DENNIS SLATER (MD) – Hematology (Internal Medicine) Physician, NPI 1447235486
Hematology (Internal Medicine) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
210 HEMATOLOGY/ONCOLOGY in CT
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Provider Addresses for DENNIS SLATER (MD)
330, Washington Street, Norwichtown Historic District, Norwichtown, Norwich, Southeastern Connecticut Planning Region, Connecticut, 06360, United States
EASTERN CT HEMATOLOGY & ONCOLOGY SUITE 220
NORWICH, CT 063602700
Phone: (860) 886-8362
Fax: (860) 886-9262
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 169 Open Payments records for all available years, with a total value of $4,955.
Total Amount is formed as General ($3,436) + Research ($1,519) + Ownership ($0) = $4,955.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Eli Lilly and Company ($1,519).
Total Amount
$4,955
General + Research + Ownership
Payments
169
Total payment records
General Amount
$3,436
General payments
Research Amount
$1,519
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Eli Lilly and Company | $1,519 |
| Janssen Biotech, Inc. | $472 |
| Mirati Therapeutics, Inc. | $287 |
| Astellas Pharma US Inc | $184 |
| Gilead Sciences, Inc. | $147 |
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: 2010-10-19
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 |
|---|---|---|---|---|
| I20101019000763 | I | Hematology/Oncology | 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 |
|---|---|---|---|---|
| 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 29 | 18 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 26 | 18 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 22 | 22 | $0 |
| 83550 | Iron binding capacity | 20 | 13 | $0 |
| 83540 | Iron level | 20 | 13 | $0 |
Insurance plans in this area (ZIP 06360)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| HEMATOLOGY/ONCOLOGY | CT | 96367 | Infusion into a vein for therapy prevention or diagnosis additional sequential infusion up to 1 hour | 833 | 116 |
| HEMATOLOGY/ONCOLOGY | CT | 96375 | Injection of different drug or substance into a vein for therapy, diagnosis, or prevention | 73 | 27 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Medical Oncology, Hematology | CT | |
| Nurse Practitioner | CT | |
| Hematology/Oncology, Internal Medicine | CT | |
| Nurse Practitioner | CT | |
| Nurse Practitioner | CT | |
| Clinical Social Worker | CT | |
| Hematology/Oncology, Internal Medicine | CT | |
| H E M A T O L O G Y | NM | |
| Nurse Practitioner | CT | |
| H E M A T O L O G Y/ O N C O L O G Y | CT |
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