Doctor profile · Federal record

Dr. Doquyen Huynh, MD

Rheumatology Physician (CMS: Rheumatology) · Internal Medicine Physician · San Diego, CA

  • NPI 1619135241
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
200 W Arbor Dr
San Diego, CA 921039000
(800) 926-8273
Additional location
9850 Genesee Ave, Suite 420
La Jolla, CA 920371224
(858) 457-3270
Mailing address
Po Box 232410
San Diego, CA 921932410

Credentials & registration

NPPES · NUCC
NPI registered
May 2008 — 18 yrs on file
Profile last updated
January 13, 2023
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
California #A110198

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619135241. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,260
Distinct HCPCS
10
Medicare allowed
$70,856
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 841 11 $23
99214 Established patient office or other outpatient visit, 30-39 minutes 192 100 $130
99214 Established patient office or other outpatient visit, 30-39 minutes 55 28 $101
99204 New patient office or other outpatient visit, 45-59 minutes 44 44 $171
99213 Established patient office or other outpatient visit, 20-29 minutes 43 35 $93
99215 Established patient office or other outpatient visit, 40-54 minutes 29 20 $184
J7050 Infusion, normal saline solution, 250 cc 19 11 $1
96372 Injection of drug or substance under skin or into muscle 15 11 $15
99203 New patient office or other outpatient visit, 30-44 minutes 11 11 $116
99205 New patient office or other outpatient visit, 60-74 minutes 11 11 $231

In context: peer comparison

Among 13 peers in this city , average services per provider: 1,710. This provider delivers 0.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$269
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Janssen Scientific Affairs, LLC 1 $138.37
UCB, Inc. 1 $130.95

By nature of payment

Food and Beverage
$269

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
929
Patients
258
Total drug cost
$1,108,271
Drug Type Claims Patients Total cost
Hydroxychloroquine Sulfate Generic 221 81 $20,059
Prednisone Generic 157 64 $1,648
Methotrexate (Methotrexate Sodium) Brand 114 50 $5,209
Enbrel Sureclick (Etanercept) Brand 85 0 $599,172
Leflunomide Generic 48 24 $3,416
Diclofenac Sodium Generic 38 0 $639
Folic Acid Generic 37 15 $149
Celecoxib Generic 34 13 $4,114
Duloxetine Hcl Generic 33 11 $2,096
Tramadol Hcl Generic 30 0 $104

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Doquyen Huynh's medical specialty?
Dr. Doquyen Huynh practices Rheumatology Physician in San Diego, CA.
Where does Dr. Doquyen Huynh practice?
Dr. Doquyen Huynh practices at 200 W Arbor Dr, San Diego, CA 921039000. Office phone: 8009268273.
What is Dr. Doquyen Huynh's NPI?
Dr. Doquyen Huynh's National Provider Identifier (NPI) is 1619135241, issued by NPPES.
Does Dr. Doquyen Huynh accept Medicare assignment?
Yes. Dr. Doquyen Huynh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Doquyen Huynh commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.