Doctor profile · Federal record

Dr. Josephine Chang

Nurse Practitioner · Registered Nurse · Psychiatric/Mental Health Nurse Practitioner · San Francisco, CA

  • NPI 1225606254
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
601 Clement St
San Francisco, CA 941182206
(415) 668-5955

Credentials & registration

NPPES · NUCC
NPI registered
June 2021 — 5 yrs on file
Profile last updated
January 28, 2026
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363L00000X — NUCC code
State licenses (2)
California #95021676 · California #95062617

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225606254. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
131
Distinct HCPCS
4
Medicare allowed
$10,791
HCPCS Description Services Patients Avg allowed
99442 Telephone medical discussion with physician, 11-20 minutes 49 23 $78
99213 Established patient office or other outpatient visit, 20-29 minutes 33 16 $90
99212 Established patient office or other outpatient visit, 10-19 minutes 25 16 $55
99443 Telephone medical discussion with physician, 21-30 minutes 24 12 $110

In context: peer comparison

Among 57 peers in San Francisco Nurse Practitioner, average services per provider: 68. This provider delivers 1.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
527
Patients
13
Total drug cost
$19,013
Drug Type Claims Patients Total cost
Aripiprazole Generic 102 13 $9,668
Risperidone Generic 64 0 $1,241
Trazodone Hcl Generic 60 0 $875
Escitalopram Oxalate Generic 56 0 $794
Sertraline Hcl Generic 42 0 $582
Clonazepam Generic 35 0 $556
Olanzapine Generic 27 0 $1,178
Doxepin Hcl Generic 25 0 $440
Dextroamphetamine-Amphetamine (Dextroamphetamine/Amphetamine) Brand 20 0 $1,165
Mirtazapine Generic 19 0 $389

Frequently asked questions

Auto-generated from federal data
What is Dr. Josephine Chang's medical specialty?
Dr. Josephine Chang practices Nurse Practitioner in San Francisco, CA.
Where does Dr. Josephine Chang practice?
Dr. Josephine Chang practices at 601 Clement St, San Francisco, CA 941182206. Office phone: 4156685955.
What is Dr. Josephine Chang's NPI?
Dr. Josephine Chang's National Provider Identifier (NPI) is 1225606254, issued by NPPES.
Does Dr. Josephine Chang accept Medicare assignment?
Yes. Dr. Josephine Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Josephine Chang commonly perform?
Top Medicare-reported procedures in 2023: Telephone medical discussion with physician (HCPCS 99442); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.