Doctor profile · Federal record

Dr. Yasser Shaib, MD

Gastroenterology Physician (CMS: Gastroenterology) · Worcester, MA

  • NPI 1326052788
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
55 Lake Ave N
Worcester, MA 016550002
(508) 334-2846
Additional location
119 Belmont St
Worcester, MA 016052903
Additional location
21 Eastern Ave
Worcester, MA 016053094
(508) 856-8350
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
May 10, 2022
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Massachusetts #291941

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326052788. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
49
Distinct HCPCS
4
Medicare allowed
$7,042
HCPCS Description Services Patients Avg allowed
45380 Biopsy of large bowel using a flexible endoscope 14 14 $191
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 13 13 $183
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 11 11 $176
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 11 11 $5

In context: peer comparison

Among 20 peers in this city , average services per provider: 36. This provider delivers 1.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
15
Patients
15
Total drug cost
$211
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 15 15 $211

Frequently asked questions

Auto-generated from federal data
What is Dr. Yasser Shaib's medical specialty?
Dr. Yasser Shaib practices Gastroenterology Physician in Worcester, MA.
Where does Dr. Yasser Shaib practice?
Dr. Yasser Shaib practices at 55 Lake Ave N, Worcester, MA 016550002. Office phone: 5083342846.
What is Dr. Yasser Shaib's NPI?
Dr. Yasser Shaib's National Provider Identifier (NPI) is 1326052788, issued by NPPES.
Does Dr. Yasser Shaib accept Medicare assignment?
Yes. Dr. Yasser Shaib accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Yasser Shaib commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk (HCPCS G0121); Colorectal cancer screening; colonoscopy on individual at high risk (HCPCS G0105). Source: CMS Medicare Physician & Other Practitioners file.