DR. JOHN CARLTON BOYS (M.D.) – Radiation Oncology Physician, NPI 1386645240
Radiation Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
130 RADIATION ONCOLOGY in TN
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Provider Addresses for DR. JOHN CARLTON BOYS (M.D.)
2864 JOHNSON FERRY RD
SUITE 150
MARIETTA, GA 300625635
Phone: (770) 693-2622
Fax: (770) 693-6039
Type: Mailing
Laughlin Memorial Hospital, 1420, Tusculum Boulevard, Willis Subdivision, Greeneville, Greene County, Tennessee, 37745, United States
GREENEVILLE, TN 377454279
Phone: (423) 787-5041
Fax: (423) 787-5046
Type: Location
DEPT 888066
KNOXVILLE, TN 379950001
Phone: (770) 693-2622
Fax: (770) 693-5821
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 7 Open Payments records for all available years, with a total value of $195.
Total Amount is formed as General ($195) + Research ($0) + Ownership ($0) = $195.
Last reported payment date: 2024-11-22 • Largest payer in this snapshot: Siemens Medical Solutions USA, Inc. ($104).
Total Amount
$195
General + Research + Ownership
Payments
7
Total payment records
General Amount
$195
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-22
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2010-07-22
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 |
|---|---|---|---|---|
| I20100722000736 | I | Radiation Oncology | TN | 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 |
|---|---|---|---|---|
| 77014 | Ct guidance for insertion of radiation therapy fields | 421 | 17 | $0 |
| 77427 | Radiation treatment management, 5 treatment sessions | 206 | 50 | $0 |
| 77334 | Design and construction of complex radiation treatment device | 177 | 55 | $0 |
| 77300 | Calculation of radiation therapy dose | 177 | 57 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 89 | 51 | $0 |
Insurance plans in this area (ZIP 30062)
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Provider's Procedures
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