Gisella Olivares, D.O.
NPI 1821138405 · Family Medicine Physician · Pomona, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gisella Olivares, D.O. is a Family Medicine Physician provider in Pomona, CA (NPI 1821138405).
Provider details
- NPI number
- 1821138405
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 20A8664 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 58 | 30 |
| Amlodipine Besylate | 44 | 22 |
| Lisinopril | 37 | 20 |
| Gabapentin | 36 | 16 |
| Levothyroxine Sodium | 33 | 15 |
| Duloxetine Hcl | 31 | — |
| Omeprazole |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$29 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-06
- Last updated
- 2022-07-15
- Certified
- 2022-07-15
Frequently asked questions
- What is Gisella Olivares's NPI number?
- Gisella Olivares's National Provider Identifier (NPI) is 1821138405, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gisella Olivares's specialty?
- Gisella Olivares is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gisella Olivares located?
- Gisella Olivares's practice location on file with NPPES is 1770 N Orange Grove Ave, Pomona, CA 91767-3027.
- What is Gisella Olivares's phone number?
- The practice phone number listed in the NPPES registry for Gisella Olivares is (909) 469-9494.
- Does Gisella Olivares accept Medicare?
- Gisella Olivares is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gisella Olivares's NPI active?
- Yes — Gisella Olivares's NPI (1821138405) is active in the NPPES registry as of the last update on 2022-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.