Doctor profile · Federal record

Dr. Felix Chang, MD

Clinical Neurophysiology Physician (CMS: Neuropsychiatry) · Neurology Physician · Stanford, CA

  • NPI 1174987283
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000
Additional location
725 Welch RD
Palo Alto, CA 943041601
(650) 497-8000

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
November 9, 2023
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
2084N0600X — NUCC code
State license (1)
California #A168531

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174987283. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,772
Distinct HCPCS
9
Medicare allowed
$81,303
HCPCS Description Services Patients Avg allowed
G0453 Continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure) 1,153 87 $37
95940 Continuous monitoring of nervous system during operation, each 15 minutes 284 16 $37
95938 Placement of skin electrodes and measurement of stimulated sites on arms and legs 84 84 $53
95939 Placement of skin electrodes and measurement of central motor stimulation in arms and legs 81 80 $138
95874 Needle measurement of electrical activity in muscle with injection of chemical for paralysis of nerve muscle 54 26 $23
95861 Needle measurement of electrical activity in arm or leg muscles, 2 extremities 49 48 $95
64642 Injection of chemical for paralysis of nerve muscles on arm or leg, 1-4 muscles, first extremity 28 16 $119
64643 Injection of chemical for paralysis of nerve muscles on arm or leg, 1-4 muscles, each additional extremity 21 12 $79
95822 Measurement of brain wave activity (eeg), in coma or asleep 18 18 $67

In context: peer comparison

Among 13 peers in Stanford Clinical Neurophysiology Physician, average services per provider: 99. This provider delivers 18× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
0
Total drug cost
$217
Drug Type Claims Patients Total cost
Tizanidine Hcl Generic 11 0 $217

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Felix Chang's medical specialty?
Dr. Felix Chang practices Clinical Neurophysiology Physician in Stanford, CA.
Where does Dr. Felix Chang practice?
Dr. Felix Chang practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Felix Chang's NPI?
Dr. Felix Chang's National Provider Identifier (NPI) is 1174987283, issued by NPPES.
Does Dr. Felix Chang accept Medicare assignment?
Yes. Dr. Felix Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Felix Chang commonly perform?
Top Medicare-reported procedures in 2023: Continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure) (HCPCS G0453); Continuous monitoring of nervous system during operation (HCPCS 95940); Placement of skin electrodes and measurement of stimulated sites on arms and legs (HCPCS 95938). Source: CMS Medicare Physician & Other Practitioners file.