Allison Retzer, MD
NPI 1154738961 · Diagnostic Radiology Physician · Springfield, IL
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allison Retzer, MD is a Diagnostic Radiology Physician provider in Springfield, IL (NPI 1154738961).
Provider details
- NPI number
- 1154738961
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 125.065665 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,574 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) |
|---|---|---|
| Ct Scan of Chest Without Contrast71250 | 319 | $125 |
| 3d Radiographic Procedure76376 | 226 | $24 |
| X-Ray of Chest, 1 View71045 | 100 | $8 |
| Ct Scan of Chest With Contrast71260 | 94 | $146 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 85 | $36 |
| Low Dose Ct Scan of Chest for Lung Cancer Screening71271 | 79 | $129 |
| Screening 3d Breast Mammography |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-07-14
- Last updated
- 2014-07-14
Frequently asked questions
- What is Allison Retzer's NPI number?
- Allison Retzer's National Provider Identifier (NPI) is 1154738961, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Retzer's specialty?
- Allison Retzer is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Allison Retzer located?
- Allison Retzer's practice location on file with NPPES is 701 N 1st Box 101, Springfield, IL 62781-0001.
- What is Allison Retzer's phone number?
- The practice phone number listed in the NPPES registry for Allison Retzer is (217) 757-2387.
- Does Allison Retzer accept Medicare?
- Allison Retzer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allison Retzer's NPI active?
- Yes — Allison Retzer's NPI (1154738961) is active in the NPPES registry as of the last update on 2014-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.