Doctor profile · Federal record

Dr. Tuyet Nguyen, MD

Dermatology Physician (CMS: Dermatology) · Mission Viejo, CA

  • NPI 1578926622
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
26800 Crown Valley Pkwy Ste 435
Mission Viejo, CA 926918023
(949) 542-8007
Additional location
3828 Schaufele Ave Ste 300
Long Beach, CA 908081793
(562) 543-0469
Additional location
4281 Katella Ave Ste 220
Los Alamitos, CA 907206506
(562) 252-0173

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
May 9, 2023
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207N00000X — NUCC code
State license (1)
California #A151316

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578926622. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,271
Distinct HCPCS
10
Medicare allowed
$303,248
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 812 130 $8
17000 Destruction of precancer skin growth, 1 growth 208 168 $55
99213 Established patient office or other outpatient visit, 20-29 minutes 204 167 $100
11102 Biopsy of related skin growth, first growth 132 118 $100
17110 Destruction of skin growth, 1-14 growths 128 110 $131
99203 New patient office or other outpatient visit, 30-44 minutes 125 125 $123
17311 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 121 103 $722
17312 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks 118 75 $473
99214 Established patient office or other outpatient visit, 30-39 minutes 65 59 $140
99212 Established patient office or other outpatient visit, 10-19 minutes 57 49 $63

In context: peer comparison

Among 4 peers in this city , average services per provider: 189. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,667
Transactions
69
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 9 $292.37
Regeneron Healthcare Solutions, Inc. 4 $193.10
ABBVIE INC. 9 $192.37
Janssen Biotech, Inc. 7 $190.18
E.R. Squibb & Sons, L.L.C. 11 $165.08
Dermavant Sciences, Inc. 12 $164.42
Incyte Corporation 6 $159.00
GENZYME CORPORATION 3 $108.65
PFIZER INC. 3 $59.38
Amgen Inc. 2 $47.84
UCB, Inc. 1 $39.65
LEO Pharma Inc. 1 $29.98
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $24.53

By nature of payment

Food and Beverage
$1,660
Travel and Lodging
$6

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
313
Patients
230
Total drug cost
$9,728
Drug Type Claims Patients Total cost
Triamcinolone Acetonide Generic 55 48 $455
Hydrocortisone Generic 42 37 $182
Ketoconazole Generic 42 25 $543
Clobetasol Propionate Generic 30 21 $1,510
Fluocinonide Generic 28 20 $1,215
Mupirocin Generic 26 23 $170
Fluorouracil Generic 20 18 $1,522
Cephalexin Generic 19 15 $68
Doxycycline Hyclate Generic 14 11 $1,072
Prednisone Generic 14 12 $61

Frequently asked questions

Auto-generated from federal data
What is Dr. Tuyet Nguyen's medical specialty?
Dr. Tuyet Nguyen practices Dermatology Physician in Mission Viejo, CA.
Where does Dr. Tuyet Nguyen practice?
Dr. Tuyet Nguyen practices at 26800 Crown Valley Pkwy Ste 435, Mission Viejo, CA 926918023. Office phone: 9495428007.
What is Dr. Tuyet Nguyen's NPI?
Dr. Tuyet Nguyen's National Provider Identifier (NPI) is 1578926622, issued by NPPES.
Does Dr. Tuyet Nguyen accept Medicare assignment?
Yes. Dr. Tuyet Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tuyet Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Destruction of precancer skin growth, 1 growth (HCPCS 17000); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.