Theresa Mellas, RPA-C
NPI 1184999666 · Physician Assistant · Buffalo, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theresa Mellas, RPA-C is a Physician Assistant provider in Buffalo, NY (NPI 1184999666).
Provider details
- NPI number
- 1184999666
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RPA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 015247-1 (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
14 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
- 2012-03-15
- Last updated
- 2012-03-15
Frequently asked questions
- What is Theresa Mellas's NPI number?
- Theresa Mellas's National Provider Identifier (NPI) is 1184999666, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theresa Mellas's specialty?
- Theresa Mellas is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Theresa Mellas located?
- Theresa Mellas's practice location on file with NPPES is 462 Grider St, Buffalo, NY 14215-3021.
- What is Theresa Mellas's phone number?
- The practice phone number listed in the NPPES registry for Theresa Mellas is (716) 898-4449.
- Does Theresa Mellas accept Medicare?
- Theresa Mellas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theresa Mellas's NPI active?
- Yes — Theresa Mellas's NPI (1184999666) is active in the NPPES registry as of the last update on 2012-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.