Doctor profile · Federal record

Dr. Paul Sun, M.D.

Otolaryngology Physician (CMS: Otolaryngology) · Specialist · Laguna Hills, CA

  • NPI 1861599193
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
24411 Health Center Dr Ste 600
Laguna Hills, CA 926533687
(949) 305-8000
fax (949) 305-8001
Additional location
22 Odyssey Ste 100
Irvine, CA 926183186
(949) 679-9000
fax (949) 679-9001
Mailing address
24411 Health Center Dr, Ste #600
Laguna Hills, CA 92653

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
August 16, 2019
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State licenses (2)
California #G86526 · California #BS4682363
Medicaid
CA #GR0104480

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861599193. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,854
Distinct HCPCS
7
Medicare allowed
$217,719
HCPCS Description Services Patients Avg allowed
69210 Removal of impacted ear wax 595 379 $47
99214 Established patient office or other outpatient visit, 30-39 minutes 439 278 $139
31231 Diagnostic exam of nasal passages using an endoscope 200 165 $217
99204 New patient office or other outpatient visit, 45-59 minutes 192 192 $180
99213 Established patient office or other outpatient visit, 20-29 minutes 190 145 $98
31575 Diagnostic exam of voice box using a flexible endoscope 123 100 $147
99203 New patient office or other outpatient visit, 30-44 minutes 115 115 $122

In context: peer comparison

Among 1 peers in this city , average services per provider: 264. This provider delivers 7.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$219
Transactions
8
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 3 $75.67
Regeneron Healthcare Solutions, Inc. 2 $66.86
GENZYME CORPORATION 2 $56.15
AERIN MEDICAL INC. 1 $20.16

By nature of payment

Food and Beverage
$219

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
865
Patients
364
Total drug cost
$27,558
Drug Type Claims Patients Total cost
Fluticasone Propionate Generic 404 176 $6,710
Ipratropium Bromide Generic 173 60 $7,800
Azelastine Hcl Generic 97 38 $4,964
Neomycin-Polymyxin-Hc (Neomycin/Polymyxin B/Hydrocort) Brand 73 48 $4,898
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 37 30 $543
Omeprazole Generic 19 0 $320
Clotrimazole Generic 17 0 $887
Mometasone Furoate Generic 17 0 $261
Hydrocortisone Valerate Generic 15 12 $358
Fluocinolone Acetonide Oil Generic 13 0 $818

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Paul Sun's medical specialty?
Dr. Paul Sun practices Otolaryngology Physician in Laguna Hills, CA.
Where does Dr. Paul Sun practice?
Dr. Paul Sun practices at 24411 Health Center Dr Ste 600, Laguna Hills, CA 926533687. Office phone: 9493058000.
What is Dr. Paul Sun's NPI?
Dr. Paul Sun's National Provider Identifier (NPI) is 1861599193, issued by NPPES.
Does Dr. Paul Sun accept Medicare assignment?
Yes. Dr. Paul Sun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Paul Sun commonly perform?
Top Medicare-reported procedures in 2023: Removal of impacted ear wax (HCPCS 69210); Established patient office or other outpatient visit (HCPCS 99214); Diagnostic exam of nasal passages using an endoscope (HCPCS 31231). Source: CMS Medicare Physician & Other Practitioners file.