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Provider Profile

Sun H. Costigan, D.D.S.

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At a glance

About Dr. Costigan

Sun H. Costigan, D.D.S. is a dentist practicing in Novato, CA. This provider record is associated with NPI 1679644116.

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

Specialty

Dentist (Primary)

Credentials & Licensing

CA · Oral Conscious Sedation CertificateDental Board of California
No. 1016DelinquentExpired Feb 28, 2026Since 2007
CA · Dental LicenseDental Board of California
No. 44664DelinquentExpired Feb 28, 2026Since 1997
NPINational Provider Identifier
1679644116Issued 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 is Sun H. Costigan's specialty?

Sun H. Costigan is a dentist in Novato, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where can I find Sun H. Costigan?

Sun H. Costigan is listed at 197 San Marin Dr, Novato, CA 94945. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Sun H. Costigan?

The number on file is (415) 209-6060. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Sun H. Costigan's NPI number?

Sun H. Costigan's National Provider Identifier is 1679644116. 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 Sun H. Costigan been practicing?

Sun H. Costigan 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 Sun H. Costigan confirmed this information?

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

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