Donald Lannin, MD
NPI 1972587830 · Surgical Oncology Physician · New Haven, CT
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donald Lannin, MD is a Surgical Oncology Physician provider in New Haven, CT (NPI 1972587830).
Provider details
- NPI number
- 1972587830
- Entity type
- Individual
- Primary specialty
- Surgical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 040246 (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
- 2005-12-05
- Last updated
- 2009-02-12
Frequently asked questions
- What is Donald Lannin's NPI number?
- Donald Lannin's National Provider Identifier (NPI) is 1972587830, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Lannin's specialty?
- Donald Lannin is listed in the NPPES registry with a primary specialty of Surgical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Donald Lannin located?
- Donald Lannin's practice location on file with NPPES is 800 Howard Ave Lowr Level, New Haven, CT 06519-1369.
- What is Donald Lannin's phone number?
- The practice phone number listed in the NPPES registry for Donald Lannin is (203) 785-3577.
- Does Donald Lannin accept Medicare?
- Donald Lannin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donald Lannin's NPI active?
- Yes — Donald Lannin's NPI (1972587830) is active in the NPPES registry as of the last update on 2009-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.