Paula Lum, M.D., M.P.H.
NPI 1811004559 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paula Lum, M.D., M.P.H. is a Internal Medicine Physician provider in San Francisco, CA (NPI 1811004559).
Provider details
- NPI number
- 1811004559
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., M.P.H.
- Sex
- Female
- Sole proprietor
- No
- License
- A53746 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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 · 52 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 107 | 16 |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 102 | 13 |
| Tamsulosin Hcl | 58 | — |
| Trazodone Hcl | 51 | — |
| Ibuprofen | 46 | — |
| Gabapentin | 46 | — |
| Varenicline Tartrate | 44 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-25
- Last updated
- 2025-05-07
- Certified
- 2025-05-07
Frequently asked questions
- What is Paula Lum's NPI number?
- Paula Lum's National Provider Identifier (NPI) is 1811004559, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paula Lum's specialty?
- Paula Lum is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Paula Lum located?
- Paula Lum's practice location on file with NPPES is 995 Potrero Ave, San Francisco, CA 94110-2859.
- What is Paula Lum's phone number?
- The practice phone number listed in the NPPES registry for Paula Lum is (415) 206-2400.
- Does Paula Lum accept Medicare?
- Paula Lum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Paula Lum's NPI active?
- Yes — Paula Lum's NPI (1811004559) is active in the NPPES registry as of the last update on 2025-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.