Neil Nusbaum, MD
NPI 1144320334 · Geriatric Medicine (Internal Medicine) Physician · Leeds, MA
Enrolled with Medicare as Order and Referring Only - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Neil Nusbaum, MD is a Geriatric Medicine (Internal Medicine) Physician provider in Leeds, MA (NPI 1144320334).
Provider details
- NPI number
- 1144320334
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 50940 (MA)
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
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
- 2006-09-25
- Last updated
- 2010-12-21
Frequently asked questions
- What is Neil Nusbaum's NPI number?
- Neil Nusbaum's National Provider Identifier (NPI) is 1144320334, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Neil Nusbaum's specialty?
- Neil Nusbaum is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Neil Nusbaum located?
- Neil Nusbaum's practice location on file with NPPES is 421 N Main St, Leeds, MA 01053-9764.
- What is Neil Nusbaum's phone number?
- The practice phone number listed in the NPPES registry for Neil Nusbaum is (413) 584-4040.
- Does Neil Nusbaum accept Medicare?
- Neil Nusbaum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Neil Nusbaum's NPI active?
- Yes — Neil Nusbaum's NPI (1144320334) is active in the NPPES registry as of the last update on 2010-12-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.