Doctor profile · Federal record

Dr. Billy Mahaney, M.D.

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

  • NPI 1457342966
  • Accepts Medicare
  • 25 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
123 Medical Center Dr
Brunswick, ME 040112652
(207) 373-6838
Additional location
10 Wayman Ln
Bar Harbor, ME 046091625
(207) 288-5081
Mailing address
157 Princes Point RD
Brunswick, ME 040113729

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
May 21, 2023
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (3)
Maine #MD22871 · Maryland #D0075283 · Texas #M8806

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457342966. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,975
Distinct HCPCS
10
Medicare allowed
$117,153
HCPCS Description Services Patients Avg allowed
71046 X-ray of chest, 2 views 370 330 $10
70450 Ct scan head or brain without contrast 355 316 $39
71045 X-ray of chest, 1 view 268 218 $8
74177 Ct scan of abdomen and pelvis with contrast 195 183 $85
71250 Ct scan of chest without contrast 148 141 $50
74176 Ct scan of abdomen and pelvis without contrast 126 122 $81
72125 Ct scan of upper spine without contrast 87 87 $46
71275 Ct scan of blood vessels of chest with contrast 80 77 $84
70496 Ct scan of blood vessels of head with contrast 69 68 $82
71260 Ct scan of chest with contrast 67 63 $53

In context: peer comparison

Among 2 peers in Brunswick Diagnostic Radiology Physician, average services per provider: 49. This provider delivers 61× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Billy Mahaney's medical specialty?
Dr. Billy Mahaney practices Diagnostic Radiology Physician in Brunswick, ME.
Where does Dr. Billy Mahaney practice?
Dr. Billy Mahaney practices at 123 Medical Center Dr, Brunswick, ME 040112652. Office phone: 2073736838.
What is Dr. Billy Mahaney's NPI?
Dr. Billy Mahaney's National Provider Identifier (NPI) is 1457342966, issued by NPPES.
Does Dr. Billy Mahaney accept Medicare assignment?
Yes. Dr. Billy Mahaney accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Billy Mahaney commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 2 views (HCPCS 71046); Ct scan head or brain without contrast (HCPCS 70450); X-ray of chest, 1 view (HCPCS 71045). Source: CMS Medicare Physician & Other Practitioners file.