John Chance, M.D.
NPI 1790785624 · Orthopaedic Hand Surgery Physician · Portland, ME
John Chance, M.D. is a Orthopaedic Hand Surgery Physician provider in Portland, ME (NPI 1790785624).
Provider details
- NPI number
- 1790785624
- Entity type
- Individual
- Primary specialty
- Orthopaedic Hand Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 013254 (ME)
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
21 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
- 2005-07-21
- Last updated
- 2018-09-18
Frequently asked questions
- What is John Chance's NPI number?
- John Chance's National Provider Identifier (NPI) is 1790785624, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Chance's specialty?
- John Chance is listed in the NPPES registry with a primary specialty of Orthopaedic Hand Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is John Chance located?
- John Chance's practice location on file with NPPES is 33 Sewall St, Portland, ME 04102-2603.
- What is John Chance's phone number?
- The practice phone number listed in the NPPES registry for John Chance is (207) 828-2100.
- Is John Chance's NPI active?
- Yes — John Chance's NPI (1790785624) is active in the NPPES registry as of the last update on 2018-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.