Doctor profile · Federal record

Dr. Joseph Leberer, MD

Colon & Rectal Surgery Physician (CMS: Colorectal Surgery (Proctology)) · Williamsville, NY

  • NPI 1740248855
  • Accepts Medicare
  • 44 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
295 Essjay RD
Williamsville, NY 142218216
(716) 630-1135
Mailing address
425 Essjay RD Ste 170
Williamsville, NY 142215782

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
January 8, 2020
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
208C00000X — NUCC code
State license (1)
New York #1596811
Medicaid
NY #01075772

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740248855. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
454
Distinct HCPCS
9
Medicare allowed
$49,078
HCPCS Description Services Patients Avg allowed
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 157 154 $5
45380 Biopsy of large bowel using a flexible endoscope 53 53 $129
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 53 53 $174
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 52 52 $240
46600 Diagnostic exam of anus using an endoscope 36 33 $117
99203 New patient office or other outpatient visit, 30-44 minutes 31 31 $109
99213 Established patient office or other outpatient visit, 20-29 minutes 27 23 $86
46221 Removal of external hemorrhoids by rubber banding 24 19 $277
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 21 19 $150

In context: peer comparison

Among 6 peers in Williamsville Colon & Rectal Surgery Physician, average services per provider: 38. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
364
Patients
166
Total drug cost
$52,627
Drug Type Claims Patients Total cost
Procto-MED Hc (Hydrocortisone) Brand 120 75 $2,555
Hydrocortisone Generic 66 33 $2,393
Mesalamine Generic 57 15 $34,445
Dicyclomine Hcl Generic 53 20 $983
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 28 23 $318
Budesonide Ec (Budesonide) Brand 24 0 $10,754
Budesonide Dr (Budesonide) Brand 16 0 $1,179

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph Leberer's medical specialty?
Dr. Joseph Leberer practices Colon & Rectal Surgery Physician in Williamsville, NY.
Where does Dr. Joseph Leberer practice?
Dr. Joseph Leberer practices at 295 Essjay RD, Williamsville, NY 142218216. Office phone: 7166301135.
What is Dr. Joseph Leberer's NPI?
Dr. Joseph Leberer's National Provider Identifier (NPI) is 1740248855, issued by NPPES.
Does Dr. Joseph Leberer accept Medicare assignment?
Yes. Dr. Joseph Leberer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Leberer commonly perform?
Top Medicare-reported procedures in 2023: Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Colorectal cancer screening; colonoscopy on individual at high risk (HCPCS G0105). Source: CMS Medicare Physician & Other Practitioners file.