Doctor profile · Federal record

Dr. MATTHEW CYWINSKI, MD

Colon & Rectal Surgery Physician (CMS: COLORECTAL SURGERY (PROCTOLOGY)) · WILLIAMSVILLE, NY

  • NPI 1639136682
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
295 ESSJAY RD
WILLIAMSVILLE, NY 142218216
(716) 834-4237
fax (716) 834-3639
Mailing address
425 ESSJAY RD STE 170
WILLIAMSVILLE, NY 142218235

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
December 6, 2021
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
208C00000X — NUCC code
State license (1)
New York #206063-1
Medicaid
NY #01843425

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639136682. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
309
Distinct HCPCS
8
Medicare allowed
$38,012
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 76 76 $5
99213 Established patient office or other outpatient visit, 20-29 minutes 49 36 $86
46600 Diagnostic exam of anus using an endoscope 45 33 $111
46221 Removal of external hemorrhoids by rubber banding 40 28 $275
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 33 33 $244
99203 New patient office or other outpatient visit, 30-44 minutes 28 28 $102
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 20 20 $173
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 18 18 $168

In context: peer comparison

Among 6 peers in this city , average services per provider: 38. This provider delivers 8.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 1 $20.57

By nature of payment

Food and Beverage
$21

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
689
Patients
180
Total drug cost
$123,973
Drug Type Claims Patients Total cost
Linzess (Linaclotide) Brand 156 32 $85,880
Dicyclomine Hcl Generic 119 28 $3,198
Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) Brand 99 18 $1,986
Cholestyramine (Cholestyramine (With Sugar)) Brand 75 22 $4,614
Procto-Med Hc (Hydrocortisone) Brand 56 39 $1,576
Mesalamine Generic 28 0 $10,326
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 25 0 $301
Mesalamine Dr (Mesalamine) Brand 25 0 $13,105
Hydrocortisone Generic 22 17 $540
Metoclopramide Hcl Generic 19 0 $88