Doctor profile · Federal record

Dr. Joannie Sun, MD

Dermatology Physician (CMS: Dermatology) · Newport Beach, CA

  • NPI 1881780229
  • Accepts Medicare
  • MIPS 78.4 / 100 · 2023
  • 30 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
230 Newport Center Dr, Suite 200
Newport Beach, CA 926607509
(949) 706-7766
fax (949) 706-2211

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
September 16, 2011
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207N00000X — NUCC code
State license (1)
California #A72709

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881780229. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,051
Distinct HCPCS
10
Medicare allowed
$463,182
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 1,482 231 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 1,115 606 $100
17110 Destruction of skin growth, 1-14 growths 538 398 $129
88305 Pathology examination of tissue using a microscope, intermediate complexity 449 152 $25
17000 Destruction of precancer skin growth, 1 growth 363 279 $54
17004 Destruction of precancer skin growth, 15 or more growths 360 246 $194
11102 Biopsy of related skin growth, first growth 200 168 $91
99203 New patient office or other outpatient visit, 30-44 minutes 158 158 $122
17111 Destruction of skin growth, 15 or more growths 58 38 $151
17312 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks 54 32 $475

In context: peer comparison

Among 16 peers in this city , average services per provider: 505. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$481
Transactions
26
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 6 $150.33
GENZYME CORPORATION 5 $117.89
MAYNE PHARMA COMMERCIAL LLC 9 $81.26
ABBVIE INC. 2 $48.62
Amgen Inc. 1 $26.93
PFIZER INC. 1 $23.22
LEO Pharma Inc. 1 $21.58
Biofrontera Inc. 1 $11.49

By nature of payment

Food and Beverage
$481

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
486
Patients
284
Total drug cost
$85,816
Drug Type Claims Patients Total cost
Betamethasone Diprop Augmented (Betamethasone/Propylene Glyc) Brand 76 58 $1,311
Minoxidil Generic 47 16 $558
Fluorouracil Generic 46 39 $4,947
Clobetasol Propionate Generic 45 24 $3,478
Triamcinolone Acetonide Generic 45 30 $435
Ketoconazole Generic 41 26 $940
Nystatin Generic 33 20 $774
Prednisone Generic 28 24 $141
Imiquimod Generic 19 14 $582
Tacrolimus Generic 19 16 $2,819

Frequently asked questions

Auto-generated from federal data
What is Dr. Joannie Sun's medical specialty?
Dr. Joannie Sun practices Dermatology Physician in Newport Beach, CA.
Where does Dr. Joannie Sun practice?
Dr. Joannie Sun practices at 230 Newport Center Dr, Newport Beach, CA 926607509. Office phone: 9497067766.
What is Dr. Joannie Sun's NPI?
Dr. Joannie Sun's National Provider Identifier (NPI) is 1881780229, issued by NPPES.
Does Dr. Joannie Sun accept Medicare assignment?
Yes. Dr. Joannie Sun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joannie Sun commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99213); Destruction of skin growth, 1-14 growths (HCPCS 17110). Source: CMS Medicare Physician & Other Practitioners file.