Doctor profile · Federal record
Dr. Ian Bristol, M.D.
Radiation Oncology Physician (CMS: Radiation Oncology) · Radiation Oncology Physician · Portland, ME
- NPI 1235357294
- Accepts Medicare
- MIPS 93.1 / 100 · 2023
- 24 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
22 Bramhall St
Portland, ME 041023134
(207) 662-2276 - Additional location
-
333 Borthwick Ave
Portsmouth, NH 038017128
(603) 559-4188
fax (603) 443-4906 - Additional location
-
15 Rock Row Ste 110
Westbrook, ME 040924877
(207) 303-3300
fax (207) 241-4439 - Mailing address
-
324 Gannett Dr Ste 200
South Portland, ME 041063266
Credentials & registration
- NPI registered
- April 2007 — 19 yrs on file
- Profile last updated
- August 14, 2025
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 2085R0001X — NUCC code
- State licenses (2)
- Maine #MD17399 · New Hampshire #25134
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1235357294. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,569
Distinct HCPCS
10
Medicare allowed
$129,176
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
77014 |
Ct guidance for insertion of radiation therapy fields | 507 | 69 | $44 | |
77427 |
Radiation treatment management, 5 treatment sessions | 215 | 137 | $190 | |
G6002 |
Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy | 208 | 35 | $20 | |
77300 |
Calculation of radiation therapy dose | 112 | 43 | $33 | |
77334 |
Design and construction of complex radiation treatment device | 110 | 40 | $60 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 66 | 48 | $34 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 61 | 61 | $173 | |
77263 |
Complex radiation therapy planning | 46 | 45 | $168 | |
77290 |
Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved | 46 | 45 | $83 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 32 | 29 | $35 |
In context: peer comparison
Among 5 peers in Portland Radiation Oncology Physician, average services per provider: 84. This provider delivers 19× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
123
Patients
34
Total drug cost
$2,025
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tamsulosin Hcl | Generic | 82 | 34 | $1,635 |
| Levothyroxine Sodium | Generic | 19 | 0 | $127 |
| Gabapentin | Generic | 11 | 0 | $78 |
| Lidocaine Hcl Viscous (Lidocaine Hcl) | Brand | 11 | 0 | $185 |
Hospital affiliations
Frequently asked questions
What is Dr. Ian Bristol's medical specialty?
Dr. Ian Bristol practices Radiation Oncology Physician in Portland, ME.
Where does Dr. Ian Bristol practice?
Dr. Ian Bristol practices at 22 Bramhall St, Portland, ME 041023134. Office phone: 2076622276.
What is Dr. Ian Bristol's NPI?
Dr. Ian Bristol's National Provider Identifier (NPI) is 1235357294, issued by NPPES.
Does Dr. Ian Bristol accept Medicare assignment?
Yes. Dr. Ian Bristol accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ian Bristol commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Radiation treatment management, 5 treatment sessions (HCPCS 77427); Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy (HCPCS G6002). Source: CMS Medicare Physician & Other Practitioners file.