Doctor profile · Federal record

Dr. William Bloomer, M.D.

Specialist (CMS: Radiation Oncology) · Evanston, IL

  • NPI 1033158639
  • Accepts Medicare
  • MIPS 97.9 / 100 · 2023
  • 56 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2650 Ridge Ave
Evanston, IL 602011718
(847) 570-2590
Mailing address
9818 Eagle Way
Chicago, IL 606781098

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1970 — 56 yrs since
Specialty taxonomy
174400000X — NUCC code
Medicaid
IL #03608368028

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033158639. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,824
Distinct HCPCS
10
Medicare allowed
$294,682
HCPCS Description Services Patients Avg allowed
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy 1,800 108 $21
77427 Radiation treatment management, 5 treatment sessions 492 137 $197
77334 Design and construction of complex radiation treatment device 373 120 $61
77300 Calculation of radiation therapy dose 359 135 $34
99204 New patient office or other outpatient visit, 45-59 minutes 123 123 $137
77263 Complex radiation therapy planning 87 84 $174
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 87 84 $84
77295 3d radiation therapy planning 73 70 $229
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area 72 60 $39
77338 Design and construction of radiation treatment device for high precision radiation therapy 64 51 $229

In context: peer comparison

Among 3 peers in Evanston Specialist, average services per provider: 174. This provider delivers 22× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$234
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Emd Serono, INC. 1 $120.60
Amgen INC. 1 $112.91

By nature of payment

Food and Beverage
$234

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
44
Patients
16
Total drug cost
$1,186
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 44 16 $1,186

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Bloomer's medical specialty?
Dr. William Bloomer practices Specialist in Evanston, IL.
Where does Dr. William Bloomer practice?
Dr. William Bloomer practices at 2650 Ridge Ave, Evanston, IL 602011718. Office phone: 8475702590.
What is Dr. William Bloomer's NPI?
Dr. William Bloomer's National Provider Identifier (NPI) is 1033158639, issued by NPPES.
Does Dr. William Bloomer accept Medicare assignment?
Yes. Dr. William Bloomer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Bloomer commonly perform?
Top Medicare-reported procedures in 2023: Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy (HCPCS G6002); Radiation treatment management, 5 treatment sessions (HCPCS 77427); Design and construction of complex radiation treatment device (HCPCS 77334). Source: CMS Medicare Physician & Other Practitioners file.