Frederick Naftolin, MD
NPI 1598158107 · Obstetrics & Gynecology Physician · Woodbridge, CT
Frederick Naftolin, MD is a Obstetrics & Gynecology Physician provider in Woodbridge, CT (NPI 1598158107).
Provider details
- NPI number
- 1598158107
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 021019 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
- 2015-03-07
- Last updated
- 2015-03-07
Frequently asked questions
- What is Frederick Naftolin's NPI number?
- Frederick Naftolin's National Provider Identifier (NPI) is 1598158107, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frederick Naftolin's specialty?
- Frederick Naftolin is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Frederick Naftolin located?
- Frederick Naftolin's practice location on file with NPPES is 4 Stonewall Ln, Woodbridge, CT 06525-1413.
- What is Frederick Naftolin's phone number?
- The practice phone number listed in the NPPES registry for Frederick Naftolin is (203) 298-9315.
- Is Frederick Naftolin's NPI active?
- Yes — Frederick Naftolin's NPI (1598158107) is active in the NPPES registry as of the last update on 2015-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.