Timothy Lu, M.D., PH.D.
NPI 1922258169 · Gastroenterology Physician · San Francisco, CA
Timothy Lu, M.D., PH.D. is a Gastroenterology Physician provider in San Francisco, CA (NPI 1922258169).
Provider details
- NPI number
- 1922258169
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A95442 (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
17 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-09-24
- Last updated
- 2008-09-24
Frequently asked questions
- What is Timothy Lu's NPI number?
- Timothy Lu's National Provider Identifier (NPI) is 1922258169, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Lu's specialty?
- Timothy Lu is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Timothy Lu located?
- Timothy Lu's practice location on file with NPPES is 513 Parnassus Ave, San Francisco, CA 94143-2205.
- What is Timothy Lu's phone number?
- The practice phone number listed in the NPPES registry for Timothy Lu is (415) 476-3143.
- Is Timothy Lu's NPI active?
- Yes — Timothy Lu's NPI (1922258169) is active in the NPPES registry as of the last update on 2008-09-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.