Chun-Yu Peng, M.D.
NPI 1568107381 · Internal Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chun-Yu Peng, M.D. is a Internal Medicine Physician provider in Boston, MA (NPI 1568107381).
Provider details
- NPI number
- 1568107381
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
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)
- Danbury Hospital 24 Hospital AvenueDanbury, CT 06810-6099Phone: (203) 739-8105
Registry dates
- Enumerated
- 2022-05-05
- Last updated
- 2025-07-05
- Certified
- 2025-07-05
Frequently asked questions
- What is Chun-Yu Peng's NPI number?
- Chun-Yu Peng's National Provider Identifier (NPI) is 1568107381, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chun-Yu Peng's specialty?
- Chun-Yu Peng is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Chun-Yu Peng located?
- Chun-Yu Peng's practice location on file with NPPES is 75 Francis St, Boston, MA 02115-6110.
- What is Chun-Yu Peng's phone number?
- The practice phone number listed in the NPPES registry for Chun-Yu Peng is (617) 278-0055.
- Does Chun-Yu Peng accept Medicare?
- Chun-Yu Peng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chun-Yu Peng's NPI active?
- Yes — Chun-Yu Peng's NPI (1568107381) is active in the NPPES registry as of the last update on 2025-07-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.