Elizabeth A. O Neill M.D., P.C.
NPI 1184882755 · Internal Medicine Physician · Amherst, NY
Elizabeth A. O Neill M.D., P.C. is a Internal Medicine Physician organization in Amherst, NY (NPI 1184882755).
Provider details
- NPI number
- 1184882755
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Margie Law, Billing Manager(716) 656-0078
- License
- 193863 (NY)
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
- 2008-05-29
- Last updated
- 2010-06-22
Frequently asked questions
- What is Elizabeth A. O Neill M.D., P.C.'s NPI number?
- Elizabeth A. O Neill M.D., P.C.'s National Provider Identifier (NPI) is 1184882755, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Elizabeth A. O Neill M.D., P.C.?
- Elizabeth A. O Neill M.D., P.C. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Elizabeth A. O Neill M.D., P.C. located?
- Elizabeth A. O Neill M.D., P.C.'s practice location on file with NPPES is 1412 Sweet Home Rd, Amherst, NY 14228-2795.
- What is Elizabeth A. O Neill M.D., P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Elizabeth A. O Neill M.D., P.C. is (716) 810-9030.
- Who is the authorized official for Elizabeth A. O Neill M.D., P.C.?
- The authorized official listed on Elizabeth A. O Neill M.D., P.C.'s NPPES record is Margie Law, Billing Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Elizabeth A. O Neill M.D., P.C.'s NPI active?
- Yes — Elizabeth A. O Neill M.D., P.C.'s NPI (1184882755) is active in the NPPES registry as of the last update on 2010-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.