Doctor profile · Federal record

Dr. Gerald Yoon, M.D.

Urology Physician (CMS: Urology) · Whittier, CA

  • NPI 1477602308
  • Accepts Medicare
  • MIPS 67.3 / 100 · 2023
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
14350 Whittier Blvd, Suite 100
Whittier, CA 906052138
(562) 907-7600
fax (562) 907-7602

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
March 26, 2020
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
208800000X — NUCC code
State license (1)
California #A80300

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477602308. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,536
Distinct HCPCS
10
Medicare allowed
$142,641
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 500 300 $100
81002 Urinalysis, manual test 237 167 $3
99214 Established patient office or other outpatient visit, 30-39 minutes 141 110 $140
81000 Manual urinalysis test with examination using microscope, non-automated 129 104 $4
99203 New patient office or other outpatient visit, 30-44 minutes 82 82 $124
52000 Diagnostic exam of bladder and urethra using an endoscope 59 48 $280
51703 Complicated insertion of bladder tube 57 16 $170
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 47 45 $186
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 42 26 $85
51798 Ultrasound measurement of bladder capacity after voiding 35 32 $12

In context: peer comparison

Among 2 peers in Whittier Urology Physician, average services per provider: 111. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,004
Transactions
43
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Sumitomo Pharma America, INC. 8 $210.33
Pfizer INC. 6 $133.58
Abbvie INC. 7 $133.16
Procept BioRobotics Corporation 2 $104.81
Merck Sharp & Dohme LLC 4 $98.60
Janssen Biotech, INC. 4 $87.49
Astellas Pharma US INC 2 $53.98
Teleflex LLC 2 $53.67
Ethicon US, LLC 3 $42.34
Bayer Healthcare Pharmaceuticals INC. 2 $39.83
Agiliti Surgical, INC. 1 $17.06
Calyxo, INC. 1 $15.77
C. R. Bard, INC. & Subsidiaries 1 $13.57

By nature of payment

Food and Beverage
$1,004

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,203
Patients
1,130
Total drug cost
$400,728
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 856 267 $16,054
Myrbetriq (Mirabegron) Brand 555 126 $308,880
Ciprofloxacin Hcl Generic 368 257 $2,026
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 367 102 $14,172
Finasteride Generic 344 102 $8,141
Solifenacin Succinate Generic 163 51 $18,557
Dutasteride Generic 119 41 $8,228
Tolterodine Tartrate ER (Tolterodine Tartrate) Brand 66 24 $13,405
Sildenafil Citrate Generic 64 21 $1,000
Cephalexin Generic 55 31 $1,232

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gerald Yoon's medical specialty?
Dr. Gerald Yoon practices Urology Physician in Whittier, CA.
Where does Dr. Gerald Yoon practice?
Dr. Gerald Yoon practices at 14350 Whittier Blvd, Whittier, CA 906052138. Office phone: 5629077600.
What is Dr. Gerald Yoon's NPI?
Dr. Gerald Yoon's National Provider Identifier (NPI) is 1477602308, issued by NPPES.
Does Dr. Gerald Yoon accept Medicare assignment?
Yes. Dr. Gerald Yoon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gerald Yoon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Urinalysis, manual test (HCPCS 81002); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.