Doctor profile · Federal record

Dr. Michael Oh, M.D.

Neurology Physician (CMS: Neurology) · Ontario, CA

  • NPI 1972763555
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2295 S Vineyard Ave Bldg D
Ontario, CA 917617925
(888) 750-0036

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
December 8, 2021
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
California #A123554

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972763555. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$178
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Kuros Biosciences USA, INC 2 $178.26

By nature of payment

Food and Beverage
$178

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,369
Patients
416
Total drug cost
$42,318
Drug Type Claims Patients Total cost
Gabapentin Generic 263 86 $6,910
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 222 74 $12,988
Levetiracetam Generic 141 47 $6,223
Sumatriptan Succinate Generic 89 12 $2,489
Donepezil Hcl Generic 85 25 $1,509
Amantadine (Amantadine Hcl) Brand 77 27 $1,947
Propranolol Hcl Generic 69 21 $2,297
Prednisone Generic 66 16 $744
Topiramate Generic 59 18 $966
Ropinirole Hcl Generic 57 17 $1,878

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Oh's medical specialty?
Dr. Michael Oh practices Neurology Physician in Ontario, CA.
Where does Dr. Michael Oh practice?
Dr. Michael Oh practices at 2295 S Vineyard Ave Bldg D, Ontario, CA 917617925. Office phone: 8887500036.
What is Dr. Michael Oh's NPI?
Dr. Michael Oh's National Provider Identifier (NPI) is 1972763555, issued by NPPES.
Does Dr. Michael Oh accept Medicare assignment?
Yes. Dr. Michael Oh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.