Lynn Duffy, M.D.
NPI 1790759124 · Pediatric Gastroenterology Physician · Fairfax, VA
Lynn Duffy, M.D. is a Pediatric Gastroenterology Physician provider in Fairfax, VA (NPI 1790759124).
Provider details
- NPI number
- 1790759124
- Entity type
- Individual
- Primary specialty
- Pediatric Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 0101041670 (VA)
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
- 2006-02-14
- Last updated
- 2016-03-23
Frequently asked questions
- What is Lynn Duffy's NPI number?
- Lynn Duffy's National Provider Identifier (NPI) is 1790759124, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lynn Duffy's specialty?
- Lynn Duffy is listed in the NPPES registry with a primary specialty of Pediatric Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Lynn Duffy located?
- Lynn Duffy's practice location on file with NPPES is 3022 Williams Dr, Fairfax, VA 22031-4600.
- What is Lynn Duffy's phone number?
- The practice phone number listed in the NPPES registry for Lynn Duffy is (703) 698-8960.
- Is Lynn Duffy's NPI active?
- Yes — Lynn Duffy's NPI (1790759124) is active in the NPPES registry as of the last update on 2016-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.