IndividualActive
William Chang, MD
NPI 1700807567 · General Practice Physician · Cranston, RI
William Chang, MD is a General Practice Physician provider in Cranston, RI (NPI 1700807567).
Provider details
- NPI number
- 1700807567
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 06631 (RI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
934 Park Ave
Cranston, RI 02910-2708
Phone: (401) 941-3166
Fax: (401) 941-3122
Street-level locationGet directions
Mailing address
402 Woodhaven Ct
Cranston, RI 02920-2958
Registry dates
- Enumerated
- 2006-07-21
- Last updated
- 2009-07-23
Frequently asked questions
- What is William Chang's NPI number?
- William Chang's National Provider Identifier (NPI) is 1700807567, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Chang's specialty?
- William Chang is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is William Chang located?
- William Chang's practice location on file with NPPES is 934 Park Ave, Cranston, RI 02910-2708.
- What is William Chang's phone number?
- The practice phone number listed in the NPPES registry for William Chang is (401) 941-3166.
- Is William Chang's NPI active?
- Yes — William Chang's NPI (1700807567) is active in the NPPES registry as of the last update on 2009-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.