Michael Horsley, MD
NPI 1871704007 · Ophthalmology Physician · Sun City, AZ
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Horsley, MD is a Ophthalmology Physician provider in Sun City, AZ (NPI 1871704007).
Provider details
- NPI number
- 1871704007
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 44829 (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 tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,675 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) |
|---|---|---|
| Measurement of Corneal Curvature and Depth of Eye92136 | 544 | $27 |
| Insertion of Drug Delivery Implant Into Tear Duct of Eye68841 | 335 | $16 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 311 | $517 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 224 | $170 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 213 | $92 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 1,071 | 834 |
| Latanoprost | 726 | 238 |
| Brimonidine Tartrate | 330 | 100 |
| Timolol Maleate | 292 | 98 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 289 | 85 |
| Dorzolamide Hcl | 170 | 52 |
| Bimatoprostbrand: Lumigan | 152 | 48 |
| Brinzolamide/Brimonidine Tart |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$484 across 27 records (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
Additional practice locations (1)
- 4800 N 22nd St Ste 120Phoenix, AZ 85016-4962Phone: (602) 955-1000Fax: (602) 508-4830
Registry dates
- Enumerated
- 2007-05-28
- Last updated
- 2023-06-15
- Certified
- 2023-06-15
Frequently asked questions
- What is Michael Horsley's NPI number?
- Michael Horsley's National Provider Identifier (NPI) is 1871704007, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Horsley's specialty?
- Michael Horsley is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Horsley located?
- Michael Horsley's practice location on file with NPPES is 10615 W Thunderbird Blvd Ste 100, Sun City, AZ 85351-3018.
- What is Michael Horsley's phone number?
- The practice phone number listed in the NPPES registry for Michael Horsley is (480) 892-8400.
- Does Michael Horsley accept Medicare?
- Michael Horsley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Horsley's NPI active?
- Yes — Michael Horsley's NPI (1871704007) is active in the NPPES registry as of the last update on 2023-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.