GREGORY W NESTOR (MD) – Internal Medicine Physician, NPI 1639165863
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
12,368 INTERNAL MEDICINE in FL
Loading map...
Provider Addresses for GREGORY W NESTOR (MD)
7655, 38th Avenue North, Saint Petersburg, Pinellas County, Florida, 33710, United States
SUITE 202
ST PETERSBURG, FL 337101263
Phone: (727) 547-0825
Fax: (727) 547-0523
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $13.
Total Amount is formed as General ($13) + Research ($0) + Ownership ($0) = $13.
Last reported payment date: 2023-08-10 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($13).
Total Amount
$13
General + Research + Ownership
Payments
1
Total payment records
General Amount
$13
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-08-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GlaxoSmithKline, LLC. | $13 |
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: 2008-09-18
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 |
|---|---|---|---|---|
| I20080918000349 | I | Internal Medicine | FL | 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 |
|---|---|---|---|---|
| 99457 | Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | 627 | 84 | $0 |
| 99454 | Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | 515 | 73 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 358 | 151 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 168 | 89 | $0 |
| 90688 | Influenza vaccine, quadrivalent, 0.5 ml dosage | 21 | 21 | $0 |
Insurance plans in this area (ZIP 33710)
Loading plans...
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.