Doctor profile · Federal record

Dr. Chin-Hsiang Feng

Emergency Medicine Physician (CMS: Emergency Medicine) · San Leandro, CA

  • NPI 1013370931
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2500 Merced St
San Leandro, CA 945774201
(510) 518-5598
Mailing address
1020 Sansom St, Suite 1651B
Philadelphia, PA 191075002

Credentials & registration

NPPES · NUCC
NPI registered
March 2016 — 10 yrs on file
Profile last updated
February 11, 2022
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A161558

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013370931. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
23
Distinct HCPCS
1
Medicare allowed
$4,320
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 23 22 $188

In context: peer comparison

Among 8 peers in this city , average services per provider: 57. This provider delivers 0.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
78
Patients
66
Total drug cost
$983
Drug Type Claims Patients Total cost
Cefadroxil Generic 28 28 $306
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 14 14 $199
Doxycycline Monohydrate Generic 12 12 $124
Levetiracetam Generic 12 0 $233
Prednisone Generic 12 12 $120

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chin-Hsiang Feng's medical specialty?
Dr. Chin-Hsiang Feng practices Emergency Medicine Physician in San Leandro, CA.
Where does Dr. Chin-Hsiang Feng practice?
Dr. Chin-Hsiang Feng practices at 2500 Merced St, San Leandro, CA 945774201. Office phone: 5105185598.
What is Dr. Chin-Hsiang Feng's NPI?
Dr. Chin-Hsiang Feng's National Provider Identifier (NPI) is 1013370931, issued by NPPES.
Does Dr. Chin-Hsiang Feng accept Medicare assignment?
Yes. Dr. Chin-Hsiang Feng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chin-Hsiang Feng commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.