John Gross, M.D.
NPI 1245209550 · Ophthalmology Physician · Ashland, KY
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Gross, M.D. is a Ophthalmology Physician provider in Ashland, KY (NPI 1245209550).
Provider details
- NPI number
- 1245209550
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 28089 (KY)
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
1,380 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 | 250 | $36 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 244 | $449 |
| Established Patient Complete Exam of Visual System92014 | 139 | $114 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 123 | $84 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 114 | $119 |
| Imaging of Retina92134 | 89 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 144 | 48 |
| Timolol Maleate | 67 | 22 |
| Prednisolone Acetate | 58 | 31 |
| Brimonidine Tartrate | 54 | 14 |
| Fluorometholone | 41 | 20 |
| Dorzolamide Hcl | 32 | — |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 32 | — |
| Cyclosporinebrand: Restasis |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$477 across 18 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
- 2006-03-17
- Last updated
- 2014-01-07
Frequently asked questions
- What is John Gross's NPI number?
- John Gross's National Provider Identifier (NPI) is 1245209550, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Gross's specialty?
- John Gross is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is John Gross located?
- John Gross's practice location on file with NPPES is 2841 Lexington Ave, Ashland, KY 41101-3009.
- What is John Gross's phone number?
- The practice phone number listed in the NPPES registry for John Gross is (606) 324-2451.
- Does John Gross accept Medicare?
- John Gross is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Gross's NPI active?
- Yes — John Gross's NPI (1245209550) is active in the NPPES registry as of the last update on 2014-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.