Ron Ayanzen, M.D.
NPI 1013901586 · Diagnostic Radiology Physician · Scottsdale, AZ
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ron Ayanzen, M.D. is a Diagnostic Radiology Physician provider in Scottsdale, AZ (NPI 1013901586).
Provider details
- NPI number
- 1013901586
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25913 (AZ)
Specialties & taxonomies
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
2,929 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) |
|---|---|---|
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 763 | $80 |
| Mri Scan of Brain Without Contrast70551 | 588 | $83 |
| Mri Scan of Upper Spinal Canal Without Contrast72141 | 299 | $77 |
| Mri Scan of Blood Vessels of Head Without Contrast70544 | 195 | $69 |
| Mri Scan of Brain Before and After Contrast70553 | 144 | $127 |
| Mri Scan of Blood Vessels of Neck Without Contrast70547 | 111 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$19 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
- 2005-09-09
- Last updated
- 2022-08-24
- Certified
- 2022-08-24
Frequently asked questions
- What is Ron Ayanzen's NPI number?
- Ron Ayanzen's National Provider Identifier (NPI) is 1013901586, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ron Ayanzen's specialty?
- Ron Ayanzen is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ron Ayanzen located?
- Ron Ayanzen's practice location on file with NPPES is 8100 E Camelback Rd, Scottsdale, AZ 85251-2773.
- What is Ron Ayanzen's phone number?
- The practice phone number listed in the NPPES registry for Ron Ayanzen is (480) 269-2727.
- Does Ron Ayanzen accept Medicare?
- Ron Ayanzen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ron Ayanzen's NPI active?
- Yes — Ron Ayanzen's NPI (1013901586) is active in the NPPES registry as of the last update on 2022-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.