Dr. James R. Knowles
- Gender: Male
- Experience: 37 years
- Graduated from: Mayo Medical School
- Graduation year: 1984
- Sole propriator: No
- NPI: 1053306001
Dr. James R. Knowles M.D.
Ophthalmologist
He is located at 4235 Indian Ripple Road Ste 100 in Beavercreek, OH 45440. Can help patients with the following: Binocular Dysfunction (BVD), Corneal Ulcer, Double Vision, Eye Floaters, Optic Neuritis, Scleritis. His National Provider Identifier (NPI) number is 1053306001. Appointment can be made via the phone number (937) 427-2020. He is affiliated with 1 practices.
Conditions treated
Dr. James Roy Knowles, being an ophthalmologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. James R. Knowles.
- Astigmatism
- Binocular Dysfunction (BVD)
- Blepharitis
- Blindness
- Cataracts
- Chalazion
- Color Blindness
- Corneal Disease
- Corneal Ulcer
- Crossed Eyes
- Diabetic Retinopathy
- Double Vision
- Dry Eyes
- Esotropia
- Exotropia
- Eye Floaters
- Eye Strain
- Farsightedness
- Glaucoma
- Herpes of the Eye
- Hypertropia
- Keratitis
- Keratoconus
- LASIK
- Lazy Eye
- Macular Degeneration
- Nearsightedness
- Oculomotor Dysfunction
- Optic Neuritis
- Pink Eye
- Presbyopia
- Retinal Detachment
- Retinitis Pigmentosa (RP)
- Scleritis
- Sty
- Subconjunctival Hemorrhage
- Tunnel Vision
- Usher Syndrome
- Uveitis
Procedures Performed by Dr. James R. Knowles
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. James R. Knowles as in-network for the following 2026 plans.
Health plans
Anthem Blue Cross and Blue Shield
Network data as of Sep 10, 2026, as reported by the insurer.
Show all 11 plans from Anthem Blue Cross and Blue Shield
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Anthem Bronze Pathway 10600 ($0 Virtual PCP + $0 Select Drugs) | HMO · Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway 10600 Adult Dental/Vision ($0 Virtual PCP + $0 Select Drugs) | HMO · Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway 7500 Standard ($0 Virtual PCP + $0 Select Drugs) | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Pathway 8500 for HSA | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Gold Pathway 2000 Standard ($0 Virtual PCP + $0 Select Drugs) | HMO · Gold | Participating | Accepting new patients |
| Anthem Heart Healthy Bronze Pathway 6000 ($0 Virtual PCP + $0 Select Drugs) | HMO · Expanded Bronze | Participating | Accepting new patients |
| Anthem Heart Healthy Silver Pathway 5000 ($0 Virtual PCP + $0 Select Drugs) | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway 4000 ($0 Virtual PCP + $0 Select Drugs) | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway 4000 Adult Dental/Vision ($0 Virtual PCP + $0 Select Drugs) | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway 5500 for HSA | HMO · Silver | Participating | Accepting new patients |
| Anthem Silver Pathway 6000 Standard ($0 Virtual PCP + $0 Select Drugs) | HMO · Silver | Participating | Accepting new patients |
CareSource
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 21 plans from CareSource
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Bronze 7500 $25 Generic Drugs | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze 7500 $25 Generic Drugs + Adult Vision & Fitness | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Core Gold 1500 $10 Generic Drugs | HMO · Gold | Preferred | Accepting new patients |
| Core Gold 1500 $10 Generic Drugs + Adult Vision & Fitness | HMO · Gold | Preferred | Accepting new patients |
| Diabetes Gold 3000 $0 Chronic Care Drugs & Services | HMO · Gold | Preferred | Accepting new patients |
| Diabetes Gold 3000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Gold | Preferred | Accepting new patients |
| Diabetes Silver 5000 $0 Chronic Care Drugs & Services | HMO · Silver | Preferred | Accepting new patients |
| Diabetes Silver 5000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Silver | Preferred | Accepting new patients |
| Gold 2000 $15 Generic Drugs | HMO · Gold | Preferred | Accepting new patients |
| Gold 2000 $15 Generic Drugs + Adult Vision & Fitness | HMO · Gold | Preferred | Accepting new patients |
| HDHP Preventive Silver 5500 $0 Chronic Care Drugs | HMO · Silver | Preferred | Accepting new patients |
| Healthy Heart Gold 3000 $0 Chronic Care Drugs & Services | HMO · Gold | Preferred | Accepting new patients |
| Healthy Heart Gold 3000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Gold | Preferred | Accepting new patients |
| Healthy Heart Silver 5000 $0 Chronic Care Drugs & Services | HMO · Silver | Preferred | Accepting new patients |
| Healthy Heart Silver 5000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Silver | Preferred | Accepting new patients |
| Low Premium Bronze 10600 $25 Generic Drugs | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Low Premium Bronze 10600 $25 Generic Drugs + Adult Vision & Fitness | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Low Premium Silver 6200 $3 Generic Drugs | HMO · Silver | Preferred | Accepting new patients |
| Low Premium Silver 6200 $3 Generic Drugs + Adult Vision & Fitness | HMO · Silver | Preferred | Accepting new patients |
| Silver 6000 $20 Generic Drugs | HMO · Silver | Preferred | Accepting new patients |
| Silver 6000 $20 Generic Drugs + Adult Vision & Fitness | HMO · Silver | Preferred | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. James R. Knowles is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. James R. Knowles is enrolled to bill Medicare as a Practitioner - Ophthalmology .
Bills through: Stahl Vision Inc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Alcon | $143 |
| Allergan | $80 |
| Tearlab | $31 |
Other
| Food and Beverage | $257 |
Studies
MAYO MEDICAL SCHOOL
Graduated in 1984
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Questions & Answers
What conditions does Dr. James Roy Knowles treat?
Dr. James Roy Knowles provides treatment for Binocular Dysfunction (BVD), Corneal Ulcer, Double Vision, Eye Floaters, Optic Neuritis, Scleritis. For the full list see this list.
Where can you meet with Dr. James Roy Knowles?
Dr. James Roy Knowles's office is located at 4235 Indian Ripple Road Ste 100 in Beavercreek, OH 45440.
Does Dr. James Roy Knowles have affiliation with practices?
Dr. James Roy Knowles is affiliated with Brian R Stahl MD.
Does Dr. James Roy Knowles accept patients with Anthem Blue Cross and Blue Shield?
Yes, Dr. James Roy Knowles is listed in-network for Anthem Blue Cross and Blue Shield through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.