Steven Dunnagan, MD
NPI 1801884663 · Diagnostic Radiology Physician · Little Rock, AR
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Dunnagan, MD is a Diagnostic Radiology Physician provider in Little Rock, AR (NPI 1801884663).
Provider details
- NPI number
- 1801884663
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- E2171 (AR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,002 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 862 | $8 |
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 139 | $11 |
| Ct Scan Head Or Brain Without Contrast70450 | 122 | $36 |
| X-Ray of Abdomen, 1 View74018 | 102 | $8 |
| X-Ray of Chest, 2 Views71046 | 96 | $10 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 95 | $79 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$26 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-06
- Last updated
- 2011-12-06
Frequently asked questions
- What is Steven Dunnagan's NPI number?
- Steven Dunnagan's National Provider Identifier (NPI) is 1801884663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Dunnagan's specialty?
- Steven Dunnagan is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Dunnagan located?
- Steven Dunnagan's practice location on file with NPPES is 500 S University Ave, Little Rock, AR 72205-5314.
- What is Steven Dunnagan's phone number?
- The practice phone number listed in the NPPES registry for Steven Dunnagan is (501) 664-3914.
- Does Steven Dunnagan accept Medicare?
- Steven Dunnagan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Dunnagan's NPI active?
- Yes — Steven Dunnagan's NPI (1801884663) is active in the NPPES registry as of the last update on 2011-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.