Roslyn Chosak M.d.,l.l.c.
NPI 1205137783 · Specialist · New Haven, CT
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roslyn Chosak M.d.,l.l.c. is a Specialist organization in New Haven, CT (NPI 1205137783).
Provider details
- NPI number
- 1205137783
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Roslyn Chosak, Owner(203) 562-5439
- License
- 022991 (CT)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
- 2010-11-15
- Last updated
- 2010-11-15
Frequently asked questions
- What is Roslyn Chosak M.d.,l.l.c.'s NPI number?
- Roslyn Chosak M.d.,l.l.c.'s National Provider Identifier (NPI) is 1205137783, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Roslyn Chosak M.d.,l.l.c.?
- Roslyn Chosak M.d.,l.l.c. is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Roslyn Chosak M.d.,l.l.c. located?
- Roslyn Chosak M.d.,l.l.c.'s practice location on file with NPPES is 2 Church St S, New Haven, CT 06519-1717.
- What is Roslyn Chosak M.d.,l.l.c.'s phone number?
- The practice phone number listed in the NPPES registry for Roslyn Chosak M.d.,l.l.c. is (203) 562-5439.
- Does Roslyn Chosak M.d.,l.l.c. accept Medicare?
- Roslyn Chosak M.d.,l.l.c. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Roslyn Chosak M.d.,l.l.c.?
- The authorized official listed on Roslyn Chosak M.d.,l.l.c.'s NPPES record is Roslyn Chosak, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Roslyn Chosak M.d.,l.l.c.'s NPI active?
- Yes — Roslyn Chosak M.d.,l.l.c.'s NPI (1205137783) is active in the NPPES registry as of the last update on 2010-11-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.