Gianna Warren, PA-C
NPI 1184941098 · Physician Assistant · Inglewood, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gianna Warren, PA-C is a Physician Assistant provider in Inglewood, CA (NPI 1184941098).
Provider details
- NPI number
- 1184941098
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA20940 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
16 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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 27 | 20 |
| Lisinopril | 22 | 15 |
| Amlodipine Besylate | 21 | 14 |
| Metformin Hcl | 17 | 13 |
| Hydrochlorothiazide | 16 | 11 |
| Empagliflozinbrand: Jardiance | 13 | — |
| Ibuprofen | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$88 across 3 records (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
- 2010-05-02
- Last updated
- 2016-06-24
Frequently asked questions
- What is Gianna Warren's NPI number?
- Gianna Warren's National Provider Identifier (NPI) is 1184941098, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gianna Warren's specialty?
- Gianna Warren is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gianna Warren located?
- Gianna Warren's practice location on file with NPPES is 905 S Prairie Ave Ste a, Inglewood, CA 90301-4140.
- What is Gianna Warren's phone number?
- The practice phone number listed in the NPPES registry for Gianna Warren is (310) 946-2533.
- Does Gianna Warren accept Medicare?
- Gianna Warren is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gianna Warren's NPI active?
- Yes — Gianna Warren's NPI (1184941098) is active in the NPPES registry as of the last update on 2016-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.