Orion Ayer, M.D.
NPI 1093786634 · Ophthalmology Physician · St Petersburg, FL
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Orion Ayer, M.D. is a Ophthalmology Physician provider in St Petersburg, FL (NPI 1093786634).
Provider details
- NPI number
- 1093786634
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- ME34930 (FL)
Specialties & taxonomies
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
1,085 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) |
|---|---|---|
| Established Patient Problem Focused Exam of Visual System92012 | 436 | $84 |
| Imaging of Retina92134 | 304 | $38 |
| Photography of the Retina92250 | 106 | $34 |
| Injection of Drug Into Eye67028 | 98 | $108 |
| 2d Ultrasound Scan of Eye Tissue and Structures76512 | 36 | $44 |
| Established Patient Complete Exam of Visual System92014 | 30 | $119 |
| Exam of Retinal Blood Vessels Using a Special Camera After Injection of a Dye |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Brimonidine Tartrate | 93 | 16 |
| Ketorolac Tromethamine | 48 | 15 |
| Latanoprost | 42 | — |
| Prednisolone Acetate | 27 | — |
| Erythromycin Basebrand: Erythromycin | 19 | — |
| Loteprednol Etabonate | 17 | — |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 16 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-31
- Last updated
- 2014-04-09
Frequently asked questions
- What is Orion Ayer's NPI number?
- Orion Ayer's National Provider Identifier (NPI) is 1093786634, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Orion Ayer's specialty?
- Orion Ayer is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Orion Ayer located?
- Orion Ayer's practice location on file with NPPES is 1955 1st Ave N, St Petersburg, FL 33713-8941.
- What is Orion Ayer's phone number?
- The practice phone number listed in the NPPES registry for Orion Ayer is (727) 894-3937.
- Does Orion Ayer accept Medicare?
- Orion Ayer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Orion Ayer's NPI active?
- Yes — Orion Ayer's NPI (1093786634) is active in the NPPES registry as of the last update on 2014-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.