Doctor profile · Federal record

Dr. Michelle Zeches O'Neil, FNP-BC

Family Nurse Practitioner (CMS: Nurse Practitioner) · Williamsville, NY

  • NPI 1184258782
  • Accepts Medicare
  • 7 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
295 Essjay RD
Williamsville, NY 142215795
(716) 656-4817
fax (716) 817-3812
Additional location
400 N Main St
Warsaw, NY 145691025
(585) 786-2233
Mailing address
425 Essjay RD Ste 170
Williamsville, NY 142218235

Credentials & registration

NPPES · NUCC
NPI registered
February 2020 — 6 yrs on file
Profile last updated
January 11, 2022
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
New York #F345417-01

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184258782. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
45
Distinct HCPCS
1
Medicare allowed
$6,374
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 45 45 $142

In context: peer comparison

Among 31 peers in this city , average services per provider: 84. This provider delivers 0.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
42
Patients
0
Total drug cost
$808
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 16 0 $435
Rosuvastatin Calcium Generic 15 0 $182
Atorvastatin Calcium Generic 11 0 $191

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michelle Zeches O'Neil's medical specialty?
Dr. Michelle Zeches O'Neil practices Family Nurse Practitioner in Williamsville, NY.
Where does Dr. Michelle Zeches O'Neil practice?
Dr. Michelle Zeches O'Neil practices at 295 Essjay RD, Williamsville, NY 142215795. Office phone: 7166564817.
What is Dr. Michelle Zeches O'Neil's NPI?
Dr. Michelle Zeches O'Neil's National Provider Identifier (NPI) is 1184258782, issued by NPPES.
Does Dr. Michelle Zeches O'Neil accept Medicare assignment?
Yes. Dr. Michelle Zeches O'Neil accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michelle Zeches O'Neil commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.