Doctor profile · Federal record

Dr. Liyi Pang, M.D.

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Worcester, MA

  • NPI 1558551648
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
123 Summer St, Suite 150 S
Worcester, MA 01608
(508) 368-3110
fax (508) 368-3113
Mailing address
630 Plantation St
Worcester, MA 01605

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
February 20, 2009
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Massachusetts #233657
Medicaid
MA #2142473

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558551648. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
35
Distinct HCPCS
2
Medicare allowed
$4,118
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 23 19 $131
99213 Established patient office or other outpatient visit, 20-29 minutes 12 11 $92

In context: peer comparison

Among 13 peers in Worcester Obstetrics & Gynecology Physician, average services per provider: 26. This provider delivers 1.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
14
Patients
0
Total drug cost
$325
Drug Type Claims Patients Total cost
Medroxyprogesterone Acetate Generic 14 0 $325

Frequently asked questions

Auto-generated from federal data
What is Dr. Liyi Pang's medical specialty?
Dr. Liyi Pang practices Obstetrics & Gynecology Physician in Worcester, MA.
Where does Dr. Liyi Pang practice?
Dr. Liyi Pang practices at 123 Summer St, Worcester, MA 01608. Office phone: 5083683110.
What is Dr. Liyi Pang's NPI?
Dr. Liyi Pang's National Provider Identifier (NPI) is 1558551648, issued by NPPES.
Does Dr. Liyi Pang accept Medicare assignment?
Yes. Dr. Liyi Pang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Liyi Pang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.