Doctor profile · Federal record

Dr. William Regine, M.D.

Radiation Oncology Physician (CMS: Radiation Oncology) · Baltimore, MD

  • NPI 1104831957
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
22 S Greene St, Gudelsky Basement
Baltimore, MD 212011544
(410) 328-3037
fax (410) 328-3040
Mailing address
Po Box 64620
Baltimore, MD 212644620

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 29, 2008
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
Maryland #D0059557
Medicaid
MD #400935500

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104831957. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,210
Distinct HCPCS
10
Medicare allowed
$448,108
HCPCS Description Services Patients Avg allowed
77523 Intermediate proton beam radiation treatment 285 156 $1,096
77014 Ct guidance for insertion of radiation therapy fields 166 113 $126
A9578 Injection, gadobenate dimeglumine (multihance multipack), per ml 153 17 $2
77336 Continuing radiation therapy consultation per week 118 25 $95
77427 Radiation treatment management, 5 treatment sessions 76 24 $204
77300 Calculation of radiation therapy dose 70 15 $35
77300 Calculation of radiation therapy dose 65 21 $71
77334 Design and construction of complex radiation treatment device 63 15 $64
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy 56 41 $81
77338 Design and construction of radiation treatment device for high precision radiation therapy 29 23 $501

In context: peer comparison

Among 17 peers in Baltimore Radiation Oncology Physician, average services per provider: 130. This provider delivers 9.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,650
Transactions
13
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Siemens Medical Solutions USA, INC. 13 $1,650.31

By nature of payment

Travel and Lodging
$1,622
Food and Beverage
$29

Frequently asked questions

Auto-generated from federal data
What is Dr. William Regine's medical specialty?
Dr. William Regine practices Radiation Oncology Physician in Baltimore, MD.
Where does Dr. William Regine practice?
Dr. William Regine practices at 22 S Greene St, Baltimore, MD 212011544. Office phone: 4103283037.
What is Dr. William Regine's NPI?
Dr. William Regine's National Provider Identifier (NPI) is 1104831957, issued by NPPES.
Does Dr. William Regine accept Medicare assignment?
Yes. Dr. William Regine accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Regine commonly perform?
Top Medicare-reported procedures in 2023: Intermediate proton beam radiation treatment (HCPCS 77523); Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Injection, gadobenate dimeglumine (multihance multipack), per ml (HCPCS A9578). Source: CMS Medicare Physician & Other Practitioners file.