Doctor profile · Federal record

Dr. Paul Yun, MD

Otolaryngology Physician (CMS: Otolaryngology) · Menlo Park, CA

  • NPI 1174583355
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
321 Middlefield RD
Menlo Park, CA 940253500
(650) 498-6500
fax (650) 323-4610
Additional location
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000
Additional location
725 Welch RD
Palo Alto, CA 943041601
(650) 497-8000
Mailing address
1300 Crane St
Menlo Park, CA 940254260

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
April 29, 2024
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State license (1)
California #A71139
Medicaid
CA #00A711390

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174583355. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,459
Distinct HCPCS
10
Medicare allowed
$161,147
HCPCS Description Services Patients Avg allowed
99212 Established patient office or other outpatient visit, 10-19 minutes 367 272 $68
99213 Established patient office or other outpatient visit, 20-29 minutes 297 232 $107
99203 New patient office or other outpatient visit, 30-44 minutes 178 178 $132
99202 New patient office or other outpatient visit, 15-29 minutes 137 137 $87
69210 Removal of impacted ear wax 100 87 $56
99214 Established patient office or other outpatient visit, 30-39 minutes 99 83 $148
99204 New patient office or other outpatient visit, 45-59 minutes 75 75 $194
31505 Diagnostic exam of voice box using an endoscope with mirror 56 53 $115
31575 Diagnostic exam of voice box using a flexible endoscope 48 46 $164
69420 Incision, aspiration, and/or inflation of eardrum 34 30 $279

In context: peer comparison

Among 1 peers in Menlo Park Otolaryngology Physician, average services per provider: 104. This provider delivers 14× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
242
Patients
133
Total drug cost
$8,501
Drug Type Claims Patients Total cost
Ipratropium Bromide Generic 62 19 $1,551
Azelastine Hcl Generic 30 0 $1,357
Mometasone Furoate Generic 27 27 $983
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 24 20 $328
Mupirocin Generic 22 12 $208
Prednisone Generic 21 15 $173
Ciprofloxacin-Dexamethasone (Ciprofloxacin Hcl/Dexameth) Brand 18 15 $2,689
Methylprednisolone Generic 14 13 $131
Fluocinolone Acetonide Oil Generic 13 12 $865
Omeprazole Generic 11 0 $218

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Paul Yun's medical specialty?
Dr. Paul Yun practices Otolaryngology Physician in Menlo Park, CA.
Where does Dr. Paul Yun practice?
Dr. Paul Yun practices at 321 Middlefield RD, Menlo Park, CA 940253500. Office phone: 6504986500.
What is Dr. Paul Yun's NPI?
Dr. Paul Yun's National Provider Identifier (NPI) is 1174583355, issued by NPPES.
Does Dr. Paul Yun accept Medicare assignment?
Yes. Dr. Paul Yun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Paul Yun commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.