Tin Chu, MD
NPI 1922748862 · Family Medicine Physician · Riverside, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tin Chu, MD is a Family Medicine Physician provider in Riverside, CA (NPI 1922748862).
Provider details
- NPI number
- 1922748862
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 400 N Pepper AveColton, CA 92324-1801Phone: (909) 580-3366
Registry dates
- Enumerated
- 2022-03-30
- Last updated
- 2025-07-09
- Certified
- 2025-07-09
Frequently asked questions
- What is Tin Chu's NPI number?
- Tin Chu's National Provider Identifier (NPI) is 1922748862, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tin Chu's specialty?
- Tin Chu is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tin Chu located?
- Tin Chu's practice location on file with NPPES is 4343 Market St Ste C, Riverside, CA 92501-3567.
- What is Tin Chu's phone number?
- The practice phone number listed in the NPPES registry for Tin Chu is (951) 784-7406.
- Does Tin Chu accept Medicare?
- Tin Chu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tin Chu's NPI active?
- Yes — Tin Chu's NPI (1922748862) is active in the NPPES registry as of the last update on 2025-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.