JOHN L JR. GAINES (MD) – Internal Medicine Physician, NPI 1508847021
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
12,368 INTERNAL MEDICINE in FL
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Provider Addresses for JOHN L JR. GAINES (MD)
530, Zeagler Drive, Palatka, Putnam County, Florida, 32177, United States
SUITE A
PALATKA, FL 321776855
Phone: (386) 328-8358
Fax: (386) 325-0365
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 18 Open Payments records for all available years, with a total value of $544.
Total Amount is formed as General ($544) + Research ($0) + Ownership ($0) = $544.
Last reported payment date: 2024-10-04 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($273).
Total Amount
$544
General + Research + Ownership
Payments
18
Total payment records
General Amount
$544
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $273 |
| Amgen Inc. | $63 |
| GlaxoSmithKline, LLC. | $58 |
| Lilly USA, LLC | $57 |
| Exact Sciences Corporation | $36 |
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: 2005-01-31
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 |
|---|---|---|---|---|
| I20050131000597 | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 1,032 | 269 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 85 | 62 | $0 |
| 90756 | Influenza vaccine, quadrivalent derived from cell cultures | 57 | 56 | $0 |
| G0008 | Administration of influenza virus vaccine | 56 | 56 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 12 | 12 | $0 |
Insurance plans in this area (ZIP 32177)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physical Therapist In Private Practice | FL | |
| R H E U M A T O L O G Y | FL | |
| Physician Assistant | FL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| Sports Medicine, Family Practice | FL | |
| Family Practice | GA | |
| Physical Medicine And Rehabilitation | FL | |
| Pain Management, Physical Medicine And Rehabilitation | FL | |
| Family Practice | FL | |
| Orthopedic Surgery | FL |
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