Doctor profile · Federal record

Dr. I-Kung Wu, M.D., PH.D.

Orthopaedic Surgery Physician (CMS: Physical Medicine and Rehabilitation) · Internal Medicine Physician · Physical Medicine & Rehabilitation Physician · San Francisco, CA

  • NPI 1023457009
  • Accepts Medicare
  • MIPS 70.8 / 100 · 2023
  • 13 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
400 Parnassus Ave
San Francisco, CA 941432202
(415) 476-1000
Additional location
330 Mount Auburn St
Cambridge, MA 021385502
(617) 499-5571

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
November 6, 2018
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207X00000X — NUCC code
State licenses (2)
California #A156777 · Massachusetts #256605

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023457009. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,295
Distinct HCPCS
10
Medicare allowed
$136,240
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 327 149 $152
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 217 46 $1
J2795 Injection, ropivacaine hydrochloride, 1 mg 181 14 $0
99215 Established patient office or other outpatient visit, 40-54 minutes 164 106 $211
99204 New patient office or other outpatient visit, 45-59 minutes 62 62 $195
99205 New patient office or other outpatient visit, 60-74 minutes 56 56 $258
20552 Injection of trigger points, 1-2 muscles 50 40 $62
20553 Injection of trigger points, 3 or more muscles 42 20 $71
76942 Ultrasonic guidance for needle placement 35 32 $71
20611 Aspiration and/or injection of fluid large joint using ultrasound guidance 34 29 $130

In context: peer comparison

Among 24 peers in San Francisco Orthopaedic Surgery Physician, average services per provider: 298. This provider delivers 4.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
115
Patients
34
Total drug cost
$1,249
Drug Type Claims Patients Total cost
Meloxicam Generic 39 19 $256
Gabapentin Generic 36 15 $598
Diclofenac Sodium Generic 14 0 $236
Tizanidine Hcl Generic 14 0 $90
Cyclobenzaprine Hcl Generic 12 0 $68

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. I-Kung Wu's medical specialty?
Dr. I-Kung Wu practices Orthopaedic Surgery Physician in San Francisco, CA.
Where does Dr. I-Kung Wu practice?
Dr. I-Kung Wu practices at 400 Parnassus Ave, San Francisco, CA 941432202. Office phone: 4154761000.
What is Dr. I-Kung Wu's NPI?
Dr. I-Kung Wu's National Provider Identifier (NPI) is 1023457009, issued by NPPES.
Does Dr. I-Kung Wu accept Medicare assignment?
Yes. Dr. I-Kung Wu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. I-Kung Wu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Injection, ropivacaine hydrochloride, 1 mg (HCPCS J2795). Source: CMS Medicare Physician & Other Practitioners file.