Thomas Yu, MD
NPI 1518991959 · Anatomic Pathology & Clinical Pathology Physician · Stockton, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Yu, MD is a Anatomic Pathology & Clinical Pathology Physician provider in Stockton, CA (NPI 1518991959).
Provider details
- NPI number
- 1518991959
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A47830 (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
- 2006-07-10
- Last updated
- 2024-04-03
- Certified
- 2024-04-03
Frequently asked questions
- What is Thomas Yu's NPI number?
- Thomas Yu's National Provider Identifier (NPI) is 1518991959, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Yu's specialty?
- Thomas Yu is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Yu located?
- Thomas Yu's practice location on file with NPPES is 1800 N California St, Stockton, CA 95204-6019.
- What is Thomas Yu's phone number?
- The practice phone number listed in the NPPES registry for Thomas Yu is (209) 943-2000.
- Does Thomas Yu accept Medicare?
- Thomas Yu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Yu's NPI active?
- Yes — Thomas Yu's NPI (1518991959) is active in the NPPES registry as of the last update on 2024-04-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.