Patrick Duff, MD
NPI 1659876332 · Pediatrics Physician · Nashua, NH
Patrick Duff, MD is a Pediatrics Physician provider in Nashua, NH (NPI 1659876332).
Provider details
- NPI number
- 1659876332
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 042.0015364 (VT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
8 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
- 2018-03-26
- Last updated
- 2022-08-12
- Certified
- 2022-08-12
Frequently asked questions
- What is Patrick Duff's NPI number?
- Patrick Duff's National Provider Identifier (NPI) is 1659876332, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patrick Duff's specialty?
- Patrick Duff is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Patrick Duff located?
- Patrick Duff's practice location on file with NPPES is 116 Spit Brook Rd, Nashua, NH 03062-2711.
- What is Patrick Duff's phone number?
- The practice phone number listed in the NPPES registry for Patrick Duff is (603) 891-0083.
- Is Patrick Duff's NPI active?
- Yes — Patrick Duff's NPI (1659876332) is active in the NPPES registry as of the last update on 2022-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.