Doctor profile · Federal record

Dr. Dana Yan, D.O.

Family Medicine Physician (CMS: Family Practice) · Fountain Valley, CA

  • NPI 1225077027
  • Accepts Medicare
  • 30 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
18785 Brookhurst St Ste 200
Fountain Valley, CA 927087300
(714) 378-5330
fax (714) 378-5320
Mailing address
Po Box 2218
Suisun City, CA 945855218

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
August 10, 2023
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #20A7127

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225077027. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
266
Distinct HCPCS
3
Medicare allowed
$22,334
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 186 85 $79
99214 Established patient office or other outpatient visit, 30-39 minutes 69 48 $102
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 11 11 $53

In context: peer comparison

Among 16 peers in Fountain Valley Family Medicine Physician, average services per provider: 78. This provider delivers 3.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$223
Transactions
11
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 4 $95.41
Exact Sciences Corporation 3 $62.99
Merck Sharp & Dohme LLC 3 $48.70
Seqirus USA INC 1 $15.74

By nature of payment

Food and Beverage
$223

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,390
Patients
388
Total drug cost
$19,554
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 200 56 $2,487
Levothyroxine Sodium Generic 182 45 $3,634
Amlodipine Besylate Generic 146 41 $917
Lisinopril Generic 117 33 $883
Rosuvastatin Calcium Generic 115 38 $3,882
Losartan Potassium Generic 74 19 $1,184
Gabapentin Generic 69 15 $579
Metoprolol Succinate Generic 69 19 $1,456
Simvastatin Generic 65 16 $814
Montelukast Sodium Generic 63 22 $788

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dana Yan's medical specialty?
Dr. Dana Yan practices Family Medicine Physician in Fountain Valley, CA.
Where does Dr. Dana Yan practice?
Dr. Dana Yan practices at 18785 Brookhurst St Ste 200, Fountain Valley, CA 927087300. Office phone: 7143785330.
What is Dr. Dana Yan's NPI?
Dr. Dana Yan's National Provider Identifier (NPI) is 1225077027, issued by NPPES.
Does Dr. Dana Yan accept Medicare assignment?
Yes. Dr. Dana Yan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dana Yan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.