C James Chen, MD
NPI 1265471767 · Obstetrics & Gynecology Physician · Buffalo, NY
C James Chen, MD is a Obstetrics & Gynecology Physician provider in Buffalo, NY (NPI 1265471767).
Provider details
- NPI number
- 1265471767
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 109836 (NY)
Specialties & taxonomies
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
- 2006-06-06
- Last updated
- 2007-07-09
Frequently asked questions
- What is C James Chen's NPI number?
- C James Chen's National Provider Identifier (NPI) is 1265471767, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is C James Chen's specialty?
- C James Chen is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is C James Chen located?
- C James Chen's practice location on file with NPPES is 2121 Main St, Buffalo, NY 14214-2693.
- What is C James Chen's phone number?
- The practice phone number listed in the NPPES registry for C James Chen is (716) 833-9568.
- Is C James Chen's NPI active?
- Yes — C James Chen's NPI (1265471767) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.