Joyce Ann Viloria, M.D.
NPI 1013144724 · Student in an Organized Health Care Education/Training Program · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joyce Ann Viloria, M.D. is a Student in an Organized Health Care Education/Training Program provider in San Francisco, CA (NPI 1013144724).
Provider details
- NPI number
- 1013144724
- 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
17 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 · 67 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 276 | 92 |
| Amlodipine Besylate | 231 | 83 |
| Losartan Potassium | 162 | 60 |
| Lisinopril | 136 | 47 |
| Levothyroxine Sodium | 131 | 33 |
| Atenolol | 112 | 40 |
| Fluticasone Propionate | 83 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-06-20
- Last updated
- 2021-12-20
Frequently asked questions
- What is Joyce Ann Viloria's NPI number?
- Joyce Ann Viloria's National Provider Identifier (NPI) is 1013144724, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joyce Ann Viloria's specialty?
- Joyce Ann Viloria 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 Joyce Ann Viloria located?
- Joyce Ann Viloria's practice location on file with NPPES is 1001 Potrero Ave # 1m3, San Francisco, CA 94110-3518.
- What is Joyce Ann Viloria's phone number?
- The practice phone number listed in the NPPES registry for Joyce Ann Viloria is (415) 206-8494.
- Does Joyce Ann Viloria accept Medicare?
- Joyce Ann Viloria is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joyce Ann Viloria's NPI active?
- Yes — Joyce Ann Viloria's NPI (1013144724) is active in the NPPES registry as of the last update on 2021-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.