Doctor profile · Federal record

Dr. Katherine Castle, M.D.

Radiation Oncology Physician (CMS: Radiation Oncology) · Nashville, TN

  • NPI 1336561539
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2004 Hayes St Ste 350
Nashville, TN 372032650
(615) 312-3333
fax (615) 320-7091
Mailing address
2004 Hayes St Ste 800
Nashville, TN 372032659

Credentials & registration

NPPES · NUCC
NPI registered
January 2014 — 12 yrs on file
Profile last updated
July 24, 2025
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
Tennessee #74568

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336561539. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
667
Distinct HCPCS
10
Medicare allowed
$60,368
HCPCS Description Services Patients Avg allowed
77014 Ct guidance for insertion of radiation therapy fields 192 46 $54
77427 Radiation treatment management, 5 treatment sessions 89 27 $182
77300 Calculation of radiation therapy dose 77 23 $39
77334 Design and construction of complex radiation treatment device 71 25 $69
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 67 29 $31
99214 Established patient office or other outpatient visit, 30-39 minutes 33 28 $120
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area 31 22 $56
99205 New patient office or other outpatient visit, 60-74 minutes 30 30 $208
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 25 23 $116
77263 Complex radiation therapy planning 24 24 $162

In context: peer comparison

Among 12 peers in Nashville Radiation Oncology Physician, average services per provider: 115. This provider delivers 5.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
31
Patients
19
Total drug cost
$908
Drug Type Claims Patients Total cost
Mometasone Furoate Generic 31 19 $908

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Castle's medical specialty?
Dr. Katherine Castle practices Radiation Oncology Physician in Nashville, TN.
Where does Dr. Katherine Castle practice?
Dr. Katherine Castle practices at 2004 Hayes St Ste 350, Nashville, TN 372032650. Office phone: 6153123333.
What is Dr. Katherine Castle's NPI?
Dr. Katherine Castle's National Provider Identifier (NPI) is 1336561539, issued by NPPES.
Does Dr. Katherine Castle accept Medicare assignment?
Yes. Dr. Katherine Castle accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Castle 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); Calculation of radiation therapy dose (HCPCS 77300). Source: CMS Medicare Physician & Other Practitioners file.