Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Anthony S Oh, MD
Surgery Physician in Montclair, CA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1154401354
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Registry record
Entity type Individual (Type 1)
Name Dr. Anthony S Oh
Credential MD
Sex Male
Practice address 4950 San Bernardino St Ste 202, Montclair, CA, 91763
Phone (909) 621-7647
Fax (877) 887-5774
Enumeration date Oct 16, 2006
Last updated in NPPES Apr 17, 2024
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00A850290 | Medicaid | CA | - |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Anthony Oh?
The National Provider Identifier (NPI) for Anthony Oh is 1154401354, a Type 1 (individual) record in the CMS NPPES registry.
Where does Anthony Oh practice?
The practice location on file with NPPES is in Montclair, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-04-17.