Provider Profile

Austin O. Koestner, MS

Unclaimed Profile

About Austin Koestner

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Specialty

Marriage & Family Therapist (Primary)

Credentials & Licensing

CA license152003
NPI1952118960
NPI issued12/12/2024

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Common questions

What is Austin O. Koestner's specialty?

Austin O. Koestner is a marriage and family therapist in Monrovia, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Marriage & Family Therapist”.

NPI registry

Where can I find Austin O. Koestner?

Austin O. Koestner is listed at 815 W Foothill Blvd, Monrovia, CA 91016. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Austin O. Koestner?

The number on file is (909) 333-5578. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Austin O. Koestner's NPI number?

Austin O. Koestner's National Provider Identifier is 1952118960. 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 long has Austin O. Koestner been practicing?

Austin O. Koestner has 2+ years experience. Registered with an NPI since 2024. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Austin O. Koestner confirmed this information?

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

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.