DR. DAVID W GRAMBOW (MD) – Cardiovascular Disease Physician, NPI 1235178674
Cardiovascular Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
193 INTERVENTIONAL CARDIOLOGY in WI
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Provider Addresses for DR. DAVID W GRAMBOW (MD)
Columbia College of Nursing, 4425, North Port Washington Road, Grover Heights, Glendale, Milwaukee County, Wisconsin, 53212, United States
ATTN: CSMCP CLINIC CREDENTIALING
GLENDALE, WI 532121082
Phone: (414) 271-1633
Fax: (414) 271-5071
Type: Mailing
2350, North Lake Drive, Northpoint, Milwaukee, Milwaukee County, Wisconsin, 53202, United States
SUITE 400
MILWAUKEE, WI 532114528
Phone: (414) 271-1633
Fax: (414) 271-5071
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 68 Open Payments records for all available years, with a total value of $58,008.
Total Amount is formed as General ($58,008) + Research ($0) + Ownership ($0) = $58,008.
Last reported payment date: 2024-12-16 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($28,325).
Total Amount
$58,008
General + Research + Ownership
Payments
68
Total payment records
General Amount
$58,008
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $28,325 |
| PFIZER INC. | $14,749 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $10,147 |
| Lilly USA, LLC | $4,648 |
| Actelion Pharmaceuticals US, Inc. | $85 |
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: 2004-01-28
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 |
|---|---|---|---|---|
| I20040128000596 | I | Interventional Cardiology | WI | 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 |
|---|---|---|---|---|
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 653 | 491 | $0 |
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 434 | 429 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 272 | 226 | $0 |
| 93356 | Heart muscle strain imaging | 258 | 253 | $0 |
| 93018 | Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | 99 | 98 | $0 |
Insurance plans in this area (ZIP 53212)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERVENTIONAL CARDIOLOGY | WI | 92928 | Catheter insertion of stents in major coronary artery or branch, accessed through the skin | 13 | 12 |
| INTERVENTIONAL CARDIOLOGY | WI | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 17 | 17 |
| INTERVENTIONAL CARDIOLOGY | WI | 93458 | Insertion of catheter in left heart for imaging of blood vessels or grafts and left lower heart | 25 | 25 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WI | |
| Diagnostic Radiology | WI | |
| D E R M A T O L O G Y | WI | |
| - | WI | |
| - | WI | |
| - | WI | |
| H E M A T O L O G Y/ O N C O L O G Y | WI | |
| - | WI | |
| - | WI | |
| - | WI |
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