IndividualActive
William Chin, M.D.
NPI 1841471620 · Internal Medicine Physician · Boston, MA
William Chin, M.D. is a Internal Medicine Physician provider in Boston, MA (NPI 1841471620).
Provider details
- NPI number
- 1841471620
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 39757 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(88/100 index)
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
75 Francis Street
Brigham & Women'S Hosp
Boston, MA 02115
Phone: (617) 732-5856
Street-level locationGet directions
Mailing address
157 Forest Blvd
Indianapolis, IN 46240-2508
Registry dates
- Enumerated
- 2007-11-20
- Last updated
- 2007-11-20
Frequently asked questions
- What is William Chin's NPI number?
- William Chin's National Provider Identifier (NPI) is 1841471620, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Chin's specialty?
- William Chin is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Chin located?
- William Chin's practice location on file with NPPES is 75 Francis Street, Boston, MA 02115.
- What is William Chin's phone number?
- The practice phone number listed in the NPPES registry for William Chin is (617) 732-5856.
- Is William Chin's NPI active?
- Yes — William Chin's NPI (1841471620) is active in the NPPES registry as of the last update on 2007-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.