Michael Riding
NPI 1821643974 · Physician Assistant · Mesa, AZ
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Riding is a Physician Assistant provider in Mesa, AZ (NPI 1821643974).
Provider details
- NPI number
- 1821643974
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
6 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,184 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 596 | $105 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 529 | $13 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 332 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 307 | $13 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 241 | $8 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 117 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 384 | 112 |
| Atorvastatin Calcium | 364 | 119 |
| Losartan Potassium | 253 | 80 |
| Lisinopril | 245 | 79 |
| Amlodipine Besylate | 233 | 75 |
| Rosuvastatin Calcium | 201 | 68 |
| Omeprazole |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20 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
- 2019-08-06
- Last updated
- 2024-06-06
- Certified
- 2024-06-06
Frequently asked questions
- What is Michael Riding's NPI number?
- Michael Riding's National Provider Identifier (NPI) is 1821643974, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Riding's specialty?
- Michael Riding is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michael Riding located?
- Michael Riding's practice location on file with NPPES is 6242 E Arbor Ave # 1, Mesa, AZ 85206-1309.
- What is Michael Riding's phone number?
- The practice phone number listed in the NPPES registry for Michael Riding is (602) 755-0800.
- Does Michael Riding accept Medicare?
- Michael Riding is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Riding's NPI active?
- Yes — Michael Riding's NPI (1821643974) is active in the NPPES registry as of the last update on 2024-06-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.