Robert Fierro, PA
NPI 1497871644 · Physician Assistant · Los Angeles, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Fierro, PA is a Physician Assistant provider in Los Angeles, CA (NPI 1497871644).
Provider details
- NPI number
- 1497871644
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Male
- Sole proprietor
- No
- License
- PA15043 (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 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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 27 | 27 |
| Potassium Chloride | 22 | 22 |
| Bisoprolol Fumarate | 19 | 12 |
| Warfarin Sodium | 18 | 14 |
| Atorvastatin Calcium | 18 | — |
| Amiodarone Hcl | 11 | 11 |
| Metoprolol Tartrate | 11 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-21
- Last updated
- 2021-11-30
Frequently asked questions
- What is Robert Fierro's NPI number?
- Robert Fierro's National Provider Identifier (NPI) is 1497871644, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Fierro's specialty?
- Robert Fierro is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Robert Fierro located?
- Robert Fierro's practice location on file with NPPES is 4733 W Sunset Blvd, Los Angeles, CA 90027-6021.
- What is Robert Fierro's phone number?
- The practice phone number listed in the NPPES registry for Robert Fierro is (323) 783-4011.
- Does Robert Fierro accept Medicare?
- Robert Fierro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Fierro's NPI active?
- Yes — Robert Fierro's NPI (1497871644) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.