DR. GRAYSON W HOOPER D.O.
NPI 1194045203
Radiology - Diagnostic Radiology in Apo, AE
About Dr. Grayson W Hooper D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GRAYSON W HOOPER D.O. (NPI 1194045203) is an individual diagnostic radiology provider in Apo, AE, licensed in Hawaii (DOS-1420) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS, is affiliated with Mary Washington Hospital, and is a graduate of West Virginia University School Of Medicine (2010).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Grayson W Hooper D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mary Washington Hospital
Acute Care Hospitals · Fredericksburg, VAStafford Hospital, LLC
Acute Care Hospitals · Stafford, VAOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
APO, AE 09180
APO, AE 09180
APO, AE 09180
APO, AE 09180
APO, AE 09180
APO, AE 09180
APO, AE 09180
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Grayson Hooper's NPI number?
The NPI number for Grayson Hooper is 1194045203. It was assigned to this individual provider in the NPPES registry on June 11, 2010.
Where is Grayson Hooper located?
Grayson Hooper practices at Landstuhl Regional Medical Center Unit 33100, Apo, AE 09180. The listed phone number is (314) 590-7815.
What is Grayson Hooper's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Grayson Hooper enrolled in Medicare?
Yes. Grayson Hooper is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Is Grayson Hooper affiliated with any hospitals?
According to CMS data, Grayson Hooper is affiliated with Mary Washington Hospital and Stafford Hospital, LLC.
When was this NPI record last updated?
The NPPES record for Grayson Hooper was last updated on February 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Grayson W Hooper, D.O. · NPI 1194045203
Diagnostic Radiology physician in Apo, AE. Individual provider, active in the CMS NPPES registry since June 11, 2010.
## Identity
- **NPI:** 1194045203 (Entity type: Individual)
- **Enumerated:** June 11, 2010
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** DOS-1420 (Hawaii)
- **Sole proprietor:** No
## Practice location
- **Address:** LANDSTUHL REGIONAL MEDICAL CENTER, UNIT 33100, Apo, AE 09180-3100
- **Phone:** (314) 590-7815
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** West Virginia University School Of Medicine, class of 2010
## Record status
- **NPPES last updated:** February 19, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1194045203) · Data from the CMS NPPES public registry.