Active NPI 1992730725 Individual Practitioner Male Practitioner

Dr. John Oh , MD

Internal Medicine • Niles, IL

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. John Oh, MD is a certified Internal Medicine practicing in Niles, IL. With approximately 31 years of clinical experience since graduating from Northwestern University Feinberg Medical School in 1995, Dr. Oh delivers high-quality medical care to the local community at 241 GOLF MILL CTR.

Dr. Oh 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, insertion of needle into vein for collection of blood sample, annual alcohol misuse screening, 5 to. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

241 Golf Mill Ctr
Suite 416

Niles, IL 607141224

Telephone 8473758282

Fax 8473758310

Associated Practice Facility / Clinic

🏢 Drs. Katz And Dolnick, P.c. Facility NPI 1255346631

Medicare Profile & Education

Medical School

Northwestern University Feinberg Medical School

Graduation Year

1995

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Niles, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

31 Yrs -1.6 yrs vs City Avg

City Avg: 32.6 Yrs

State Avg: 28.9 Yrs

Regional Practice Density

22 Specialists

Practicing in Niles, IL (7544 Statewide)

Telehealth Adoption Rate

31.8% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

28.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Oh (31 Years) 31 Yrs

Niles Specialty Average (32.6 Years) 32.6 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	780	337	$165.00	$132.14
36415 Insertion of needle into vein for collection of blood sample	739	328	$27.69	$8.65
G0442 Annual alcohol misuse screening, 5 to 15 minutes	259	259	$30.00	$19.34
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	255	255	$240.00	$132.80
G0444 Annual depression screening, 5 to 15 minutes	253	253	$29.58	$19.34
99497 Advance care planning, first 30 minutes	246	246	$100.00	$83.56
G0008 Administration of influenza virus vaccine	149	149	$40.00	$33.45
90656 Vaccine for influenza for administration into muscle, 0.5 ml dosage	110	110	$60.00	$21.90
99442 Telephone medical discussion with physician, 11-20 minutes	63	49	$125.00	$93.16
99213 Established patient office or other outpatient visit, typically 15 minutes	35	33	$140.00	$91.50
90662 Influenza vaccine split virus, preservative free	18	18	$100.00	$81.82
99496 Transitional care management services for problem of high complexity	18	16	$330.00	$286.73
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	16	16	$60.00	$33.49

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	949	410	$165.00	$133.26
36415 Insertion of needle into vein for collection of blood sample	914	415	$10.85	$8.05
G0442 Annual alcohol misuse screening, 5 to 15 minutes	309	309	$29.23	$19.08
G0444 Annual depression screening, 5 to 15 minutes	298	298	$26.87	$19.08
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	296	296	$240.00	$133.63
99497 Advance care planning, first 30 minutes	296	296	$100.00	$85.55
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	111	111	$60.00	$33.17
G0008 Administration of influenza virus vaccine	111	111	$40.00	$32.32
99442 Telephone medical discussion with physician, 11-20 minutes	96	69	$124.17	$94.25
99213 Established patient office or other outpatient visit, typically 15 minutes	85	75	$140.00	$93.83
99496 Transitional care management services for problem of high complexity	20	19	$330.00	$287.45
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	14	14	$220.00	$176.29

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	991	453	$5.00	$2.96
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	937	430	$159.83	$135.21
99497 Advance care planning, first 30 minutes	383	381	$100.00	$89.30
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	375	375	$240.00	$137.60
G0442 Annual alcohol misuse screening, 5 to 15 minutes	270	270	$25.00	$19.53
99213 Established patient office or other outpatient visit, typically 15 minutes	266	208	$125.85	$96.40
G0444 Annual depression screening, 5 to 15 minutes	258	258	$25.00	$19.18
99442 Telephone medical discussion with physician, 11-20 minutes	225	164	$116.22	$95.63
G0008 Administration of influenza virus vaccine	155	155	$40.00	$31.03
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	155	155	$60.00	$31.63
99495 Transitional care management services for problem of at least moderate complexity	22	21	$250.00	$217.91
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	12	12	$200.00	$176.39

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	1,199	496	$153.17	$138.23
36415 Insertion of needle into vein for collection of blood sample	1,172	520	$6.72	$3.00
99213 Established patient office or other outpatient visit, typically 15 minutes	518	341	$112.75	$93.44
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	406	406	$182.66	$141.06
99497 Advance care planning, first 30 minutes	370	366	$106.76	$90.77
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	230	230	$60.00	$29.94
G0008 Administration of influenza virus vaccine	230	230	$40.00	$17.94
99442 Telephone medical discussion with physician, 11-20 minutes	27	27	$110.00	$98.58
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$220.00	$181.05
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	18	18	$225.00	$178.38
G0444 Annual depression screening, 5 to 15 minutes	18	18	$28.89	$19.75
99495 Transitional care management services for problem of at least moderate complexity	15	14	$250.00	$192.59
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	15	15	$85.00	$60.02

