DR. ISAAC E SILVERMAN (M.D.) – Vascular Neurology Physician, NPI 1326058108
Vascular Neurology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
509 NEUROLOGY in CT
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Provider Addresses for DR. ISAAC E SILVERMAN (M.D.)
Medical Office Building, 85, Seymour Street, Frog Hollow Historic District, Hartford, Hartford County, Connecticut, 06106, United States
SUITE 800
HARTFORD, CT 061065501
Phone: (860) 522-4429
Fax: (860) 249-6742
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 74 Open Payments records for all available years, with a total value of $1,459.
Total Amount is formed as General ($1,459) + Research ($0) + Ownership ($0) = $1,459.
Last reported payment date: 2024-12-13 • Largest payer in this snapshot: Novartis Pharmaceuticals Corporation ($400).
Total Amount
$1,459
General + Research + Ownership
Payments
74
Total payment records
General Amount
$1,459
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novartis Pharmaceuticals Corporation | $400 |
| MDD US Operations, LLC | $295 |
| UCB, Inc. | $104 |
| Genentech USA, Inc. | $89 |
| Takeda Pharmaceuticals U.S.A., Inc. | $69 |
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: 2010-09-10
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 |
|---|---|---|---|---|
| I20100910000660 | I | Neurology | CT | 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 | 65 | 55 | $0 |
| 99221 | Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 47 | 46 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 30 | 30 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 25 | 25 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 23 | 16 | $0 |
Insurance plans in this area (ZIP 06106)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CT | |
| N E U R O L O G Y | NY | |
| N E U R O L O G Y | CT | |
| N E U R O L O G Y | CT | |
| N E U R O L O G Y | CT |
Reviews
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