Doctor profile · Federal record

Dr. Kam Lun Au Yeung, M.D.

Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · Fresno, CA

  • NPI 1669449823
  • Accepts Medicare
  • MIPS 77.9 / 100 · 2023
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2823 Fresno St
Fresno, CA 937211324
(559) 459-4390
Mailing address
2625 E Divisadero St
Fresno, CA 937211431

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
January 27, 2021
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #C142071

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669449823. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
368
Distinct HCPCS
4
Medicare allowed
$45,302
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 202 62 $121
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 58 56 $177
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 57 25 $81
99239 Hospital discharge day management, more than 30 minutes 51 49 $117

In context: peer comparison

Among 31 peers in Fresno Hospitalist Physician, average services per provider: 145. This provider delivers 2.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Ipsen Biopharmaceuticals, INC 1 $125.00

By nature of payment

Food and Beverage
$125

Frequently asked questions

Auto-generated from federal data
What is Dr. Kam Lun Au Yeung's medical specialty?
Dr. Kam Lun Au Yeung practices Hospitalist Physician in Fresno, CA.
Where does Dr. Kam Lun Au Yeung practice?
Dr. Kam Lun Au Yeung practices at 2823 Fresno St, Fresno, CA 937211324. Office phone: 5594594390.
What is Dr. Kam Lun Au Yeung's NPI?
Dr. Kam Lun Au Yeung's National Provider Identifier (NPI) is 1669449823, issued by NPPES.
Does Dr. Kam Lun Au Yeung accept Medicare assignment?
Yes. Dr. Kam Lun Au Yeung accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kam Lun Au Yeung commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.