Shirley Tan, M.D.
NPI 1861503724 · Internal Medicine Physician · Loma Linda, CA
Shirley Tan, M.D. is a Internal Medicine Physician provider in Loma Linda, CA (NPI 1861503724).
Provider details
- NPI number
- 1861503724
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- G066276 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2018-05-24
Frequently asked questions
- What is Shirley Tan's NPI number?
- Shirley Tan's National Provider Identifier (NPI) is 1861503724, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shirley Tan's specialty?
- Shirley Tan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Shirley Tan located?
- Shirley Tan's practice location on file with NPPES is 11201 Benton St, Loma Linda, CA 92357.
- What is Shirley Tan's phone number?
- The practice phone number listed in the NPPES registry for Shirley Tan is (909) 825-7084.
- Is Shirley Tan's NPI active?
- Yes — Shirley Tan's NPI (1861503724) is active in the NPPES registry as of the last update on 2018-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.