Doctor profile · Federal record

Dr. Yiu Sing Eugene Wong, PA-C

Physician Assistant · Physician Assistant · Student in an Organized Health Care Education/Training Program · San Francisco, CA

  • NPI 1912535451
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
199 W Portal Ave
San Francisco, CA 941271305
(415) 821-8798
fax (415) 242-6244
Additional location
36 1St Ave
Boston, MA 021294557
(617) 726-2947
Mailing address
3400 Data Dr
Rancho Cordova, CA 956707956

Credentials & registration

NPPES · NUCC
NPI registered
March 2020 — 6 yrs on file
Profile last updated
November 10, 2021
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
California #58719

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912535451. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
159
Distinct HCPCS
7
Medicare allowed
$13,483
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 33 33 $91
99203 New patient office or other outpatient visit, 30-44 minutes 32 32 $112
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 24 24 $50
71046 X-ray of chest, 2 views 23 12 $22
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $165
99214 Established patient office or other outpatient visit, 30-39 minutes 17 17 $128
81003 Automated urinalysis test 12 12 $2

In context: peer comparison

Among 92 peers in San Francisco Physician Assistant, average services per provider: 140. This provider delivers 1.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
43
Patients
42
Total drug cost
$648
Drug Type Claims Patients Total cost
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 17 17 $132
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 15 14 $395
Cephalexin Generic 11 11 $121

Frequently asked questions

Auto-generated from federal data
What is Dr. Yiu Sing Eugene Wong's medical specialty?
Dr. Yiu Sing Eugene Wong practices Physician Assistant in San Francisco, CA.
Where does Dr. Yiu Sing Eugene Wong practice?
Dr. Yiu Sing Eugene Wong practices at 199 W Portal Ave, San Francisco, CA 941271305. Office phone: 4158218798.
What is Dr. Yiu Sing Eugene Wong's NPI?
Dr. Yiu Sing Eugene Wong's National Provider Identifier (NPI) is 1912535451, issued by NPPES.
Does Dr. Yiu Sing Eugene Wong accept Medicare assignment?
Yes. Dr. Yiu Sing Eugene Wong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Yiu Sing Eugene Wong commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen (HCPCS 87635). Source: CMS Medicare Physician & Other Practitioners file.