Doctor profile · Federal record

Dr. Boryana Eastman, M.D., PH.D.

Radiation Oncology Physician (CMS: Radiation Oncology) · Student in an Organized Health Care Education/Training Program · Lancaster, CA

  • NPI 1316301948
  • Accepts Medicare
  • MIPS 91.9 / 100 · 2023
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
44151 15Th St W Ste 101
Lancaster, CA 935344079
(661) 902-5600
fax (661) 951-0686
Mailing address
Po Box 512185
Los Angeles, CA 900510185

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
July 14, 2021
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
California #A173254

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316301948. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,804
Distinct HCPCS
10
Medicare allowed
$732,863
HCPCS Description Services Patients Avg allowed
G6015 Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session 590 67 $421
77014 Ct guidance for insertion of radiation therapy fields 582 66 $137
G6013 Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 11-19 mev 240 30 $278
77300 Calculation of radiation therapy dose 221 54 $74
77336 Continuing radiation therapy consultation per week 176 70 $100
77334 Design and construction of complex radiation treatment device 172 67 $141
77427 Radiation treatment management, 5 treatment sessions 168 61 $205
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy 101 14 $86
G6012 Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev 81 18 $278
77263 Complex radiation therapy planning 65 63 $180

In context: peer comparison

Among 2 peers in Lancaster Radiation Oncology Physician, average services per provider: 138. This provider delivers 20× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
157
Patients
18
Total drug cost
$5,856
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 75 18 $1,197
Gabapentin Generic 21 0 $344
Lidocaine Generic 18 0 $3,165
Dexamethasone Generic 17 0 $353
Betamethasone Valerate Generic 13 0 $509
Ondansetron Hcl Generic 13 0 $287

Frequently asked questions

Auto-generated from federal data
What is Dr. Boryana Eastman's medical specialty?
Dr. Boryana Eastman practices Radiation Oncology Physician in Lancaster, CA.
Where does Dr. Boryana Eastman practice?
Dr. Boryana Eastman practices at 44151 15Th St W Ste 101, Lancaster, CA 935344079. Office phone: 6619025600.
What is Dr. Boryana Eastman's NPI?
Dr. Boryana Eastman's National Provider Identifier (NPI) is 1316301948, issued by NPPES.
Does Dr. Boryana Eastman accept Medicare assignment?
Yes. Dr. Boryana Eastman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Boryana Eastman commonly perform?
Top Medicare-reported procedures in 2023: Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc (HCPCS G6015); Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 11-19 mev (HCPCS G6013). Source: CMS Medicare Physician & Other Practitioners file.