Doctor profile · Federal record

Dr. GERARD CHANG, MD

Orthopaedic Surgery Physician (CMS: ORTHOPEDIC SURGERY) · Student in an Organized Health Care Education/Training Program · LEBANON, NH

  • NPI 1972990794
  • Accepts Medicare
  • MIPS 85.1 / 100 · 2023
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
ONE MEDICAL CENTER DR
LEBANON, NH 037560001
(603) 650-5133

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
August 9, 2021
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
New Hampshire #21646

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972990794. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
115
Distinct HCPCS
4
Medicare allowed
$33,003
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 37 37 $131
99213 Established patient office or other outpatient visit, 20-29 minutes 36 34 $66
99214 Established patient office or other outpatient visit, 30-39 minutes 23 19 $98
27245 Treatment of broken neck of thigh bone with bone implant 19 19 $1,237

In context: peer comparison

Among 11 peers in this city , average services per provider: 81. This provider delivers 1.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,003
Transactions
8
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Stryker Corporation 8 $2,003.35

By nature of payment

Travel and Lodging
$1,572
Food and Beverage
$431

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
0
Total drug cost
$133
Drug Type Claims Patients Total cost
Gabapentin Generic 11 0 $133