DR. STEFFEN HILLEMANN (MD) – Cardiovascular Disease Physician, NPI 1821056912
Cardiovascular Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
65 CARDIOVASCULAR DISEASE (CARDIOLOGY) in VT
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Provider Addresses for DR. STEFFEN HILLEMANN (MD)
50, Timber Lane, South Burlington, Chittenden County, Vermont, 05403, United States
SOUTH BURLINGTON, VT 054037204
Phone: (802) 862-6312
Fax: (802) 658-3984
Type: Mailing
364, Dorset Street, Dorset Street Retail Zone, South Burlington, Chittenden County, Vermont, 05403, United States
SUITE 1
SOUTH BURLINGTON, VT 054036270
Phone: (802) 862-6312
Fax: (802) 658-3984
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
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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: 2003-11-19
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 |
|---|---|---|---|---|
| I20031119000736 | I | Cardiovascular Disease (Cardiology) | VT | 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 |
|---|---|---|---|---|
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 588 | 401 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 460 | 313 | $0 |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 216 | 78 | $0 |
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 206 | 204 | $0 |
| J2785 | Injection, regadenoson, 0.1 mg | 189 | 48 | $0 |
Insurance plans in this area (ZIP 05403)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | VT | 78452 | Nuclear medicine study of vessels of heart using drugs or exercise multiple studies | 102 | 101 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | VT | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 371 | 147 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | VT | 93458 | Insertion of catheter in left heart for imaging of blood vessels or grafts and left lower heart | 82 | 82 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology) | VT |
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