Pedro Ruiz, M.D., PH.D.
NPI 1023204468 · Rheumatology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Pedro Ruiz, M.D., PH.D. is a Rheumatology Physician provider in San Francisco, CA (NPI 1023204468).
Provider details
- NPI number
- 1023204468
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A84199 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 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
401 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 | 167 | $154 |
| 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 | 113 | $19 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 43 | $110 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 39 | $176 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 39 | $198 |
Typical Medicare-allowed amounts for these services range $19–$198 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 233 | 71 |
| Methotrexate Sodiumbrand: Methotrexate | 136 | 44 |
| Hydroxychloroquine Sulfate | 60 | 20 |
| Etanerceptbrand: Enbrel Sureclick | 41 | — |
| Folic Acid | 34 | — |
| Adalimumabbrand: Humira(cf) Pen | 28 | — |
| Allopurinol |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$312 across 8 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
- 2007-09-19
- Last updated
- 2010-07-01
Frequently asked questions
- What is Pedro Ruiz's NPI number?
- Pedro Ruiz's National Provider Identifier (NPI) is 1023204468, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Pedro Ruiz's specialty?
- Pedro Ruiz is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Pedro Ruiz located?
- Pedro Ruiz's practice location on file with NPPES is 2100 Webster St, San Francisco, CA 94115-2373.
- What is Pedro Ruiz's phone number?
- The practice phone number listed in the NPPES registry for Pedro Ruiz is (415) 923-3060.
- Does Pedro Ruiz accept Medicare?
- Pedro Ruiz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Pedro Ruiz's NPI active?
- Yes — Pedro Ruiz's NPI (1023204468) is active in the NPPES registry as of the last update on 2010-07-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.