Doctor profile · Federal record

Dr. Christine Chang

Physician Assistant · San Jose, CA

  • NPI 1093341661
  • Accepts Medicare
  • MIPS 83.9 / 100 · 2023
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
751 S Bascom Ave
San Jose, CA 951282699
(408) 885-5000
Additional location
52 Dore St
San Francisco, CA 941033828
(415) 861-0828
fax (415) 861-0140

Credentials & registration

NPPES · NUCC
NPI registered
March 2020 — 6 yrs on file
Profile last updated
October 2, 2020
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
California #57751

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093341661. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
163
Distinct HCPCS
8
Medicare allowed
$18,288
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 37 33 $130
81003 Automated urinalysis test 24 22 $2
99284 Emergency department visit with moderate level of medical decision making 23 23 $112
99204 New patient office or other outpatient visit, 45-59 minutes 20 20 $168
99285 Emergency department visit with high level of medical decision making 17 17 $162
99213 Established patient office or other outpatient visit, 20-29 minutes 16 14 $93
99203 New patient office or other outpatient visit, 30-44 minutes 15 15 $114
87637 Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19), influenza virus types a and b, and respiratory syncytial virus 11 11 $140

In context: peer comparison

Among 20 peers in San Jose Physician Assistant, average services per provider: 59. This provider delivers 2.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
26
Patients
26
Total drug cost
$229
Drug Type Claims Patients Total cost
Cephalexin Generic 14 14 $143
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 12 12 $86

Frequently asked questions

Auto-generated from federal data
What is Dr. Christine Chang's medical specialty?
Dr. Christine Chang practices Physician Assistant in San Jose, CA.
Where does Dr. Christine Chang practice?
Dr. Christine Chang practices at 751 S Bascom Ave, San Jose, CA 951282699. Office phone: 4088855000.
What is Dr. Christine Chang's NPI?
Dr. Christine Chang's National Provider Identifier (NPI) is 1093341661, issued by NPPES.
Does Dr. Christine Chang accept Medicare assignment?
Yes. Dr. Christine Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christine Chang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Automated urinalysis test (HCPCS 81003); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.