Matthew Messer, PA-C
NPI 1841175056 · Physician Assistant · Manhasset, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Messer, PA-C is a Physician Assistant provider in Manhasset, NY (NPI 1841175056).
Provider details
- NPI number
- 1841175056
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% 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
- 2025-08-07
- Last updated
- 2025-08-07
- Certified
- 2025-08-07
Frequently asked questions
- What is Matthew Messer's NPI number?
- Matthew Messer's National Provider Identifier (NPI) is 1841175056, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Messer's specialty?
- Matthew Messer is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Matthew Messer located?
- Matthew Messer's practice location on file with NPPES is 300 Community Dr, Manhasset, NY 11030-3816.
- What is Matthew Messer's phone number?
- The practice phone number listed in the NPPES registry for Matthew Messer is (516) 562-0100.
- Does Matthew Messer accept Medicare?
- Matthew Messer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Messer's NPI active?
- Yes — Matthew Messer's NPI (1841175056) is active in the NPPES registry as of the last update on 2025-08-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.