Joel Dennhardt, M.D.
NPI 1942643200 · Diagnostic Radiology Physician · Cedar Rapids, IA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joel Dennhardt, M.D. is a Diagnostic Radiology Physician provider in Cedar Rapids, IA (NPI 1942643200).
Provider details
- NPI number
- 1942643200
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- R‐10023 (IA)
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
13 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
4,696 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) |
|---|---|---|
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 262 | $9 |
| X-Ray of Lower and Sacral Spine, 2-3 Views72100 | 247 | $10 |
| X-Ray of Chest, 1 View71045 | 229 | $8 |
| Ct Scan Head Or Brain Without Contrast70450 | 224 | $37 |
| Screening Mammography77067 | 211 | $33 |
| Screening 3d Breast Mammography77063 | 210 | $26 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-04-16
- Last updated
- 2019-04-23
Frequently asked questions
- What is Joel Dennhardt's NPI number?
- Joel Dennhardt's National Provider Identifier (NPI) is 1942643200, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joel Dennhardt's specialty?
- Joel Dennhardt is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Joel Dennhardt located?
- Joel Dennhardt's practice location on file with NPPES is 1948 1st Ave Ne, Cedar Rapids, IA 52402-5377.
- What is Joel Dennhardt's phone number?
- The practice phone number listed in the NPPES registry for Joel Dennhardt is (319) 364-0121.
- Does Joel Dennhardt accept Medicare?
- Joel Dennhardt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joel Dennhardt's NPI active?
- Yes — Joel Dennhardt's NPI (1942643200) is active in the NPPES registry as of the last update on 2019-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.