Rosalydia Tamayo, M.D.
NPI 1336498179 · Student in an Organized Health Care Education/Training Program · San Francisco, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rosalydia Tamayo, M.D. is a Student in an Organized Health Care Education/Training Program provider in San Francisco, CA (NPI 1336498179).
Provider details
- NPI number
- 1336498179
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
83% 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 · 60 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 89 | 32 |
| Levothyroxine Sodium | 74 | 22 |
| Gabapentin | 64 | 23 |
| Rosuvastatin Calcium | 58 | 26 |
| Lisinopril | 57 | 19 |
| Amlodipine Besylate | 56 | 19 |
| Albuterol Sulfate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-09-07
- Last updated
- 2021-12-22
Frequently asked questions
- What is Rosalydia Tamayo's NPI number?
- Rosalydia Tamayo's National Provider Identifier (NPI) is 1336498179, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rosalydia Tamayo's specialty?
- Rosalydia Tamayo is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Rosalydia Tamayo located?
- Rosalydia Tamayo's practice location on file with NPPES is 1697b 7th Ave, San Francisco, CA 94122-3716.
- What is Rosalydia Tamayo's phone number?
- The practice phone number listed in the NPPES registry for Rosalydia Tamayo is (408) 691-8155.
- Does Rosalydia Tamayo accept Medicare?
- Rosalydia Tamayo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rosalydia Tamayo's NPI active?
- Yes — Rosalydia Tamayo's NPI (1336498179) is active in the NPPES registry as of the last update on 2021-12-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.