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Physician Profile

Douglas Thierer, DO

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At a glance

About Dr. Thierer

Based in South San Francisco, CA, Douglas Thierer, DO is listed in the NPI registry under occupational medicine. NPI 1811075468 identifies this record in the national registry.

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

Specialty

Credentials & Licensing

IL · Osteopathic Physician and Surgeon 20AOsteopathic Medical Board of California
No. 6998CurrentExpires Jun 2028Since 1996
CA licenceAs reported to the NPI registry
No. 20A6998As reported
NPINational Provider Identifier
1811075468Issued 2006

Snapshot · verify with the board ↗

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 kind of doctor is Dr. Thierer?

Dr. Thierer is an occupational medicine in South San Francisco, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

What is Dr. Thierer's address?

Dr. Thierer is listed at 1200 El Camino Real, South San Francisco, CA 94080. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Dr. Thierer?

The number on file is (650) 742-2000. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Thierer's NPI number?

Dr. Thierer's National Provider Identifier is 1811075468. 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 Dr. Thierer been practicing?

Dr. Thierer has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Dr. Thierer confirmed this information?

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

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