	11	11	$43.09	$18.17

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	1,033	502	$129.63	$75.27
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	541	123	$90.00	$71.58
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	333	333	$200.00	$119.11
93000 Routine ekg using at least 12 leads including interpretation and report	239	229	$43.21	$17.76
G0008 Administration of influenza virus vaccine	184	183	$44.89	$26.42
90662 Influenza vaccine split virus, preservative free	179	178	$72.49	$47.88
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	168	136	$170.60	$134.86
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	163	128	$182.50	$110.23
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	122	31	$40.82	$20.65
85610 Blood test, clotting time	113	15	$15.27	$5.28
36415 Insertion of needle into vein for collection of blood sample	113	15	$15.19	$2.94
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	70	32	$160.00	$111.80
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	57	50	$100.00	$55.63
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	34	34	$156.53	$113.42
81002 Urinalysis, manual test	28	25	$10.00	$3.43
G0009 Administration of pneumococcal vaccine	26	26	$42.88	$26.42
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	26	26	$175.00	$94.19
69210 Removal of impacted ear wax	24	24	$77.29	$51.73
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	19	15	$100.00	$42.64
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	15	12	$45.00	$15.09
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	15	15	$260.00	$169.52
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	13	13	$244.62	$175.66
G0403 Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report	11	11	$30.00	$17.89
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$240.00	$171.62

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License IL 036107048

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

Commercial Insurance / Payer ID Group Npi

1912186024 (IL)

Commercial Insurance / Payer ID Group Ptan

216024 (IL)

Commercial Insurance / Payer ID Group Fein

26-1093600 (IL)

Hospital & Practice Group Affiliations

Covenant Medical Group, Llc

2501 Compass Rd, Glenview, IL 600268000

Phone: 8479015200

Practice Associates & Co-Workers

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

9 Associated Practitioners

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Internal Medicine

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Doctor of Osteopathic Medicine (D.O.)

Dr. Martha Millar , MD

Internal Medicine

NPI 1063591808

Doctor of Medicine (M.D.)

Dr. Frank Weschler , MD

Internal Medicine

NPI 1114099173

Doctor of Medicine (M.D.)

Dr. Katherine Lewinski , DO

Internal Medicine

NPI 1114108727

Doctor of Osteopathic Medicine (D.O.)

Dr. Michael Caughron , MD

Internal Medicine

NPI 1164534137

Doctor of Medicine (M.D.)

Dr. Greg Denenberg , MD

Internal Medicine

NPI 1235185299

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active March 23, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location March 23, 2015

Registered at 2501 COMPASS RD, SUITE 100, GLENVIEW, IL 600268000 (Tel: 8479015200)

📍

Updated Business Mailing Address March 23, 2015

Registered at 2501 COMPASS RD, SUITE 100, GLENVIEW, IL 600268000 (Tel: 8479015200)

👤

Provider Name / Credentials Updated March 23, 2015

Recorded as GREGORY WALLMAN, DO

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 23, 2015

Internal Medicine (License #036107048 in IL)

🟢

Initial NPI Registration & Enumeration August 19, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1043324643

Entity Type:

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

Enumeration Date: August 19, 2006

Last Update: March 23, 2015

Sole Proprietor: No

Update or Correct Profile

Mailing Address

2501 Compass Rd, Suite 100

Glenview, IL 600268000

Phone: 8479015200

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

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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.