Doctor profile · Federal record

Dr. Charles Stewart, M.D. PH.D.

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

  • NPI 1043243884
  • Accepts Medicare
  • MIPS 91.2 / 100 · 2023
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
11212 E 48Th St
Tulsa, OK 741465824
(918) 497-3715
fax (918) 884-7282

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
October 28, 2020
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
Oklahoma #24962
Medicaid
OK #200202310A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043243884. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,428
Distinct HCPCS
10
Medicare allowed
$304,128
HCPCS Description Services Patients Avg allowed
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy 729 74 $20
77300 Calculation of radiation therapy dose 544 115 $32
77427 Radiation treatment management, 5 treatment sessions 491 173 $184
77014 Ct guidance for insertion of radiation therapy fields 488 71 $43
77334 Design and construction of complex radiation treatment device 369 145 $58
77263 Complex radiation therapy planning 131 124 $162
99205 New patient office or other outpatient visit, 60-74 minutes 112 112 $174
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 81 61 $80
77338 Design and construction of radiation treatment device for high precision radiation therapy 73 64 $218
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area 72 60 $37

In context: peer comparison

Among 5 peers in Tulsa Radiation Oncology Physician, average services per provider: 164. This provider delivers 21× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$50
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 2 $42.97
Intuitive Surgical, INC. 1 $6.56

By nature of payment

Food and Beverage
$50

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
152
Patients
77
Total drug cost
$6,747
Drug Type Claims Patients Total cost
Pentoxifylline Generic 80 52 $3,752
Gabapentin Generic 23 14 $1,365
Pantoprazole Sodium Generic 21 11 $266
Oxycodone Hcl Generic 16 0 $786
Dexamethasone Generic 12 0 $578

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Stewart's medical specialty?
Dr. Charles Stewart practices Radiation Oncology Physician in Tulsa, OK.
Where does Dr. Charles Stewart practice?
Dr. Charles Stewart practices at 11212 E 48Th St, Tulsa, OK 741465824. Office phone: 9184973715.
What is Dr. Charles Stewart's NPI?
Dr. Charles Stewart's National Provider Identifier (NPI) is 1043243884, issued by NPPES.
Does Dr. Charles Stewart accept Medicare assignment?
Yes. Dr. Charles Stewart accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Stewart 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); Calculation of radiation therapy dose (HCPCS 77300); Radiation treatment management, 5 treatment sessions (HCPCS 77427). Source: CMS Medicare Physician & Other Practitioners file.