Doctor profile · Federal record

Dr. Chunwei Lai, M.D., PH.D.

Gastroenterology Physician (CMS: Gastroenterology) · Hospitalist Physician · Student in an Organized Health Care Education/Training Program · Hagerstown, MD

  • NPI 1134568306
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
11110 Medical Campus RD Ste 246
Hagerstown, MD 217426756
(301) 665-4585
Additional location
909 Walnut St, Division of Neuro-Hospital Medicine, Tjuh
Philadelphia, PA 191075211
(215) 955-7000
fax (215) 503-7007

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
July 18, 2023
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (3)
Maryland #D96225 · Pennsylvania #MD458201 · Pennsylvania #MT203510

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134568306. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
196
Distinct HCPCS
7
Medicare allowed
$26,449
HCPCS Description Services Patients Avg allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 37 37 $106
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 34 16 $79
99204 New patient office or other outpatient visit, 45-59 minutes 32 32 $168
45380 Biopsy of large bowel using a flexible endoscope 26 26 $109
99214 Established patient office or other outpatient visit, 30-39 minutes 25 21 $129
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 24 23 $252
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 18 18 $130

In context: peer comparison

Among 4 peers in Hagerstown Gastroenterology Physician, average services per provider: 53. This provider delivers 3.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$23
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Pacira Pharmaceuticals Incorporated 1 $22.50

By nature of payment

Food and Beverage
$23

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
14
Patients
0
Total drug cost
$296
Drug Type Claims Patients Total cost
Omeprazole Generic 14 0 $296

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chunwei Lai's medical specialty?
Dr. Chunwei Lai practices Gastroenterology Physician in Hagerstown, MD.
Where does Dr. Chunwei Lai practice?
Dr. Chunwei Lai practices at 11110 Medical Campus RD Ste 246, Hagerstown, MD 217426756. Office phone: 3016654585.
What is Dr. Chunwei Lai's NPI?
Dr. Chunwei Lai's National Provider Identifier (NPI) is 1134568306, issued by NPPES.
Does Dr. Chunwei Lai accept Medicare assignment?
Yes. Dr. Chunwei Lai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chunwei Lai commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.