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Tam Tiet, MD
NPI 1285994244 · Family Medicine Physician · Petaluma, CA
Tam Tiet, MD is a Family Medicine Physician provider in Petaluma, CA (NPI 1285994244).
Provider details
- NPI number
- 1285994244
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A132568 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
1383 N Mcdowell Blvd Ste 150
Petaluma, CA 94954
Phone: (707) 308-2840
Fax: (707) 573-5376
Street-level locationGet directions
Mailing address
2350 W El Camino Real Fl 2
Mountain View, CA 94040-6203
Additional practice locations (2)
- 111 Raley BlvdSuite 140Chico, CA 95928-8351Phone: (530) 342-5776Fax: (530) 898-0178
- 3883 Airway Dr Ste 120Santa Rosa, CA 95403-1678Phone: (707) 521-4495Fax: (707) 573-5421
Registry dates
- Enumerated
- 2012-05-24
- Last updated
- 2023-03-07
Frequently asked questions
- What is Tam Tiet's NPI number?
- Tam Tiet's National Provider Identifier (NPI) is 1285994244, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tam Tiet's specialty?
- Tam Tiet is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tam Tiet located?
- Tam Tiet's practice location on file with NPPES is 1383 N Mcdowell Blvd Ste 150, Petaluma, CA 94954.
- What is Tam Tiet's phone number?
- The practice phone number listed in the NPPES registry for Tam Tiet is (707) 308-2840.
- Is Tam Tiet's NPI active?
- Yes — Tam Tiet's NPI (1285994244) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.