Doctor profile · Federal record

Dr. Michael Ghilezan, MD, PHD

Radiation Oncology Physician (CMS: Radiation Oncology) · Pontiac, MI

  • NPI 1164481859
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
70 Fulton St
Pontiac, MI 483412755
(248) 338-0300
fax (248) 338-0663
Mailing address
2234 Colonial Blvd, Attn: Payer Contracting & Relations
Fort Myers, FL 339071412

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
January 24, 2022
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
Michigan #4301079938
Medicaid
MI #4535709

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164481859. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,688
Distinct HCPCS
10
Medicare allowed
$791,200
HCPCS Description Services Patients Avg allowed
G6015 Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session 1,281 47 $342
77014 Ct guidance for insertion of radiation therapy fields 1,235 96 $117
77300 Calculation of radiation therapy dose 329 46 $66
77336 Continuing radiation therapy consultation per week 268 51 $84
77427 Radiation treatment management, 5 treatment sessions 185 58 $187
99212 Established patient office or other outpatient visit, 10-19 minutes 93 75 $57
99204 New patient office or other outpatient visit, 45-59 minutes 57 57 $167
77334 Design and construction of complex radiation treatment device 48 43 $116
77263 Complex radiation therapy planning 47 47 $166
77301 High precision radiation therapy planning 43 41 $1,790

In context: peer comparison

Among 4 peers in Pontiac Radiation Oncology Physician, average services per provider: 219. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$112
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Sumitomo Pharma America, INC. 3 $74.30
Ambu INC. 1 $37.63

By nature of payment

Food and Beverage
$112

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
227
Patients
105
Total drug cost
$4,073
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 182 80 $3,605
Ibuprofen Generic 29 25 $57
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 16 0 $411

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Ghilezan's medical specialty?
Dr. Michael Ghilezan practices Radiation Oncology Physician in Pontiac, MI.
Where does Dr. Michael Ghilezan practice?
Dr. Michael Ghilezan practices at 70 Fulton St, Pontiac, MI 483412755. Office phone: 2483380300.
What is Dr. Michael Ghilezan's NPI?
Dr. Michael Ghilezan's National Provider Identifier (NPI) is 1164481859, issued by NPPES.
Does Dr. Michael Ghilezan accept Medicare assignment?
Yes. Dr. Michael Ghilezan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Ghilezan commonly perform?
Top Medicare-reported procedures in 2023: Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc (HCPCS G6015); Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Calculation of radiation therapy dose (HCPCS 77300). Source: CMS Medicare Physician & Other Practitioners file.