What is John Oh's specialty?

John Oh (NPI 1992730725) is a Medicare-billing provider whose primary specialty is Internal Medicine in Niles, IL.

Where does John Oh practice?

John Oh practices in Niles, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1992730725.

How much does Medicare pay John Oh?

John Oh (NPI 1992730725) received approximately $151K in total Medicare Part B payments, serving 353 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1992730725

John OhM.D.

PRACTICEJOHN OH MD SCSee all providers at this practice →

Internal MedicineNiles, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,069

Unique beneficiaries

—

Total services

2,941

Distinct HCPCS

Medicare payment

$149K

Peer benchmark

Total Medicare services vs. 3,790 Internal Medicine providers in IL — top quintile (cohort median 760).

PRESCRIBING · PART D · 2024

Total Rx claims

10,448

Beneficiaries

—

Total drug cost

$401K

Distinct drugs

104

Brand share

10.5%

Top prescribed drugs

Atorvastatin Calcium1,103 claims

Amlodipine Besylate997 claims

Losartan Potassium794 claims

Rosuvastatin Calcium726 claims

Metformin Hcl586 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$1K

Payment records

By payment type

Travel and Lodging$1K

Food and Beverage$225

Top paying entities

Travel and Lodging$1K

Food and Beverage$225

REFERRAL NETWORK

Where John Oh's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 49 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ENDEAVOR HEALTH CLINICAL OPERATIONS	303	2,338
Superior Air-Ground Ambulance Service, Inc Ambulance Service Provider · Elmhurst, IL	70	537
NORTHSHORE UNIVERSITY HEALTHSYSTEM	56	105
LIM, HAN	51	100
LIFESCAN LABORATORY, INC.	46	606
PANELLA, JOSEPH	42	182
ADVOCATE HEALTH AND HOSPITALS CORPORATION	38	224
GLENVIEW TERRACE NURSING CENTER	31	295
Jeffrey Marogil Cardiology · Glenview, IL	31	214
Christopher Kay Diagnostic Radiology · Evanston, IL	31	145
Gary Turkel Diagnostic Radiology · Maywood, IL	27	173
Alyssa Choate Diagnostic Radiology · Evanston, IL	24	95

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events