Tanvir Sattar, MD
NPI 1821176314 · Hematology & Oncology Physician · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tanvir Sattar, MD is a Hematology & Oncology Physician provider in Walnut Creek, CA (NPI 1821176314).
Provider details
- NPI number
- 1821176314
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A81779 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 106 | 41 |
| Osimertinib Mesylatebrand: Tagrisso | 78 | 12 |
| Prochlorperazine Maleate | 71 | 48 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 64 | 19 |
| Dexamethasone | 63 | 39 |
| Oxycodone Hcl | 60 | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2021-12-13
Frequently asked questions
- What is Tanvir Sattar's NPI number?
- Tanvir Sattar's National Provider Identifier (NPI) is 1821176314, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tanvir Sattar's specialty?
- Tanvir Sattar is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Tanvir Sattar located?
- Tanvir Sattar's practice location on file with NPPES is 1425 S Main St, Walnut Creek, CA 94596-5318.
- What is Tanvir Sattar's phone number?
- The practice phone number listed in the NPPES registry for Tanvir Sattar is (925) 295-4000.
- Does Tanvir Sattar accept Medicare?
- Tanvir Sattar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tanvir Sattar's NPI active?
- Yes — Tanvir Sattar's NPI (1821176314) is active in the NPPES registry as of the last update on 2021-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.