Joe Gamboa, MD
NPI 1598072779 · Rheumatology Physician · Torrance, CA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joe Gamboa, MD is a Rheumatology Physician provider in Torrance, CA (NPI 1598072779).
Provider details
- NPI number
- 1598072779
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A119662 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
488 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 219 | $139 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 77 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 71 | $98 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 44 | $176 |
| Complete Ultrasound Scan of Joint76881 | 31 | $57 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 235 | 53 |
| Prednisone | 230 | 49 |
| Hydroxychloroquine Sulfate | 211 | 56 |
| Alendronate Sodium | 151 | 53 |
| Allopurinol | 115 | 36 |
| Leflunomide | 55 | 14 |
| Romosozumab-Aqqgbrand: Evenity (2 Syringes) | 55 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$534 across 25 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
- 2010-09-09
- Last updated
- 2015-10-28
Frequently asked questions
- What is Joe Gamboa's NPI number?
- Joe Gamboa's National Provider Identifier (NPI) is 1598072779, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joe Gamboa's specialty?
- Joe Gamboa is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Joe Gamboa located?
- Joe Gamboa's practice location on file with NPPES is 23326 Hawthorne Blvd, Torrance, CA 90505-3725.
- What is Joe Gamboa's phone number?
- The practice phone number listed in the NPPES registry for Joe Gamboa is (310) 257-7205.
- Does Joe Gamboa accept Medicare?
- Joe Gamboa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joe Gamboa's NPI active?
- Yes — Joe Gamboa's NPI (1598072779) is active in the NPPES registry as of the last update on 2015-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.