Doctor profile · Federal record

Dr. Erin Cook Grady, MD

Nuclear Radiology Physician (CMS: Nuclear Medicine) · Internal Medicine Physician · Nuclear Medicine Physician · Nuclear Medicine Physician · Nuclear Medicine Physician · Nuclear Medicine Physician · Nuclear Cardiology Physician · Nuclear Imaging & Therapy Physician · Stanford, CA

  • NPI 1396945937
  • Accepts Medicare
  • 19 yrs in practice
  • Licensed in 6 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000
Additional location
4755 Ogletown Stanton RD, Nuclear Medicine
Newark, DE 197182200
(302) 733-1540
Additional location
1365 Clifton RD Ne
Atlanta, GA 303222200
(404) 778-5000

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
April 5, 2024
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
2085N0904X — NUCC code
State licenses (6)
California #C178489 · Oklahoma #25835 · Pennsylvania #MD451352 · Illinois #125054015 · Georgia #079348 · Delaware #C1-0009723

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396945937. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,851
Distinct HCPCS
10
Medicare allowed
$137,811
HCPCS Description Services Patients Avg allowed
77080 Dxa bone density measurement of hip, pelvis, spine 543 543 $11
78815 Nuclear medicine study from skull base to mid-thigh with ct scan 390 362 $131
78815 Nuclear medicine study from skull base to mid-thigh with ct scan 168 156 $131
78816 Nuclear medicine study whole body with ct scan 133 122 $132
77080 Dxa bone density measurement of hip, pelvis, spine 110 110 $11
78452 Nuclear medicine studies of heart muscle at rest and with stress and spect 95 95 $88
78830 Nuclear medicine study, spect imaging with concurrent ct scan, 1 area or single acquisition, single day imaging 80 78 $78
78816 Nuclear medicine study whole body with ct scan 63 61 $132
79101 Radioactive drug therapy through a vein 55 45 $109
77300 Calculation of radiation therapy dose 51 45 $39

In context: peer comparison

Among 6 peers in Stanford Nuclear Radiology Physician, average services per provider: 78. This provider delivers 24× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Erin Cook Grady's medical specialty?
Dr. Erin Cook Grady practices Nuclear Radiology Physician in Stanford, CA.
Where does Dr. Erin Cook Grady practice?
Dr. Erin Cook Grady practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Erin Cook Grady's NPI?
Dr. Erin Cook Grady's National Provider Identifier (NPI) is 1396945937, issued by NPPES.
Does Dr. Erin Cook Grady accept Medicare assignment?
Yes. Dr. Erin Cook Grady accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Erin Cook Grady commonly perform?
Top Medicare-reported procedures in 2023: Dxa bone density measurement of hip, pelvis, spine (HCPCS 77080); Nuclear medicine study from skull base to mid-thigh with ct scan (HCPCS 78815); Nuclear medicine study from skull base to mid-thigh with ct scan (HCPCS 78815). Source: CMS Medicare Physician & Other Practitioners file.