Doctor profile · Federal record

Dr. Alexander Diaz, MD, PHD

Radiation Oncology Physician (CMS: Radiation Oncology) · Paducah, KY

  • NPI 1962908889
  • Accepts Medicare
  • MIPS 76.8 / 100 · 2023
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
285 Medical Center Dr
Paducah, KY 420037912
(270) 441-4343
Additional location
803 Poplar St
Murray, KY 420712432
(270) 762-1902
fax (270) 762-1905
Mailing address
1404 Garland CT
Murray, KY 420719391

Credentials & registration

NPPES · NUCC
NPI registered
March 2018 — 8 yrs on file
Profile last updated
March 3, 2026
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
Kentucky #58282

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1962908889. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
214
Distinct HCPCS
7
Medicare allowed
$18,998
HCPCS Description Services Patients Avg allowed
77300 Calculation of radiation therapy dose 63 18 $31
77334 Design and construction of complex radiation treatment device 57 17 $57
77427 Radiation treatment management, 5 treatment sessions 33 16 $180
77263 Complex radiation therapy planning 22 21 $159
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 14 13 $78
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $126
99215 Established patient office or other outpatient visit, 40-54 minutes 12 11 $135

In context: peer comparison

Among 2 peers in this city , average services per provider: 27. This provider delivers 7.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$562
Transactions
26
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 4 $89.07
Novartis Pharmaceuticals Corporation 3 $77.84
Janssen Biotech, Inc. 4 $61.47
Takeda Pharmaceuticals U.S.A., Inc. 2 $42.16
Lilly USA, LLC 2 $34.92
Siemens Medical Solutions USA, Inc. 1 $29.26
Coherus Biosciences Inc. 1 $29.24
Stemline Therapeutics Inc. 2 $28.86
Sandoz Inc. 1 $23.79
ABBVIE INC. 1 $22.45
Tempus AI, Inc 1 $22.08
Sumitomo Pharma America, Inc. 1 $18.50
TerSera Therapeutics LLC 1 $17.66
Bayer Healthcare Pharmaceuticals Inc. 1 $17.59
PUMA BIOTECHNOLOGY, INC. 1 $15.97

By nature of payment

Food and Beverage
$562

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13
Patients
0
Total drug cost
$110
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 13 0 $110

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexander Diaz's medical specialty?
Dr. Alexander Diaz practices Radiation Oncology Physician in Paducah, KY.
Where does Dr. Alexander Diaz practice?
Dr. Alexander Diaz practices at 285 Medical Center Dr, Paducah, KY 420037912. Office phone: 2704414343.
What is Dr. Alexander Diaz's NPI?
Dr. Alexander Diaz's National Provider Identifier (NPI) is 1962908889, issued by NPPES.
Does Dr. Alexander Diaz accept Medicare assignment?
Yes. Dr. Alexander Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Diaz commonly perform?
Top Medicare-reported procedures in 2023: Calculation of radiation therapy dose (HCPCS 77300); Design and construction of complex radiation treatment device (HCPCS 77334); Radiation treatment management, 5 treatment sessions (HCPCS 77427). Source: CMS Medicare Physician & Other Practitioners file.