STEPHEN M. DAY (M.D.) – Interventional Cardiology Physician, NPI 1851397467
Interventional Cardiology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
251 INTERVENTIONAL CARDIOLOGY in VA
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Provider Addresses for STEPHEN M. DAY (M.D.)
2901 TELESTAR CT.
#300
FALLS CHURCH, VA 220421261
Phone: (703) 591-1688
Fax: (703) 591-1445
Type: Mailing
Sonus Alexandria Hearing Care Professionals, 4660, Kenmore Avenue, John Adams, Varsity Park, Alexandria, Virginia, 22304, United States
STE 1200
ALEXANDRIA, VA 223041311
Phone: (703) 751-8111
Fax: (703) 751-1105
Type: Location
4825 MARK CENTER DR STE 150
ALEXANDRIA, VA 223111846
Phone: (703) 751-8111
Fax: (703) 751-1105
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 35 Open Payments records for all available years, with a total value of $722.
Total Amount is formed as General ($722) + Research ($0) + Ownership ($0) = $722.
Last reported payment date: 2024-12-10 • Largest payer in this snapshot: Novartis Pharmaceuticals Corporation ($218).
Total Amount
$722
General + Research + Ownership
Payments
35
Total payment records
General Amount
$722
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novartis Pharmaceuticals Corporation | $218 |
| Amgen Inc. | $117 |
| PFIZER INC. | $68 |
| ABIOMED | $39 |
| Chiesi USA, Inc. | $29 |
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: 2009-07-28
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20040414001018 | I | Interventional Cardiology | DC | TBD |
| I20090728000021 | I | Interventional Cardiology | VA | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 537 | 440 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 438 | 420 | $0 |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 188 | 162 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 134 | 132 | $0 |
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 116 | 116 | $0 |
Insurance plans in this area (ZIP 22042)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | VA | 78452 | Nuclear medicine study of vessels of heart using drugs or exercise multiple studies | 18 | 18 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | VA | 92928 | Catheter insertion of stents in major coronary artery or branch, accessed through the skin | 13 | 11 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | VA | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 381 | 331 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | VA | 93458 | Insertion of catheter in left heart for imaging of blood vessels or grafts and left lower heart | 57 | 57 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O L O G Y | HI | |
| H E M A T O L O G Y | WA | |
| - | VIR | |
| - | IL | |
| Orthopedic Surgery | VA | |
| - | VA | |
| Diagnostic Radiology | VA | |
| General Surgery | CT | |
| - | VA | |
| N E U R O S U R G E R Y | VA |
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