Mark Russi, MD
NPI 1285615591 · Occupational Medicine Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Preventive Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Russi, MD is a Occupational Medicine Physician provider in New Haven, CT (NPI 1285615591).
Provider details
- NPI number
- 1285615591
- Entity type
- Individual
- Primary specialty
- Occupational Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 032596 (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
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
- 2005-11-14
- Last updated
- 2011-04-01
Frequently asked questions
- What is Mark Russi's NPI number?
- Mark Russi's National Provider Identifier (NPI) is 1285615591, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Russi's specialty?
- Mark Russi is listed in the NPPES registry with a primary specialty of Occupational Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Russi located?
- Mark Russi's practice location on file with NPPES is 135 College St, New Haven, CT 06510-2483.
- What is Mark Russi's phone number?
- The practice phone number listed in the NPPES registry for Mark Russi is (203) 785-4197.
- Does Mark Russi accept Medicare?
- Mark Russi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Russi's NPI active?
- Yes — Mark Russi's NPI (1285615591) is active in the NPPES registry as of the last update on 2011-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.