Boyd Ashdown, MD
NPI 1841260114 · Diagnostic Radiology Physician · Tucson, AZ
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Boyd Ashdown, MD is a Diagnostic Radiology Physician provider in Tucson, AZ (NPI 1841260114).
Provider details
- NPI number
- 1841260114
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 23244 (AZ)
Specialties & taxonomies
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,931 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) |
|---|---|---|
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 405 | $180 |
| Ct Scan Head Or Brain Without Contrast70450 | 340 | $37 |
| Mri Scan of Upper Spinal Canal Without Contrast72141 | 155 | $168 |
| Mri Scan of Brain Before and After Contrast70553 | 97 | $292 |
| Ct Scan of Blood Vessels of Neck With Contrast70498 | 90 | $74 |
| Ct Scan of Blood Vessels of Head With Contrast70496 | 89 | $78 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-26
- Last updated
- 2020-03-24
- Certified
- 2020-03-24
Frequently asked questions
- What is Boyd Ashdown's NPI number?
- Boyd Ashdown's National Provider Identifier (NPI) is 1841260114, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Boyd Ashdown's specialty?
- Boyd Ashdown is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Boyd Ashdown located?
- Boyd Ashdown's practice location on file with NPPES is 677 N Wilmot Rd, Tucson, AZ 85711-2701.
- What is Boyd Ashdown's phone number?
- The practice phone number listed in the NPPES registry for Boyd Ashdown is (520) 795-2889.
- Does Boyd Ashdown accept Medicare?
- Boyd Ashdown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Boyd Ashdown's NPI active?
- Yes — Boyd Ashdown's NPI (1841260114) is active in the NPPES registry as of the last update on 2020-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.