Doctor profile · Federal record

Dr. James Chang, MD

Plastic Surgery Physician (CMS: Plastic and Reconstructive Surgery) · Surgery of the Hand (Plastic Surgery) Physician · Palo Alto, CA

  • NPI 1447269626
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 33 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Pasteur Dr
Palo Alto, CA 943042203
(650) 723-4000

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
April 29, 2024
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
208200000X — NUCC code
State license (1)
California #G80137

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447269626. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
47
Distinct HCPCS
3
Medicare allowed
$5,426
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $151
99214 Established patient office or other outpatient visit, 30-39 minutes 17 17 $111
99213 Established patient office or other outpatient visit, 20-29 minutes 13 13 $75

In context: peer comparison

Among 6 peers in Palo Alto Plastic Surgery Physician, average services per provider: 59. This provider delivers 0.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$245
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Alafair Biosciences, INC. 1 $121.11
Acumed LLC 1 $78.69
Ethicon US, LLC 1 $45.00

By nature of payment

Food and Beverage
$245

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Chang's medical specialty?
Dr. James Chang practices Plastic Surgery Physician in Palo Alto, CA.
Where does Dr. James Chang practice?
Dr. James Chang practices at 300 Pasteur Dr, Palo Alto, CA 943042203. Office phone: 6507234000.
What is Dr. James Chang's NPI?
Dr. James Chang's National Provider Identifier (NPI) is 1447269626, issued by NPPES.
Does Dr. James Chang accept Medicare assignment?
Yes. Dr. James Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Chang commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); 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.