DR. JOHN ALAN HEYWOOD (M.D.) – Cardiovascular Disease Physician, NPI 1871513341
Cardiovascular Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
77 CARDIAC ELECTROPHYSIOLOGY in WA
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Provider Addresses for DR. JOHN ALAN HEYWOOD (M.D.)
PO BOX 84088
SEATTLE, WA 981248488
Phone: (425) 454-5281
Fax: (425) 454-2062
Type: Mailing
1135, 116th Avenue Northeast, Midlakes, Bellevue, King County, Washington, 98004, United States
SUITE 600
BELLEVUE, WA 980044623
Phone: (425) 454-2656
Fax: (425) 455-2620
Type: Location
MS 315010
PO BOX 3947
SEATTLE, WA 981243947
Phone: (425) 454-2656
Fax: (425) 455-2620
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 8 Open Payments records for all available years, with a total value of $454.
Total Amount is formed as General ($454) + Research ($0) + Ownership ($0) = $454.
Last reported payment date: 2024-09-18 • Largest payer in this snapshot: Abbott Laboratories ($161).
Total Amount
$454
General + Research + Ownership
Payments
8
Total payment records
General Amount
$454
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-18
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2010-02-16
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 |
|---|---|---|---|---|
| I20100216000197 | I | Cardiac Electrophysiology | 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 |
|---|---|---|---|---|
| 93294 | Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | 523 | 155 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 403 | 279 | $0 |
| 93295 | Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days | 391 | 113 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 384 | 308 | $0 |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 301 | 241 | $0 |
Insurance plans in this area (ZIP 98124)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIAC ELECTROPHYSIOLOGY | WA | 78452 | Nuclear medicine study of vessels of heart using drugs or exercise multiple studies | 25 | 25 |
| CARDIAC ELECTROPHYSIOLOGY | WA | 93284 | Evaluation, testing and programming adjustment of defibrillator with analysis, review and report | 79 | 43 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O L O G Y | CA | |
| Qualified Speech Language Pathologist | WA | |
| Physical Therapist In Private Practice | WA | |
| Family Practice | WA | |
| - | WA | |
| Physical Therapist In Private Practice | WA | |
| Family Practice | WA | |
| - | WA | |
| Nurse Practitioner | TX | |
| - | WA |
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