Doctor profile · Federal record

Dr. Karen Wang, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Seattle, WA

  • NPI 1386633436
  • Accepts Medicare
  • 33 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1200 12Th Ave S
Seattle, WA 981442712
(206) 326-2400

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
April 28, 2021
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD00034413
Medicaid
WA #8211393

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386633436. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
184
Distinct HCPCS
5
Medicare allowed
$22,795
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 105 67 $137
99213 Established patient office or other outpatient visit, 20-29 minutes 30 28 $100
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 27 27 $142
77063 Screening 3d breast mammography 11 11 $29
77067 Screening mammography 11 11 $111

In context: peer comparison

Among 174 peers in Seattle Internal Medicine Physician, average services per provider: 77. This provider delivers 2.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
881
Patients
253
Total drug cost
$9,875
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 186 55 $1,717
Amlodipine Besylate Generic 112 40 $432
Metformin Hcl ER (Metformin Hcl) Brand 84 25 $1,034
Lisinopril Generic 67 20 $541
Losartan Potassium Generic 65 20 $1,250
Hydrochlorothiazide Generic 44 13 $164
Levothyroxine Sodium Generic 43 12 $722
Gabapentin Generic 41 16 $706
Metoprolol Succinate Generic 40 12 $717
Omeprazole Generic 40 16 $566

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Wang's medical specialty?
Dr. Karen Wang practices Internal Medicine Physician in Seattle, WA.
Where does Dr. Karen Wang practice?
Dr. Karen Wang practices at 1200 12Th Ave S, Seattle, WA 981442712. Office phone: 2063262400.
What is Dr. Karen Wang's NPI?
Dr. Karen Wang's National Provider Identifier (NPI) is 1386633436, issued by NPPES.
Does Dr. Karen Wang accept Medicare assignment?
Yes. Dr. Karen Wang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Wang 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.