Gregory Riffle, MD
NPI 1669474938 · Ophthalmology Physician · Mentor, OH
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Riffle, MD is a Ophthalmology Physician provider in Mentor, OH (NPI 1669474938).
Provider details
- NPI number
- 1669474938
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35-04-2489-R (OH)
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
21 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
1,866 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 Complete Exam of Visual System92014 | 862 | $118 |
| Extended Exam of the Back Part of the Eye With Optic Nerve Drawing92202 | 262 | $15 |
| Exam of Visual Field With Extended Testing92083 | 117 | $59 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 112 | $87 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 92 | $40 |
| Imaging of Retina92134 | 75 | $37 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 425 | 268 |
| Latanoprost | 393 | 92 |
| Timolol Maleate | 105 | 29 |
| Brimonidine Tartrate | 89 | 21 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 51 | 15 |
| Cyclosporinebrand: Restasis | 50 | 21 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 30 | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$93 across 4 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
Registry dates
- Enumerated
- 2005-06-01
- Last updated
- 2024-08-19
- Certified
- 2024-08-19
Frequently asked questions
- What is Gregory Riffle's NPI number?
- Gregory Riffle's National Provider Identifier (NPI) is 1669474938, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Riffle's specialty?
- Gregory Riffle is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Riffle located?
- Gregory Riffle's practice location on file with NPPES is 8140 Norton Pkwy Ste 110, Mentor, OH 44060-6017.
- What is Gregory Riffle's phone number?
- The practice phone number listed in the NPPES registry for Gregory Riffle is (440) 255-1115.
- Does Gregory Riffle accept Medicare?
- Gregory Riffle is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Riffle's NPI active?
- Yes — Gregory Riffle's NPI (1669474938) is active in the NPPES registry as of the last update on 2024-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.