Jason Edward Grennan, MD
Diagnostic Radiology Physician · Omaha, NE
Jason Edward Grennan, MD is a diagnostic radiology physician with a practice address in Omaha, Nebraska, and NPI 1457313314, issued on Apr 5, 2006. Check the license (Nebraska 22159, as entered in NPPES) on the Nebraska Board of Medicine and Surgery; the Medicare figures below come from public CMS files.
- Name
- Jason Edward Grennan
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License numbers
- 22159 NE
M9390 ID
2005019089 MO
15088 ND
9563A WY
Self-reported in NPPES; status is on the state search - Practice location
- 17310 Wright St Ste 103, Omaha, NE 68130
- Phone
- (833) 228-6889
- Enumerated
- Apr 5, 2006
- Record last updated
- Sep 23, 2025
- Fax
- (877) 853-0376
- Medicare enrollment
- Enrolled (PECOS I20220209002333); may accept Medicare assignment
- Medical or professional school
- University Of Nebraska College Of Medicine, 1999
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 245 in Nebraska → Look up another NPI →
Also registered at 17310 Wright St Ste 103
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eugene Chung, M.D.Diagnostic Radiology Physician1528030525
- Timothy Conner, M.D.Diagnostic Radiology Physician1750385357
- Geoffrey Fey, M.D.Diagnostic Radiology Physician1053415364
- Monjari Gillian, M.D.Diagnostic Radiology Physician1265533665
- David Henley, MDDiagnostic Radiology Physician1770518128
- Jonathan Jaksha, MDDiagnostic Radiology Physician1871555649
Verify Jason Edward Grennan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNebraska Board of Medicine and Surgery
Search for license 22159Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 16+ group practices
- Allen Memorial Hospital CorporationOmaha, NE
- Avera MckennanOmaha, NE
- Big Horn Health NetworkSheridan, WY
- Central Kentucky Radiology PLLCOmaha, NE
- Chickasaw Nation Division OF HealthAda, OK
- Diagnostic Radiology PCOmaha, NE
- East Georgia Radiology LLCAshland, NE
- East Memphis Pet Imaging LLCOmaha, NE
- Gibson Community Hospital AssociationGibson City, IL
- Grand Island Radiology Associates PCOmaha, NE
- Great Plains Radiology LLCOmaha, NE
- Hannibal Regional Healthcare System IncOmaha, NE
- Lima Radiological AssociatesOmaha, NE
- Mcfarland Clinic PCOmaha, NE
- Memorial Hospital OF Sheridan CountySheridan, WY
- Plains Radiology Services LLCOmaha, NE
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jason Edward Grennan among 245 diagnostic radiology physician records in Nebraska
Jason Edward Grennan, MD is one of 245 diagnostic radiology physician records with a practice address in Nebraska. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 44% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1999 · median 2002 among the 171 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Nebraska practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in Nebraska
There are 245 diagnostic radiology physician records in Nebraska.
All 245 in Nebraska → Every provider in Omaha → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Eugene Chung, M.D.Omaha, NE 681301528030525
- Timothy Conner, M.D.Omaha, NE 681301750385357
- John Haggstrom, MDOmaha, NE 681301710923826
- Patricia Helke, MDOmaha, NE 681301124058607
- David Henley, MDOmaha, NE 681301770518128
- Jonathan Jaksha, MDOmaha, NE 681301871555649
- David Lin, M.D.Omaha, NE 681301851326557
- Patrick Mahoney, MDOmaha, NE 681301073559183
Common questions
What is Jason Edward Grennan, MD's NPI number?
Jason Edward Grennan, MD's National Provider Identifier (NPI) is 1457313314, issued on Apr 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jason Edward Grennan, MD located?
The NPPES record lists a practice address at 17310 Wright St Ste 103, Omaha, NE, 68130. Phone: (833) 228-6889. Providers update this record themselves, so call before visiting.
How can I verify Jason Edward Grennan, MD's license?
NPPES lists Nebraska license number 22159, as entered by the provider. Search the Nebraska Board of Medicine and Surgery at https://www.nebraska.gov/LISSearch/search.cgi. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.