Siong Lee, MD
NPI 1417932716 · Dermatology Physician · San Francisco, CA
Siong Lee, MD is a Dermatology Physician provider in San Francisco, CA (NPI 1417932716).
Provider details
- NPI number
- 1417932716
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A31930 (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
20 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
- 2005-12-08
- Last updated
- 2011-01-10
Frequently asked questions
- What is Siong Lee's NPI number?
- Siong Lee's National Provider Identifier (NPI) is 1417932716, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Siong Lee's specialty?
- Siong Lee is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Siong Lee located?
- Siong Lee's practice location on file with NPPES is 929 Clay St, San Francisco, CA 94108-1556.
- What is Siong Lee's phone number?
- The practice phone number listed in the NPPES registry for Siong Lee is (415) 982-9877.
- Is Siong Lee's NPI active?
- Yes — Siong Lee's NPI (1417932716) is active in the NPPES registry as of the last update on 2011-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.