Sudhakar Tumuluri, M.D.
NPI 1639181670 · Rheumatology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sudhakar Tumuluri, M.D. is a Rheumatology Physician provider in San Francisco, CA (NPI 1639181670).
Provider details
- NPI number
- 1639181670
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A85788 (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
19 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
67 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 | 67 | $146 |
Typical Medicare-allowed amounts for these services range $146–$146 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxychloroquine Sulfate | 64 | 24 |
| Methotrexate Sodiumbrand: Methotrexate | 40 | 13 |
| Apremilastbrand: Otezla | 28 | — |
| Methylprednisolone | 22 | 14 |
| Abataceptbrand: Orencia Clickject | 21 | — |
| Prednisone | 20 | — |
| Etanerceptbrand: Enbrel Sureclick |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$527,646 across 684 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
- 2006-08-11
- Last updated
- 2018-04-24
Frequently asked questions
- What is Sudhakar Tumuluri's NPI number?
- Sudhakar Tumuluri's National Provider Identifier (NPI) is 1639181670, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sudhakar Tumuluri's specialty?
- Sudhakar Tumuluri is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Sudhakar Tumuluri located?
- Sudhakar Tumuluri's practice location on file with NPPES is 2340 Clay St, San Francisco, CA 94115-1932.
- What is Sudhakar Tumuluri's phone number?
- The practice phone number listed in the NPPES registry for Sudhakar Tumuluri is (415) 674-5200.
- Does Sudhakar Tumuluri accept Medicare?
- Sudhakar Tumuluri is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sudhakar Tumuluri's NPI active?
- Yes — Sudhakar Tumuluri's NPI (1639181670) is active in the NPPES registry as of the last update on 2018-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.