Doctor profile · Federal record

Dr. Horng Min Leou, M.D.

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

  • NPI 1427083419
  • Accepts Medicare
  • 34 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2103 152Nd Ave Ne
Redmond, WA 980525520
(425) 746-2400
fax (425) 746-2659

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
May 12, 2010
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD32759
Medicaid
WA #1093590

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427083419. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
492
Distinct HCPCS
5
Medicare allowed
$45,292
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 367 155 $83
99215 Established patient office or other outpatient visit, 40-54 minutes 52 51 $168
99214 Established patient office or other outpatient visit, 30-39 minutes 47 44 $124
36415 Insertion of needle into vein for collection of blood sample 15 15 $5
81000 Manual urinalysis test with examination using microscope, non-automated 11 11 $4

In context: peer comparison

Among 5 peers in Redmond Internal Medicine Physician, average services per provider: 72. This provider delivers 6.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$671
Transactions
28
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 11 $313.59
Novo Nordisk INC 8 $148.23
Kowa Pharmaceuticals America, INC. 3 $78.73
Abbvie INC. 1 $30.35
Phathom Pharmaceuticals, INC. 1 $24.84
Exact Sciences Corporation 1 $21.70
Novartis Pharmaceuticals Corporation 1 $21.49
Biogen, INC. 1 $17.28
AstraZeneca Pharmaceuticals Lp 1 $14.92

By nature of payment

Food and Beverage
$671

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,221
Patients
368
Total drug cost
$17,474
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 135 40 $3,681
Levothyroxine Sodium Generic 124 30 $1,574
Amlodipine Besylate Generic 121 33 $1,113
Losartan Potassium Generic 120 35 $1,855
Atorvastatin Calcium Generic 98 29 $1,309
Omeprazole Generic 87 27 $1,543
Metformin Hcl Generic 85 23 $984
Rosuvastatin Calcium Generic 79 27 $1,308
Zolpidem Tartrate Generic 65 25 $793
Lisinopril Generic 62 18 $513

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Horng Min Leou's medical specialty?
Dr. Horng Min Leou practices Internal Medicine Physician in Redmond, WA.
Where does Dr. Horng Min Leou practice?
Dr. Horng Min Leou practices at 2103 152Nd Ave Ne, Redmond, WA 980525520. Office phone: 4257462400.
What is Dr. Horng Min Leou's NPI?
Dr. Horng Min Leou's National Provider Identifier (NPI) is 1427083419, issued by NPPES.
Does Dr. Horng Min Leou accept Medicare assignment?
Yes. Dr. Horng Min Leou accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Horng Min Leou 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 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.