Doctor profile · Federal record

Dr. Andy Yen, MD

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Marysville, WA

  • NPI 1043879133
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
8923 Soper Hill RD
Marysville, WA 982706882
(425) 259-0966
Additional location
120 Main St
Danbury, CT 068107834
(203) 743-0100
Additional location
130 Derby Ave
Derby, CT 064182010
(203) 735-7421
Mailing address
Po Box 5127
Everett, WA 982065127

Credentials & registration

NPPES · NUCC
NPI registered
June 2019 — 7 yrs on file
Profile last updated
May 8, 2024
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD61267490

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043879133. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
773
Distinct HCPCS
10
Medicare allowed
$36,774
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 156 116 $86
36415 Insertion of needle into vein for collection of blood sample 130 95 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 79 56 $122
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 65 20 $23
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 52 52 $128
80061 Blood test, lipids (cholesterol and triglycerides) 51 50 $12
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test 45 44 $6
84443 Blood test, thyroid stimulating hormone (tsh) 42 38 $15
80053 Blood test, comprehensive group of blood chemicals 40 40 $10
83036 Hemoglobin a1c level 32 26 $9

In context: peer comparison

Among 6 peers in this city , average services per provider: 80. This provider delivers 9.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,456
Patients
598
Total drug cost
$24,524
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 256 94 $4,663
Losartan Potassium Generic 165 66 $2,645
Lisinopril Generic 133 53 $1,243
Amlodipine Besylate Generic 117 54 $744
Levothyroxine Sodium Generic 117 39 $2,197
Metoprolol Succinate Generic 97 34 $2,555
Omeprazole Generic 75 38 $1,639
Rosuvastatin Calcium Generic 73 32 $1,260
Tamsulosin Hcl Generic 67 30 $1,621
Furosemide Generic 65 24 $457

Frequently asked questions

Auto-generated from federal data
What is Dr. Andy Yen's medical specialty?
Dr. Andy Yen practices Internal Medicine Physician in Marysville, WA.
Where does Dr. Andy Yen practice?
Dr. Andy Yen practices at 8923 Soper Hill RD, Marysville, WA 982706882. Office phone: 4252590966.
What is Dr. Andy Yen's NPI?
Dr. Andy Yen's National Provider Identifier (NPI) is 1043879133, issued by NPPES.
Does Dr. Andy Yen accept Medicare assignment?
Yes. Dr. Andy Yen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andy Yen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.