Michelle Tinitigan, MD
NPI 1891976759 · Family Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michelle Tinitigan, MD is a Family Medicine Physician provider in San Francisco, CA (NPI 1891976759).
Provider details
- NPI number
- 1891976759
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A111439 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 80 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 442 | 141 |
| Losartan Potassium | 210 | 72 |
| Amlodipine Besylate | 208 | 68 |
| Lisinopril | 155 | 52 |
| Metformin Hclbrand: Metformin Hcl Er | 137 | 46 |
| Fluticasone Propionate | 131 | 54 |
| Atenolol | 111 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-11-20
- Last updated
- 2021-12-15
Frequently asked questions
- What is Michelle Tinitigan's NPI number?
- Michelle Tinitigan's National Provider Identifier (NPI) is 1891976759, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Tinitigan's specialty?
- Michelle Tinitigan is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michelle Tinitigan located?
- Michelle Tinitigan's practice location on file with NPPES is 2200 Ofarrell St, San Francisco, CA 94115-3357.
- What is Michelle Tinitigan's phone number?
- The practice phone number listed in the NPPES registry for Michelle Tinitigan is (415) 833-2200.
- Does Michelle Tinitigan accept Medicare?
- Michelle Tinitigan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michelle Tinitigan's NPI active?
- Yes — Michelle Tinitigan's NPI (1891976759) is active in the NPPES registry as of the last update on 2021-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.