Doctor profile · Federal record

Dr. Stephanie Yen, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · San Diego, CA

  • NPI 1699154237
  • Accepts Medicare
  • 11 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Fir St Fl 1
San Diego, CA 921012327
(619) 446-1575

Credentials & registration

NPPES · NUCC
NPI registered
May 2015 — 11 yrs on file
Profile last updated
June 11, 2025
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
California #A155640 · Michigan #4301107568

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699154237. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
467
Distinct HCPCS
6
Medicare allowed
$61,110
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 141 129 $124
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 86 80 $9
99291 Critical care, first 30-74 minutes 76 72 $222
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 68 63 $183
99285 Emergency department visit with high level of medical decision making 61 59 $180
99283 Emergency department visit with low level of medical decision making 35 32 $74

In context: peer comparison

Among 130 peers in San Diego Emergency Medicine Physician, average services per provider: 67. This provider delivers 7.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$169
Transactions
5
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 5 $169.15

By nature of payment

Food and Beverage
$169

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
75
Patients
75
Total drug cost
$589
Drug Type Claims Patients Total cost
Cephalexin Generic 20 20 $166
Ondansetron Odt (Ondansetron) Brand 18 18 $131
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 13 13 $67
Ibuprofen Generic 13 13 $47
Doxycycline Monohydrate Generic 11 11 $178

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephanie Yen's medical specialty?
Dr. Stephanie Yen practices Emergency Medicine Physician in San Diego, CA.
Where does Dr. Stephanie Yen practice?
Dr. Stephanie Yen practices at 300 Fir St Fl 1, San Diego, CA 921012327. Office phone: 6194461575.
What is Dr. Stephanie Yen's NPI?
Dr. Stephanie Yen's National Provider Identifier (NPI) is 1699154237, issued by NPPES.
Does Dr. Stephanie Yen accept Medicare assignment?
Yes. Dr. Stephanie Yen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephanie Yen commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.