Yu-Ming Chang, M.D., PH.D.
NPI 1760659866 · Gastroenterology Physician · Fremont, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yu-Ming Chang, M.D., PH.D. is a Gastroenterology Physician provider in Fremont, CA (NPI 1760659866).
Provider details
- NPI number
- 1760659866
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A110174 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
18 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
- 2008-05-08
- Last updated
- 2022-01-25
- Certified
- 2022-01-25
Frequently asked questions
- What is Yu-Ming Chang's NPI number?
- Yu-Ming Chang's National Provider Identifier (NPI) is 1760659866, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yu-Ming Chang's specialty?
- Yu-Ming Chang is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Yu-Ming Chang located?
- Yu-Ming Chang's practice location on file with NPPES is 40737 Palatino St, Fremont, CA 94539-3833.
- What is Yu-Ming Chang's phone number?
- The practice phone number listed in the NPPES registry for Yu-Ming Chang is (408) 646-4176.
- Does Yu-Ming Chang accept Medicare?
- Yu-Ming Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yu-Ming Chang's NPI active?
- Yes — Yu-Ming Chang's NPI (1760659866) is active in the NPPES registry as of the last update on 2022-01-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.