DR. PIERRE ISTFAN (MD) – Interventional Cardiology Physician, NPI 1679518989
Interventional Cardiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
758 CARDIOVASCULAR DISEASE (CARDIOLOGY) in TN
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Provider Addresses for DR. PIERRE ISTFAN (MD)
West Stone Drive, Howard Hill, Kingsport, Sullivan County, Tennessee, 37660-3000, United States
SUITE 6A
KINGSPORT, TN 376603365
Phone: (423) 408-7220
Fax: (423) 408-7405
Type: Mailing
Bristol Regional Medical Center, 1, Medical Park Boulevard, Bristol, Sullivan County, Tennessee, 37620, United States
SUITE 458W
BRISTOL, TN 37620
Phone: (423) 844-4800
Fax: (423) 230-6905
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 450 Open Payments records for all available years, with a total value of $32,191.
Total Amount is formed as General ($32,191) + Research ($0) + Ownership ($0) = $32,191.
Last reported payment date: 2024-12-31 • Largest payer in this snapshot: ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) ($13,496).
Total Amount
$32,191
General + Research + Ownership
Payments
450
Total payment records
General Amount
$32,191
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) | $13,496 |
| Penumbra, Inc. | $5,150 |
| Abbott Laboratories | $3,810 |
| Shockwave Medical, Inc | $780 |
| Medtronic, Inc. | $608 |
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: 2007-07-11
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 |
|---|---|---|---|---|
| I20050822001146 | I | Cardiovascular Disease (Cardiology) | TN | TBD |
| I20070711000687 | I | Cardiovascular Disease (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 |
|---|---|---|---|---|
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 423 | 343 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 103 | 55 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 96 | 84 | $0 |
| 85610 | Blood test, clotting time | 78 | 42 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 56 | 48 | $0 |
Insurance plans in this area (ZIP 37660)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | TN | |
| - | TN | |
| Nurse Practitioner | TN | |
| - | TN | |
| - | TN | |
| Cardiovascular Disease (Cardiology), Cardiac Electrophysiology | TN | |
| Nurse Practitioner | VA | |
| - | TN | |
| Physician Assistant | TN | |
| Physician Assistant | CA |
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