AKILA VISWANATHAN (MD MPH) – Radiation Oncology Physician, NPI 1780640458
Radiation Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
255 RADIATION ONCOLOGY in MA
Provider Addresses for AKILA VISWANATHAN (MD MPH)
75 FRANCIS STREET ASB1-L2
BRIGHAM AND WOMENS HOSPITAL RADIATION ONCOLOGY
BOSTON, MA 02115
Phone: (617) 632-7325
Type: Location
75 Francis Street ASB1-L2
Brigham and Womens Hospital Radiation Oncology
Boston, MA 02115
Phone: (617) 632-7325
Type: Location
6201 GREENLEIGH AVE
MIDDLE RIVER, MD 212202004
Phone: (410) 933-2704
Type: Mailing
600 N WOLFE ST
BALTIMORE, MD 212870005
Phone: (410) 955-6980
Fax: (410) 502-1419
Type: Location
107;111, Cypress Street, Brookline Village Commercial District, Brookline, Norfolk County, Massachusetts, 02445-7638, United States
BRIGHAM AND WOMENS PHYSICIANS ORGANIZATION
BROOKLINE, MA 02445
Phone: (617) 582-1200
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $455.
Total Amount is formed as General ($455) + Research ($0) + Ownership ($0) = $455.
Last reported payment date: 2024-09-29 • Largest payer in this snapshot: Elekta, Inc. ($366).
Total Amount
$455
General + Research + Ownership
Payments
3
Total payment records
General Amount
$455
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-29
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Elekta, Inc. | $366 |
| Abbott Laboratories | $89 |
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: 2016-08-18
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20160817001660 | I | Radiation Oncology | DC | TBD |
| I20160818000106 | I | Radiation Oncology | MD | 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 | 265 | 20 | $0 |
| 77300 | Calculation of radiation therapy dose | 48 | 13 | $0 |
| 77771 | High dose radiation therapy, 2-12 channels | 43 | 11 | $0 |
| 77427 | Radiation treatment management, 5 treatment sessions | 38 | 13 | $0 |
| 77263 | Complex radiation therapy planning | 30 | 23 | $0 |
Insurance plans in this area (ZIP 02115)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | MD | |
| O T O L A R Y N G O L O G Y | TX | |
| Clinical Psychologist | MD | |
| Physician Assistant | MD | |
| Physician Assistant | MD | |
| O P H T H A L M O L O G Y | MD | |
| Pulmonary Disease, Internal Medicine | MD | |
| A N E S T H E S I O L O G Y | MD | |
| - | MD | |
| Emergency Medicine, Internal Medicine | MD |
Reviews
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