John C. Gross, M.D.
Ophthalmology Physician · Ashland, KY
John C. Gross, M.D. is an ophthalmology physician with a practice address in Ashland, Kentucky, and NPI 1245209550, issued on Mar 17, 2006. Check the license (Kentucky 28089, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- John C. Gross
- Credential
- M.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- 28089 KY
Self-reported in NPPES; status is on the state search - Practice location
- 2841 Lexington Ave, Ashland, KY 41101
- Phone
- (606) 324-2451
- Enumerated
- Mar 17, 2006
- Record last updated
- Jan 7, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (606) 324-7123
- Medicaid IDs
- 0160061 OH
64280894 KY - Medicare enrollment
- Enrolled (PECOS I20140225001651); accepts Medicare assignment
- Medical or professional school
- University Of Kentucky College Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 239 in Kentucky → Look up another NPI →
Also registered at 2841 Lexington Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kimberly Epling, ODOptometrist1073616355
- Joshua Gross, M.D.Ophthalmology Physician1144649914
- Carter Gussler, MDOphthalmology Physician1215905393
- Cody Williams, DOOphthalmology Physician1376003145
Verify John C. Gross in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKentucky Board of Medical Licensure
Search for license 28089Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average ophthalmology physician in 2024
726 Medicare Part D claims for 171 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 38% of claims.
Most prescribed
- Latanoprost144 claims
- Timolol Maleate67 claims
- Prednisolone Acetate58 claims
- Brimonidine Tartrate54 claims
- Fluorometholone41 claims
- Dorzolamide Hcl32 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 71.7 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $476.51
18 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Tri-State Ophthalmology Associates PscPortsmouth, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John C. Gross among 239 ophthalmology physician records in Kentucky
John C. Gross, M.D. is one of 239 ophthalmology physician records with a practice address in Kentucky. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 26% of them.
- NPI issued2006 · 26% of these records are older, 45% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1990 · median 2001 among the 157 with a school on file
- Record last updated2014 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Kentucky
There are 239 ophthalmology physician records in Kentucky.
All 239 in Kentucky → Every provider in Ashland → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Joshua Gross, M.D.Ashland, KY 411011144649914
- Carter Gussler, MDAshland, KY 411011215905393
- Maurice Oakley, M.D.Ashland, KY 411011699843862
- Mary Reams, MDAshland, KY 411011124011341
- Cody Williams, DOAshland, KY 411011376003145
- Jerry Conners, M.D.Fort Thomas, KY 410751689757502
- Stephen Meyers, MDFort Thomas, KY 410751598983751
- Richard Abrahamson, MDNewport, KY 410711598747792
Common questions
What is John C. Gross, M.D.'s NPI number?
John C. Gross, M.D.'s National Provider Identifier (NPI) is 1245209550, issued on Mar 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John C. Gross, M.D. located?
The NPPES record lists a practice address at 2841 Lexington Ave, Ashland, KY, 41101. Phone: (606) 324-2451. Providers update this record themselves, so call before visiting.
How can I verify John C. Gross, M.D.'s license?
NPPES lists Kentucky license number 28089, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John C. Gross, M.D. prescribe under Medicare Part D?
In 2024, John C. Gross, M.D. had 726 Medicare Part D claims for 171 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
What is John C. Gross, M.D.'s MIPS final score?
The 2023 MIPS final score is 71.7 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.