Katherine Lupton, MD
NPI 1336277847 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Lupton, MD is a Internal Medicine Physician provider in San Francisco, CA (NPI 1336277847).
Provider details
- NPI number
- 1336277847
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A98097 (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 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 79 | 28 |
| Amlodipine Besylate | 75 | 23 |
| Metformin Hcl | 63 | 11 |
| Gabapentin | 40 | — |
| Fluoxetine Hcl | 33 | — |
| Tamsulosin Hcl | 31 | — |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-28
- Last updated
- 2018-11-27
Frequently asked questions
- What is Katherine Lupton's NPI number?
- Katherine Lupton's National Provider Identifier (NPI) is 1336277847, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Lupton's specialty?
- Katherine Lupton is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Lupton located?
- Katherine Lupton's practice location on file with NPPES is 1001 Potrero Ave # 1m, San Francisco, CA 94110-3518.
- What is Katherine Lupton's phone number?
- The practice phone number listed in the NPPES registry for Katherine Lupton is (415) 206-8494.
- Does Katherine Lupton accept Medicare?
- Katherine Lupton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Lupton's NPI active?
- Yes — Katherine Lupton's NPI (1336277847) is active in the NPPES registry as of the last update on 2018-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.