Are you James R. Knowles, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 4235 Indian Ripple Rd, Ste 100, Beavercreek, OH 45440
About Dr. Knowles
James R. Knowles, M.D. practices ophthalmology in Beavercreek, OH. James is a 1984 graduate of Mayo Medical School. Medicare claims data shows James provided 2,143 services to 1,506 patients. The services billed most often include established patient complete exam of visual system, measurement of corneal curvature and depth of eye, and removal of cataract with insertion of prosthetic lens. The provider's National Provider Identifier (NPI) is 1053306001.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (937) 427-2020
- Email not available
Practice Locations
4235 INDIAN RIPPLE RD STE 100
Beavercreek, OH 45440
Conditions Commonly Evaluated or Treated
Within Ophthalmology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
- Astigmatism
- Eye misalignment (strabismus)
- Farsightedness
- Lazy eye (amblyopia)
- Nearsightedness
- Presbyopia
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Procedures & services
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
2,143 services · 1,506 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
301 | More often than most peers in Ophthalmology |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
142 | More often than most peers in Ophthalmology |
| Complex removal of cataract with insertion of prosthetic lens | Procedure | 66982 |
43 | More often than most peers in Ophthalmology |
| Laser repair to improve eye fluid flow | Procedure | 65855 |
15 | Less often than most peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
498 | More often than most peers in Ophthalmology |
| Measurement of corneal curvature and depth of eye | Treatment | 92136 |
357 | More often than most peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
228 | More often than most peers in Ophthalmology |
| New patient complete exam of visual system | Treatment | 92004 |
215 | More than most peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
180 | More often than most peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
31 | Less often than most peers in Ophthalmology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other eye doctors at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 32 related providers in 4 groups
Other eye doctors in Beavercreek 8
Same specialty, same city.
Trained at Mayo Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1984 at Mayo Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of cataract with insertion of prosthetic lens 8
Providers in OH who bill this service to Medicare most often.
Common questions
What does James R. Knowles specialize in?
James R. Knowles is an eye doctor in Beavercreek, OH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where is James R. Knowles located?
James R. Knowles is listed at 4235 Indian Ripple Rd Ste 100, Beavercreek, OH 45440. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is James R. Knowles's phone number?
The number on file is (937) 427-2020. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for James R. Knowles?
James R. Knowles's National Provider Identifier is 1053306001. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did James R. Knowles train?
James R. Knowles attended Mayo Medical School, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How much experience does James R. Knowles have?
James R. Knowles has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What does James R. Knowles do most often?
According to Medicare billing data, James R. Knowles performs procedures including removal of cataract with insertion of prosthetic lens, removal of recurring cataract in lens capsule using a laser and complex removal of cataract with insertion of prosthetic lens; provides treatments such as established patient complete exam of visual system and measurement of corneal curvature and depth of eye, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is James R. Knowles's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by James R. Knowles. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.