Doctor profile · Federal record

Dr. Theodore Masek, MD

Radiation Oncology Physician (CMS: Radiation Oncology) · Palm Desert, CA

  • NPI 1720073935
  • Accepts Medicare
  • 45 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
77840 Flora RD
Palm Desert, CA 922114109
(760) 200-8777
fax (760) 200-8877
Mailing address
2234 Colonial Blvd
Fort Myers, FL 339071412

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
August 7, 2008
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
California #A39531
Medicaid
CA #00A395310

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720073935. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,410
Distinct HCPCS
10
Medicare allowed
$388,499
HCPCS Description Services Patients Avg allowed
77014 Ct guidance for insertion of radiation therapy fields 1,843 239 $127
G6015 Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session 238 91 $387
77427 Radiation treatment management, 5 treatment sessions 95 65 $194
77336 Continuing radiation therapy consultation per week 60 38 $91
99205 New patient office or other outpatient visit, 60-74 minutes 32 32 $223
77263 Complex radiation therapy planning 22 22 $171
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 21 21 $483
76965 Ultrasonic guidance for administration of radiation therapy 16 16 $68
77332 Design and construction of simple radiation treatment device 16 16 $25
77778 Complex application of radiation source 16 16 $473

In context: peer comparison

Among 2 peers in Palm Desert Radiation Oncology Physician, average services per provider: 194. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$41
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 1 $26.80
Sumitomo Pharma America, INC. 1 $13.88

By nature of payment

Food and Beverage
$41

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
128
Patients
80
Total drug cost
$3,590
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 92 46 $3,159
Ciprofloxacin Hcl Generic 23 23 $71
Bicalutamide Generic 13 11 $359

Frequently asked questions

Auto-generated from federal data
What is Dr. Theodore Masek's medical specialty?
Dr. Theodore Masek practices Radiation Oncology Physician in Palm Desert, CA.
Where does Dr. Theodore Masek practice?
Dr. Theodore Masek practices at 77840 Flora RD, Palm Desert, CA 922114109. Office phone: 7602008777.
What is Dr. Theodore Masek's NPI?
Dr. Theodore Masek's National Provider Identifier (NPI) is 1720073935, issued by NPPES.
Does Dr. Theodore Masek accept Medicare assignment?
Yes. Dr. Theodore Masek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Theodore Masek commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc (HCPCS G6015); Radiation treatment management, 5 treatment sessions (HCPCS 77427). Source: CMS Medicare Physician & Other Practitioners file.