Jason Grennan, MD
NPI 1457313314 · Diagnostic Radiology Physician · Omaha, NE
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jason Grennan, MD is a Diagnostic Radiology Physician provider in Omaha, NE (NPI 1457313314).
Provider details
- NPI number
- 1457313314
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 9563A (WY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
3,892 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 491 | $8 |
| X-Ray of Chest, 2 Views71046 | 369 | $35 |
| Ct Scan Head Or Brain Without Contrast70450 | 351 | $36 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 188 | $79 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 149 | $114 |
| X-Ray of Chest, 2 Views71046 | 147 | $10 |
| Ct Scan of Upper Spine Without Contrast |
Practice location
Mailing address
Additional practice locations (3)
- 6000 Hospital DrHannibal, MO 63401-6887Phone: (573) 482-5301Fax: (573) 248-5302
- 1 Burdick Expy WMinot, ND 58701-4406Phone: (701) 857-5000
- 2305 37th Ave SwMinot, ND 58701-7669Phone: (701) 857-5000
Registry dates
- Enumerated
- 2006-04-05
- Last updated
- 2025-09-23
- Certified
- 2025-09-23
Frequently asked questions
- What is Jason Grennan's NPI number?
- Jason Grennan's National Provider Identifier (NPI) is 1457313314, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jason Grennan's specialty?
- Jason Grennan is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Jason Grennan located?
- Jason Grennan's practice location on file with NPPES is 17310 Wright St Ste 103, Omaha, NE 68130-2405.
- What is Jason Grennan's phone number?
- The practice phone number listed in the NPPES registry for Jason Grennan is (833) 228-6889.
- Does Jason Grennan accept Medicare?
- Jason Grennan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jason Grennan's NPI active?
- Yes — Jason Grennan's NPI (1457313314) is active in the NPPES registry as of the last update on 2025-09-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.