Doctor profile · Federal record

Dr. Alec Block

Radiation Oncology Physician (CMS: Radiation Oncology) · Radiation Oncology Physician · Maywood, IL

  • NPI 1124375274
  • Accepts Medicare
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2160 South First Ave, Loyola Radation Oncology
Maywood, IL 60153
(708) 216-2729
fax (708) 216-5924

Credentials & registration

NPPES · NUCC
NPI registered
August 2012 — 14 yrs on file
Profile last updated
April 1, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State licenses (2)
Illinois #036142638 · Illinois #125061878

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124375274. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,471
Distinct HCPCS
10
Medicare allowed
$132,693
HCPCS Description Services Patients Avg allowed
77014 Ct guidance for insertion of radiation therapy fields 751 61 $46
77427 Radiation treatment management, 5 treatment sessions 179 46 $201
99213 Established patient office or other outpatient visit, 20-29 minutes 133 100 $69
77300 Calculation of radiation therapy dose 126 36 $34
77334 Design and construction of complex radiation treatment device 48 35 $62
99205 New patient office or other outpatient visit, 60-74 minutes 41 41 $191
77263 Complex radiation therapy planning 40 39 $178
77301 High precision radiation therapy planning 38 35 $434
77338 Design and construction of radiation treatment device for high precision radiation therapy 37 34 $233
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy 32 19 $21

In context: peer comparison

Among 2 peers in this city , average services per provider: 121. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
134
Patients
50
Total drug cost
$4,463
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 59 22 $1,705
Lidocaine Hcl Viscous (Lidocaine Hcl) Brand 44 16 $2,353
Mometasone Furoate Generic 16 12 $390
Lorazepam Generic 15 0 $15

Frequently asked questions

Auto-generated from federal data
What is Dr. Alec Block's medical specialty?
Dr. Alec Block practices Radiation Oncology Physician in Maywood, IL.
Where does Dr. Alec Block practice?
Dr. Alec Block practices at 2160 South First Ave, Maywood, IL 60153. Office phone: 7082162729.
What is Dr. Alec Block's NPI?
Dr. Alec Block's National Provider Identifier (NPI) is 1124375274, issued by NPPES.
Does Dr. Alec Block accept Medicare assignment?
Yes. Dr. Alec Block accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alec Block commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Radiation treatment management, 5 treatment sessions (HCPCS 77427); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.