DR. GERALD A COLVIN (DO) – Hematology & Oncology Physician, NPI 1417954199
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
98 HEMATOLOGY/ONCOLOGY in RI
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Provider Addresses for DR. GERALD A COLVIN (DO)
85, Kenyon Avenue, Wakefield, South Kingstown, South County, Rhode Island, 02879, United States
WAKEFIELD, RI 028794213
Phone: (401) 783-6670
Fax: (401) 789-4990
Type: Location
PO BOX 229
WAKEFIELD, RI 028800229
Phone: (401) 783-6670
Fax: (401) 789-4990
Type: Mailing
100 KENYON AVE
WAKEFIELD, RI 028794216
Phone: (401) 783-6670
Fax: (401) 789-4990
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 250 Open Payments records for all available years, with a total value of $85,542.
Total Amount is formed as General ($85,542) + Research ($0) + Ownership ($0) = $85,542.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: Rigel Pharmaceuticals, Inc. ($26,280).
Total Amount
$85,542
General + Research + Ownership
Payments
250
Total payment records
General Amount
$85,542
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Rigel Pharmaceuticals, Inc. | $26,280 |
| E.R. Squibb & Sons, L.L.C. | $25,431 |
| Janssen Biotech, Inc. | $12,256 |
| Pharmacyclics LLC, an AbbVie Company | $6,442 |
| Regeneron Pharmaceuticals, Inc. | $5,096 |
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: 2005-01-20
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 |
|---|---|---|---|---|
| I20050120000977 | I | Hematology/Oncology | RI | 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 | 1,001 | 397 | $0 |
| 96372 | Injection of drug or substance under skin or into muscle | 88 | 20 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 71 | 45 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 66 | 18 | $0 |
| J3420 | Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg | 44 | 13 | $0 |
Insurance plans in this area (ZIP 02879)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | CT | |
| Nurse Practitioner | RI | |
| - | RI | |
| Physician Assistant | NJ | |
| Physician Assistant | RI | |
| Internal Medicine, Pulmonary Disease | RI | |
| Radiation Oncology | RI | |
| - | RI | |
| Physician Assistant | MA | |
| - | RI |
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