Joseph Grosso, MD
NPI 1891709457 · Obstetrics & Gynecology Physician · Hamden, CT
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Grosso, MD is a Obstetrics & Gynecology Physician provider in Hamden, CT (NPI 1891709457).
Provider details
- NPI number
- 1891709457
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 028458 (CT)
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
19 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
- 2006-07-28
- Last updated
- 2017-11-22
Frequently asked questions
- What is Joseph Grosso's NPI number?
- Joseph Grosso's National Provider Identifier (NPI) is 1891709457, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Grosso's specialty?
- Joseph Grosso is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Grosso located?
- Joseph Grosso's practice location on file with NPPES is 2446 Whitney Avenue, Hamden, CT 06518.
- What is Joseph Grosso's phone number?
- The practice phone number listed in the NPPES registry for Joseph Grosso is (203) 248-4461.
- Does Joseph Grosso accept Medicare?
- Joseph Grosso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Grosso's NPI active?
- Yes — Joseph Grosso's NPI (1891709457) is active in the NPPES registry as of the last update on 2017-11-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.