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	1,149	484	$140.00	$117.23
36415 Insertion of needle into vein for collection of blood sample	1,137	522	$15.00	$2.98
99213 Established patient office or other outpatient visit, typically 15 minutes	795	447	$100.00	$78.12
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	641	100	$90.00	$73.94
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	407	407	$240.00	$124.50
G0008 Administration of influenza virus vaccine	254	254	$40.00	$17.68
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	254	254	$60.00	$29.23
99497 Advance care planning, first 30 minutes	226	225	$150.00	$92.39
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	68	63	$150.00	$137.37
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$220.00	$178.83
81002 Urinalysis, manual test	23	19	$40.00	$3.46
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	16	16	$350.00	$177.91
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	16	15	$80.00	$49.44
99306 Initial nursing facility visit, typically 45 minutes per day	15	14	$190.00	$179.93
99304 Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes	15	15	$103.33	$95.99

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	1,675	298	$90.00	$72.14
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	1,564	549	$140.00	$114.44
36415 Insertion of needle into vein for collection of blood sample	1,178	541	$15.00	$2.94
99213 Established patient office or other outpatient visit, typically 15 minutes	550	356	$100.00	$78.22
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	395	395	$240.00	$121.62
99497 Advance care planning, first 30 minutes	317	317	$150.00	$89.53
G0008 Administration of influenza virus vaccine	286	286	$40.00	$17.33
G0444 Annual depression screening, 5 to 15 minutes	247	247	$30.00	$18.79
99306 Initial nursing facility visit, typically 45 minutes per day	223	191	$170.90	$167.71
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	143	143	$60.00	$27.54
90653 Vaccine for influenza for injection into muscle	143	143	$60.00	$58.34
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	92	88	$150.00	$136.37
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	38	38	$220.00	$175.35
99304 Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes	35	33	$100.00	$94.51
93000 Routine ekg using at least 12 leads including interpretation and report	27	26	$80.00	$18.15
81002 Urinalysis, manual test	26	25	$40.00	$3.41
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	20	18	$80.00	$47.45
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	16	14	$100.00	$95.97
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	12	12	$350.00	$173.87
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$140.00	$115.34

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	1,543	511	$140.00	$110.41
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	1,524	289	$90.66	$70.79
36415 Insertion of needle into vein for collection of blood sample	804	442	$15.00	$2.94
99213 Established patient office or other outpatient visit, typically 15 minutes	376	267	$100.00	$75.04
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	357	357	$240.00	$118.85
99306 Initial nursing facility visit, typically 45 minutes per day	283	240	$170.00	$165.99
G0008 Administration of influenza virus vaccine	255	255	$40.00	$21.31
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	254	254	$60.00	$23.57
99497 Advance care planning, first 30 minutes	216	213	$150.46	$86.56
G0444 Annual depression screening, 5 to 15 minutes	131	131	$55.65	$18.20
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	32	32	$220.00	$172.22
99304 Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes	25	25	$164.40	$93.02
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	23	22	$150.00	$132.00
93000 Routine ekg using at least 12 leads including interpretation and report	23	22	$80.00	$17.68
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	17	16	$150.00	$111.51
81002 Urinalysis, manual test	16	16	$40.00	$3.41
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	13	13	$350.00	$169.46
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	12	12	$80.00	$45.23

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	1,756	331	$89.91	$72.32
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	1,480	528	$140.00	$113.19
36415 Insertion of needle into vein for collection of blood sample	707	431	$15.00	$2.94
99306 Initial nursing facility visit, typically 45 minutes per day	377	345	$170.09	$166.63
99213 Established patient office or other outpatient visit, typically 15 minutes	349	240	$100.00	$77.05
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	322	322	$240.00	$121.54
G0008 Administration of influenza virus vaccine	229	228	$39.91	$26.42
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	227	227	$60.00	$23.57
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	98	46	$100.00	$75.18
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	50	47	$150.00	$109.13
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	44	44	$220.00	$175.54
93000 Routine ekg using at least 12 leads including interpretation and report	35	34	$80.00	$18.10
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	17	17	$350.00	$174.15
81002 Urinalysis, manual test	14	13	$40.00	$3.43

Medical Specialties & State Licenses

CMS Verified: 2023-07-16

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License IL 036064092

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.

Practice Associates & Co-Workers

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

1 Associated Practitioners

Dr. Kyong Oh , MD

Internal Medicine

NPI 1144253048

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

7 Historical Events

📍

Updated Business Mailing Address July 16, 2023

Registered at 150 W HALF DAY RD STE 206, BUFFALO GROVE, IL 600896591 (Tel: 8473758282)

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 241 GOLF MILL CTR, SUITE 416, NILES, IL 607141224 (Tel: 8473758282)

📍

Updated Business Mailing Address July 08, 2007

Registered at 241 GOLF MILL CTR, SUITE 416, NILES, IL 607141224 (Tel: 8473758282)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as JOHN OH, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Internal Medicine (License #036064092 in IL)

🟢

Initial NPI Registration & Enumeration July 11, 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: 1992730725

Entity Type:

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

Enumeration Date: July 11, 2006

Last Update: July 16, 2023

Sole Proprietor: No

Update or Correct Profile

Mailing Address

150 W Half Day Rd Ste 206

Buffalo Grove, IL 600896591

Phone: 8473758282

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.