Stephanie Seiki, M.D.
NPI 1063684132 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephanie Seiki, M.D. is a Internal Medicine Physician provider in San Francisco, CA (NPI 1063684132).
Provider details
- NPI number
- 1063684132
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A124172 (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
18 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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefpodoxime Proxetil | 33 | 33 |
| Furosemide | 33 | 29 |
| Atorvastatin Calcium | 20 | 13 |
| Metoprolol Tartrate | 13 | — |
| Prednisone | 13 | 13 |
| Losartan Potassium | 11 | — |
| Tamsulosin Hcl | 11 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-03-29
- Last updated
- 2022-02-11
Frequently asked questions
- What is Stephanie Seiki's NPI number?
- Stephanie Seiki's National Provider Identifier (NPI) is 1063684132, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Seiki's specialty?
- Stephanie Seiki is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephanie Seiki located?
- Stephanie Seiki's practice location on file with NPPES is 450 Stanyan St, San Francisco, CA 94117-1019.
- What is Stephanie Seiki's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Seiki is (415) 750-5909.
- Does Stephanie Seiki accept Medicare?
- Stephanie Seiki is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephanie Seiki's NPI active?
- Yes — Stephanie Seiki's NPI (1063684132) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.