Doctor profile · Federal record

Dr. Frederick Willison, MD

Radiation Oncology Physician (CMS: Radiation Oncology) · Radiation Oncology Physician · Tulsa, OK

  • NPI 1932177011
  • Accepts Medicare
  • MIPS 89.6 / 100 · 2023
  • 37 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1923 S Utica Ave
Tulsa, OK 741046520
(918) 744-2345

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State licenses (2)
Oklahoma #20141 · Virginia #0101052684

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932177011. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,061
Distinct HCPCS
10
Medicare allowed
$143,190
HCPCS Description Services Patients Avg allowed
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy 662 38 $20
77014 Ct guidance for insertion of radiation therapy fields 400 27 $43
77300 Calculation of radiation therapy dose 374 44 $32
77427 Radiation treatment management, 5 treatment sessions 217 46 $183
77334 Design and construction of complex radiation treatment device 114 43 $58
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 59 41 $76
77301 High precision radiation therapy planning 54 31 $403
77338 Design and construction of radiation treatment device for high precision radiation therapy 49 29 $218
77263 Complex radiation therapy planning 37 33 $141
99205 New patient office or other outpatient visit, 60-74 minutes 32 32 $173

In context: peer comparison

Among 5 peers in Tulsa Radiation Oncology Physician, average services per provider: 164. This provider delivers 13× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Frederick Willison's medical specialty?
Dr. Frederick Willison practices Radiation Oncology Physician in Tulsa, OK.
Where does Dr. Frederick Willison practice?
Dr. Frederick Willison practices at 1923 S Utica Ave, Tulsa, OK 741046520. Office phone: 9187442345.
What is Dr. Frederick Willison's NPI?
Dr. Frederick Willison's National Provider Identifier (NPI) is 1932177011, issued by NPPES.
Does Dr. Frederick Willison accept Medicare assignment?
Yes. Dr. Frederick Willison accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Frederick Willison commonly perform?
Top Medicare-reported procedures in 2023: Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy (HCPCS G6002); Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Calculation of radiation therapy dose (HCPCS 77300). Source: CMS Medicare Physician & Other Practitioners file.