IAN J BRISTOL (M.D.) – Radiation Oncology Physician, NPI 1235357294
Radiation Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
22 RADIATION ONCOLOGY in ME
Provider Addresses for IAN J BRISTOL (M.D.)
11 Rock Row Ste 320
Westbrook, ME 040924877
Phone: (207) 303-3300
Type: Location
11 Rock Row Ste 120
Westbrook, ME 040924877
Phone: (207) 303-3350
Type: Location
333 Borthwick Ave
Portsmouth, NH 038017128
Phone: (603) 559-4188
Fax: (603) 443-4906
Type: Location
15 Rock Row Ste 110
Westbrook, ME 040924877
Phone: (207) 303-3300
Fax: (207) 241-4439
Type: Location
324 GANNETT DR STE 200
SOUTH PORTLAND, ME 041063266
Phone: (207) 482-7800
Type: Mailing
22 BRAMHALL ST
PORTLAND, ME 041023134
Phone: (207) 662-2276
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2024-04-15
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 |
|---|---|---|---|---|
| I20070728000174 | I | Radiation Oncology | ME | TBD |
| I20240415003116 | I | Radiation Oncology | NH | 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 | 507 | 69 | $0 |
| 77427 | Radiation treatment management, 5 treatment sessions | 215 | 137 | $0 |
| G6002 | Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy | 208 | 35 | $0 |
| 77300 | Calculation of radiation therapy dose | 112 | 43 | $0 |
| 77334 | Design and construction of complex radiation treatment device | 110 | 40 | $0 |
Insurance plans in this area (ZIP 04092)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| RADIATION ONCOLOGY | ME | 77427 | Radiation treatment management, 5 treatments | 398 | 141 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | ME | |
| Diagnostic Radiology | ME | |
| A N E S T H E S I O L O G Y | ME | |
| - | NH | |
| - | ME | |
| - | NH | |
| Diagnostic Radiology | ME | |
| - | ME | |
| Diagnostic Radiology | IL | |
| - | ME |
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