NATHANIEL DAVID ROBINSON (MD) – Medical Oncology Physician, NPI 1235665571
Medical Oncology Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
151 MEDICAL ONCOLOGY in CT
Provider Addresses for NATHANIEL DAVID ROBINSON (MD)
536 SAYBROOK RD
MIDDLETOWN, CT 064574783
Phone: (860) 358-2220
Fax: (860) 358-2222
Type: Location
250 Flat Rock Pl
Westbrook, CT 064983585
Phone: (860) 661-9000
Fax: (860) 399-2244
Type: Location
263 FARMINGTON AVENUE
FARMINGTON, CT 06030
Phone: (860) 679-4477
Type: Location
20 YORK STREET, CB-329
NEW HAVEN, CT 065103220
Phone: (203) 688-4748
Fax: (203) 688-4740
Type: Mailing
20 YORK STREET, CB-2041
NEW HAVEN, CT 065103220
Phone: (203) 688-4748
Fax: (203) 688-4740
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $18.
Total Amount is formed as General ($18) + Research ($0) + Ownership ($0) = $18.
Last reported payment date: 2024-11-01 • Largest payer in this snapshot: Janssen Biotech, Inc. ($18).
Total Amount
$18
General + Research + Ownership
Payments
1
Total payment records
General Amount
$18
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-01
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Janssen Biotech, Inc. | $18 |
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: 2020-08-04
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 |
|---|---|---|---|---|
| I20200804003003 | I | Medical 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 06457)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O S U R G E R Y | NY | |
| E N D O C R I N O L O G Y | VA | |
| Orthopedic Surgery | CT | |
| Orthopedic Surgery | CT | |
| Endocrinology, Internal Medicine | CT | |
| Critical Care (Intensivists) | CT | |
| Hospitalist, Internal Medicine | CT | |
| Gynecological Oncology | NY | |
| Physician Assistant | CT | |
| Hand Surgery, Orthopedic Surgery | CT |
Reviews
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