HORNG MIN H LEOU (M.D.) – Internal Medicine Physician, NPI 1427083419
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,058 INTERNAL MEDICINE in WA
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Provider Addresses for HORNG MIN H LEOU (M.D.)
2103, 152nd Avenue Northeast, Redmond, King County, Washington, 98052, United States
REDMOND, WA 980525520
Phone: (425) 746-2400
Fax: (425) 746-2659
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 61 Open Payments records for all available years, with a total value of $1,412.
Total Amount is formed as General ($1,412) + Research ($0) + Ownership ($0) = $1,412.
Last reported payment date: 2024-11-26 • Largest payer in this snapshot: Abbott Laboratories ($589).
Total Amount
$1,412
General + Research + Ownership
Payments
61
Total payment records
General Amount
$1,412
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Abbott Laboratories | $589 |
| Novo Nordisk Inc | $148 |
| ABBVIE INC. | $93 |
| AstraZeneca Pharmaceuticals LP | $83 |
| Kowa Pharmaceuticals America, Inc. | $79 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2011-01-24
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20110124000340 | I | Internal Medicine | WA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 367 | 155 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 52 | 51 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 47 | 44 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 15 | 15 | $0 |
| 81000 | Manual urinalysis test with examination using microscope, non-automated | 11 | 11 | $0 |
Insurance plans in this area (ZIP 98052)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | WA | |
| Family Practice, Pediatric Medicine | WA | |
| Family Practice | WA |
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