Physician Profile

Isaac S. Horowitz, DO

Unclaimed Profile

About Dr. Horowitz

Isaac S. Horowitz, DO practices pediatrics in Madera, CA. The provider's National Provider Identifier (NPI) is 1982167375.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Pediatrics (Primary)

Credentials & Licensing

CA license20A20038
CA Osteopathic Physician and Surgeon 20A
Osteopathic Medical Board of California
No. 20038 · Current · expires Sep 30, 2027 · since 2022
NPI1982167375
NPI issued04/11/2019

Licence standing is from the California Department of Consumer Affairs public licensee file, read on Sep 26, 2026. The board is the record of authority; check it there before relying on it.

Medicare information

Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Dr. Horowitz specialize in?

Dr. Horowitz is a pediatrician in Madera, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pediatrics”.

NPI registry

Where is Dr. Horowitz located?

Dr. Horowitz is listed at 344 E 6Th St, Madera, CA 93638. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Horowitz's phone number?

The number on file is (559) 871-5844. Contact the office directly to confirm availability and scheduling.

NPI registry

What is the NPI for Dr. Horowitz?

Dr. Horowitz's National Provider Identifier is 1982167375. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

How much experience does Dr. Horowitz have?

Dr. Horowitz has 7+ years experience. Registered with an NPI since 2019. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is Dr. Horowitz's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Horowitz. If this is you, claiming it is free.

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