Olga Ulloa, MD
NPI 1699853416 · Family Medicine Physician · Stockton, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Olga Ulloa, MD is a Family Medicine Physician provider in Stockton, CA (NPI 1699853416).
Provider details
- NPI number
- 1699853416
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A69793 (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
19 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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clobetasol Propionate | 216 | 91 |
| Fluorouracil | 203 | 159 |
| Triamcinolone Acetonide | 116 | 54 |
| Metronidazole | 76 | 32 |
| Apremilastbrand: Otezla | 64 | — |
| Hydrocortisone | 53 | 26 |
| Doxycycline Monohydrate | 52 | 23 |
| Acitretin | 41 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2021-12-06
Frequently asked questions
- What is Olga Ulloa's NPI number?
- Olga Ulloa's National Provider Identifier (NPI) is 1699853416, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Olga Ulloa's specialty?
- Olga Ulloa is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Olga Ulloa located?
- Olga Ulloa's practice location on file with NPPES is 7373 West Ln, Stockton, CA 95210-3377.
- What is Olga Ulloa's phone number?
- The practice phone number listed in the NPPES registry for Olga Ulloa is (209) 476-2000.
- Does Olga Ulloa accept Medicare?
- Olga Ulloa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Olga Ulloa's NPI active?
- Yes — Olga Ulloa's NPI (1699853416) is active in the NPPES registry as of the last update on 2021-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.