National Provider Identifier

Elizabeth Ann O Neill, M.D.

Elizabeth Ann O Neill, M.D. is listed in the NPPES registry with a primary specialty of Internal Medicine Physician in Amherst, NY and a listed phone number of (719) 837-4089.

NPI 1346204377Amherst, NYInternal Medicine Physician

Source: public NPPES record, last updated May 29, 2008. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.

Profile Overview

NPI
1346204377
Provider Type
Individual
Primary Specialty
Internal Medicine Physician
Enumeration Date
April 14, 2006
Last Updated
May 29, 2008

Practice Location

  • 350 Alberta Dr
  • Amherst, NY 14226-1855

Phone: (719) 837-4089

Specialties

  • Internal Medicine Physician (207R00000X)

Browse Similar Providers

See more Internal Medicine providers in Buffalo, NY.

Open Internal Medicine providers in Buffalo, NY

Medicare Part B Activity

Reported 168 Medicare fee-for-service service lines in 2023.

Peer comparison

Compared to Internal Medicine providers in the Buffalo, NY metro area.

This provider is in the 25th percentile for Medicare service volume.

Lower volume than many peers.

Performs 54% fewer Medicare services than the peer median.

Higher than 169 of 665 peers.

Activity Percentile
25.4%
Rank by Services
496 of 665
Total Services
168
Est. Allowed Value
$16,733.21
Dataset Year
2023
Drug Code Share
0.0%

Estimated allowed value reflects Medicare fee-for-service allowed amounts only. It does not include Medicare Advantage, commercial insurance, cash-pay services, or employment compensation.

Peers are grouped by the broader Internal Medicine classification rather than the exact subspecialty label shown elsewhere on the page.

Percentile distribution

Lowest-volume peersThis providerHighest-volume peers
0%10%20%30%40%50%60%70%80%90%+

Each bar represents a 10-point percentile band of peers by total Medicare services for Internal Medicine across the Buffalo, NY metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.

Observed service range: 11 to 91,321 total Medicare services.

Top Clinical Services

Full Record
NPI
1346204377
Entity Type
Individual
Last Name
O Neill
First Name
Elizabeth
Middle Name
Ann
Name Prefix
Dr.
Credential
M.D.
Mailing Street Address
350 Alberta Dr
Mailing City
Amherst
Mailing State
NY
Mailing ZIP Code
14226-1855
Mailing Country
US
Mailing Phone
(716) 837-4089
Mailing Fax
(716) 837-4851
Practice Street Address
350 Alberta Dr
Practice City
Amherst
Practice State
NY
Practice ZIP Code
14226-1855
Practice Country
US
Practice Phone
(719) 837-4089
Practice Fax
(716) 837-4851
Enumeration Date
April 14, 2006
Last Updated
May 29, 2008
Sex
Female
Sole Proprietor
Yes
updated_by_file
npidata_pfile_20050523-20260308.csv
Taxonomies
Internal Medicine Physician (207R00000X)