John Fitzgerald, MD
NPI 1841215027 · Rheumatology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Fitzgerald, MD is a Rheumatology Physician provider in Los Angeles, CA (NPI 1841215027).
Provider details
- NPI number
- 1841215027
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G80802 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
334 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 100 | $100 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 61 | $17 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 50 | $57 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 48 | $67 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 42 | $150 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Allopurinol | 96 | 28 |
| Prednisone | 48 | 15 |
| Methotrexate Sodiumbrand: Methotrexate | 33 | — |
| Leflunomide | 29 | — |
| Hydroxychloroquine Sulfate | 28 | 12 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 26 | — |
| Meloxicam | 24 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-12
- Last updated
- 2010-06-14
Frequently asked questions
- What is John Fitzgerald's NPI number?
- John Fitzgerald's National Provider Identifier (NPI) is 1841215027, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Fitzgerald's specialty?
- John Fitzgerald is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is John Fitzgerald located?
- John Fitzgerald's practice location on file with NPPES is 200 Medical Plaza, Los Angeles, CA 90095-3075.
- What is John Fitzgerald's phone number?
- The practice phone number listed in the NPPES registry for John Fitzgerald is (310) 825-2448.
- Does John Fitzgerald accept Medicare?
- John Fitzgerald is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Fitzgerald's NPI active?
- Yes — John Fitzgerald's NPI (1841215027) is active in the NPPES registry as of the last update on 2010-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.