Diamond Medical Group, P.C.
NPI 1760664395 · Gastroenterology Physician · Wantagh, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diamond Medical Group, P.C. is a Gastroenterology Physician organization in Wantagh, NY (NPI 1760664395).
Provider details
- NPI number
- 1760664395
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Michael Barth, Doctor(516) 785-6800
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
18 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
- 2007-12-05
- Last updated
- 2015-11-06
Frequently asked questions
- What is Diamond Medical Group, P.C.'s NPI number?
- Diamond Medical Group, P.C.'s National Provider Identifier (NPI) is 1760664395, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Diamond Medical Group, P.C.?
- Diamond Medical Group, P.C. is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Diamond Medical Group, P.C. located?
- Diamond Medical Group, P.C.'s practice location on file with NPPES is 1488 Wantagh Ave, Wantagh, NY 11793-2204.
- What is Diamond Medical Group, P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Diamond Medical Group, P.C. is (516) 785-6800.
- Does Diamond Medical Group, P.C. accept Medicare?
- Diamond Medical Group, P.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 Diamond Medical Group, P.C.?
- The authorized official listed on Diamond Medical Group, P.C.'s NPPES record is Michael Barth, Doctor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Diamond Medical Group, P.C.'s NPI active?
- Yes — Diamond Medical Group, P.C.'s NPI (1760664395) is active in the NPPES registry as of the last update on 2015-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.