John Duncan, MD
NPI 1811987985 · Pediatric Endocrinology Physician · Melbourne, FL
John Duncan, MD is a Pediatric Endocrinology Physician provider in Melbourne, FL (NPI 1811987985).
Provider details
- NPI number
- 1811987985
- Entity type
- Individual
- Primary specialty
- Pediatric Endocrinology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME37339 (FL)
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
- 2005-10-28
- Last updated
- 2022-07-21
Frequently asked questions
- What is John Duncan's NPI number?
- John Duncan's National Provider Identifier (NPI) is 1811987985, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Duncan's specialty?
- John Duncan is listed in the NPPES registry with a primary specialty of Pediatric Endocrinology Physician (Allopathic & Osteopathic Physicians).
- Where is John Duncan located?
- John Duncan's practice location on file with NPPES is 1223 Gateway Dr, Melbourne, FL 32901-2607.
- What is John Duncan's phone number?
- The practice phone number listed in the NPPES registry for John Duncan is (321) 723-0072.
- Is John Duncan's NPI active?
- Yes — John Duncan's NPI (1811987985) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.