Doctor profile · Federal record

Dr. James Allison, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Vascular & Interventional Radiology Physician · Neuroradiology Physician · Portland, ME

  • NPI 1457665473
  • Accepts Medicare
  • MIPS 93.1 / 100 · 2023
  • 16 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
22 Bramhall St
Portland, ME 041023134
(207) 662-4735
fax (207) 626-6388
Mailing address
324 Gannett Dr Ste 200
South Portland, ME 041063266

Credentials & registration

NPPES · NUCC
NPI registered
August 2010 — 16 yrs on file
Profile last updated
June 19, 2019
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
Maine #MD23013 · Vermont #042.0012505
Medicaid
ME #1457665473

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457665473. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,848
Distinct HCPCS
10
Medicare allowed
$131,698
HCPCS Description Services Patients Avg allowed
70450 Ct scan head or brain without contrast 402 381 $39
71046 X-ray of chest, 2 views 387 375 $10
71045 X-ray of chest, 1 view 179 169 $9
72125 Ct scan of upper spine without contrast 160 156 $46
70551 Mri scan of brain without contrast 135 133 $70
74177 Ct scan of abdomen and pelvis with contrast 130 127 $87
70496 Ct scan of blood vessels of head with contrast 114 113 $83
70498 Ct scan of blood vessels of neck with contrast 114 112 $79
72148 Mri scan of lower spinal canal without contrast 82 82 $69
70553 Mri scan of brain before and after contrast 81 79 $108

In context: peer comparison

Among 21 peers in this city , average services per provider: 58. This provider delivers 49× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$83
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Penumbra, Inc. 1 $82.57

By nature of payment

Food and Beverage
$83

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Allison's medical specialty?
Dr. James Allison practices Diagnostic Radiology Physician in Portland, ME.
Where does Dr. James Allison practice?
Dr. James Allison practices at 22 Bramhall St, Portland, ME 041023134. Office phone: 2076624735.
What is Dr. James Allison's NPI?
Dr. James Allison's National Provider Identifier (NPI) is 1457665473, issued by NPPES.
Does Dr. James Allison accept Medicare assignment?
Yes. Dr. James Allison accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Allison commonly perform?
Top Medicare-reported procedures in 2023: Ct scan head or brain without contrast (HCPCS 70450); X-ray of chest, 2 views (HCPCS 71046); X-ray of chest, 1 view (HCPCS 71045). Source: CMS Medicare Physician & Other Practitioners file.