Doctor profile · Federal record

Dr. Sandra Zaky, MD

Radiation Oncology Physician (CMS: Radiation Oncology) · Stanford, CA

  • NPI 1487830741
  • Accepts Medicare
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000

Credentials & registration

NPPES · NUCC
NPI registered
January 2008 — 18 yrs on file
Profile last updated
November 18, 2024
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
California #A133547

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487830741. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,425
Distinct HCPCS
10
Medicare allowed
$836,336
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 663 55 $492
77014 Ct guidance for insertion of radiation therapy fields 637 63 $156
G6002 Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy 560 69 $40
77300 Calculation of radiation therapy dose 239 63 $59
77427 Radiation treatment management, 5 treatment sessions 216 82 $211
77336 Continuing radiation therapy consultation per week 203 75 $116
77334 Design and construction of complex radiation treatment device 140 52 $129
99214 Established patient office or other outpatient visit, 30-39 minutes 126 112 $120
G6012 Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev 125 21 $321
G6013 Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 11-19 mev 110 16 $322

In context: peer comparison

Among 12 peers in Stanford Radiation Oncology Physician, average services per provider: 76. This provider delivers 45× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$104
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
SpringWorks Therapeutics, INC. 1 $47.17
Bioprotect Medical, INC. 1 $41.63
Novocure INC. 1 $14.89

By nature of payment

Food and Beverage
$104

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
104
Patients
29
Total drug cost
$2,376
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 81 29 $1,889
Terazosin Hcl Generic 23 0 $488

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sandra Zaky's medical specialty?
Dr. Sandra Zaky practices Radiation Oncology Physician in Stanford, CA.
Where does Dr. Sandra Zaky practice?
Dr. Sandra Zaky practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Sandra Zaky's NPI?
Dr. Sandra Zaky's National Provider Identifier (NPI) is 1487830741, issued by NPPES.
Does Dr. Sandra Zaky accept Medicare assignment?
Yes. Dr. Sandra Zaky accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sandra Zaky 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); Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy (HCPCS G6002). Source: CMS Medicare Physician & Other Practitioners file.