Doctor profile · Federal record

Dr. Marvin Dang, DO

Sports Medicine (Family Medicine) Physician (CMS: Family Practice) · Family Medicine Physician · San Clemente, CA

  • NPI 1720577687
  • Accepts Medicare
  • MIPS 84.5 / 100 · 2023
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
993 Avenida Pico Ste 130
San Clemente, CA 926733908
(949) 557-0410
Mailing address
580 Anton Blvd Unit 454
Costa Mesa, CA 926267048

Credentials & registration

NPPES · NUCC
NPI registered
May 2018 — 8 yrs on file
Profile last updated
October 20, 2025
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207QS0010X — NUCC code
State license (1)
California #20A23024

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720577687. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
622
Distinct HCPCS
8
Medicare allowed
$60,290
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 146 88 $147
99213 Established patient office or other outpatient visit, 20-29 minutes 123 75 $102
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 116 18 $1
36415 Insertion of needle into vein for collection of blood sample 81 58 $8
99204 New patient office or other outpatient visit, 45-59 minutes 67 67 $193
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 35 35 $149
20611 Aspiration and/or injection of fluid large joint using ultrasound guidance 31 21 $136
99203 New patient office or other outpatient visit, 30-44 minutes 23 23 $133

In context: peer comparison

Among 1 peers in this city , average services per provider: 77. This provider delivers 8.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$61
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 1 $24.86
Endo USA, Inc. 1 $21.54
Endo Pharmaceuticals Inc. 1 $14.61

By nature of payment

Food and Beverage
$61

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
559
Patients
195
Total drug cost
$8,678
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 102 34 $1,066
Atorvastatin Calcium Generic 64 33 $1,218
Levothyroxine Sodium Generic 48 14 $802
Metformin Hcl Generic 46 15 $535
Omeprazole Generic 41 17 $383
Losartan Potassium Generic 34 17 $471
Gabapentin Generic 30 12 $444
Metoprolol Succinate Generic 30 11 $522
Rosuvastatin Calcium Generic 29 13 $561
Hydrochlorothiazide Generic 25 12 $101

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marvin Dang's medical specialty?
Dr. Marvin Dang practices Sports Medicine (Family Medicine) Physician in San Clemente, CA.
Where does Dr. Marvin Dang practice?
Dr. Marvin Dang practices at 993 Avenida Pico Ste 130, San Clemente, CA 926733908. Office phone: 9495570410.
What is Dr. Marvin Dang's NPI?
Dr. Marvin Dang's National Provider Identifier (NPI) is 1720577687, issued by NPPES.
Does Dr. Marvin Dang accept Medicare assignment?
Yes. Dr. Marvin Dang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marvin Dang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301). Source: CMS Medicare Physician & Other Practitioners file.