Gregory Groth, RPAC
NPI 1124072855 · Physician Assistant · Williamsville, NY
Gregory Groth, RPAC is a Physician Assistant provider in Williamsville, NY (NPI 1124072855).
Provider details
- NPI number
- 1124072855
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RPAC
- Sex
- Male
- Sole proprietor
- No
- License
- 005566 (NY)
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
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
- 2006-05-19
- Last updated
- 2009-04-02
Frequently asked questions
- What is Gregory Groth's NPI number?
- Gregory Groth's National Provider Identifier (NPI) is 1124072855, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Groth's specialty?
- Gregory Groth is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gregory Groth located?
- Gregory Groth's practice location on file with NPPES is 100 College Pkwy, Williamsville, NY 14221-6800.
- What is Gregory Groth's phone number?
- The practice phone number listed in the NPPES registry for Gregory Groth is (716) 626-9900.
- Is Gregory Groth's NPI active?
- Yes — Gregory Groth's NPI (1124072855) is active in the NPPES registry as of the last update on 2009-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.