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Dr. James Knowles, MD

Dayton, OH

35 Years of Experience

Accepting patients

    Who is Dr. Knowles, Ophthalmologist in Dayton, OH?

    Dr. James Knowles, MD is an Ophthalmologist, who primarily practices in Dayton, OH with 1 additional practice location. He has been practicing for over 35 years and is board certified. Dr. Knowles graduated from Florida International University, Miami, FL and completed his residency at San Antonio Unif Ser Hlth Edu, Ophthalmology; Usaf Sch Aerospace Med, Aerospace Medicine; Scott Medical Ctr, Flexible Or Transitional Year. Dr. Knowles is fluent in English, and is currently seeing new patients. Dr. Knowles’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Knowles’s office at (937) 427-2020.

    Where did Dr. Knowles go to medical school and complete their residency?

    • Residency: San Antonio Unif Ser Hlth Edu, Ophthalmology; Usaf Sch Aerospace Med, Aerospace Medicine; Scott Medical Ctr, Flexible Or Transitional Year | Wilford Hall Medical Center (AETC) Program

    • Medical School: Mayo Med Sch, Rochester Mn | Florida International University, Miami, FL

    Is Dr. Knowles board certified as an Ophthalmologist?

    Yes, Dr. James Knowles, MD is board certified by the American Board of Preventative Medicine , American Board of Ophthalmology

    What languages does Dr. Knowles speak?

    Dr. Knowles and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does Dr. Knowles treat?

    As an Ophthalmologist, Dr. Knowles diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Knowles. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.

    Also known as:

    • Cataract
    • Combined Age-Related Cataract
    • Secondary Cataract
    • Other Secondary Cataract
    • Cloudy lens
    • Lens clouding
    • Eye cloudiness
    • Mixed Type Cataract
    • Multiple Cataract Types
    • After-Cataract
    • Posterior Capsule Opacification
    • PCO
    • Cataract from another condition
    • Complicated cataract
    • Acquired cataract

    ICD-10 Codes:

    • H25813: Combined forms of age-related cataract, bilateral
    • H25812: Combined forms of age-related cataract, left eye
    • H25811: Combined forms of age-related cataract, right eye
    • H26492: Other secondary cataract, left eye
    • H26493: Other secondary cataract, bilateral
    • H26491: Other secondary cataract, right eye
    • H2513: Age-related nuclear cataract, bilateral

    Also known as:

    • Intraocular Lens Implant
    • Cataract
    • Refractive Errors
    • IOL Implant
    • Artificial Eye Lens
    • Cataract Lens Implant

    ICD-10 Codes:

    • Z961: Presence of intraocular lens

    Also known as:

    • Preglaucoma
    • Primary Open-Angle Glaucoma
    • Acute Angle-Closure Glaucoma
    • Narrow Angle Glaucoma Risk
    • Glaucoma
    • Early Glaucoma
    • Borderline Glaucoma
    • Risk of Glaucoma
    • POAG
    • Chronic Simple Glaucoma
    • Wide-Angle Glaucoma
    • Chronic Open-Angle Glaucoma
    • Narrow-Angle Glaucoma Attack
    • Sudden Angle-Closure Glaucoma
    • Closed-Angle Glaucoma Emergency
    • Acute Narrow-Angle Glaucoma
    • Glaucoma Attack
    • Anatomical Narrow Angle
    • Angle-Closure Glaucoma Risk
    • Eye angle problem

    ICD-10 Codes:

    • H40003: Preglaucoma, unspecified, bilateral
    • H401111: Primary open-angle glaucoma, right eye, mild stage
    • H401120: Primary open-angle glaucoma, left eye, stage unspecified
    • H40211: Acute angle-closure glaucoma, right eye
    • H40212: Acute angle-closure glaucoma, left eye
    • H401133: Primary open-angle glaucoma, bilateral, severe stage
    • H40033: Anatomical narrow angle, bilateral

    Also known as:

    • Baggy Eyelids
    • Eyelid Disorder
    • Dermatochalasis
    • Droopy Eyelid Skin
    • Excess Eyelid Skin

    ICD-10 Codes:

    • H02839: Dermatochalasis of unspecified eye, unspecified eyelid

    Also known as:

    • Type 2 Diabetes
    • Diabetes Type 2
    • Type 2 diabetes
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes

    ICD-10 Codes:

    • E119: Type 2 diabetes mellitus without complications

    Also known as:

    • Aging of the eye's gel
    • Eye Disease
    • Vitreous Detachment
    • Vitreous syneresis
    • Eye gel breakdown
    • Vitreous aging

    ICD-10 Codes:

    • H43813: Vitreous degeneration, bilateral

    Also known as:

    • Dry Macular Degeneration
    • Macular Degeneration
    • Dry AMD
    • Atrophic Macular Degeneration
    • Age-related Macular Degeneration (Dry)

    ICD-10 Codes:

    • H353131: Nonexudative age-related macular degeneration, bilateral, early dry stage

    What procedures does Dr. Knowles perform?

    As an Ophthalmologist, Dr. Knowles performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Knowles. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.

    Also known as:

    • Cataract Removal with Lens Implant
    • Extracapsular cataract extraction
    • Phacoemulsification
    • IOL implantation

    CPT Codes:

    • 66984: Extracapsular cataract removal with insertion of intraocular lens prosthesis (1 stage procedure), manual or mechanical technique (eg, irrigation and aspiration or phacoemulsification); without endoscopic cyclophotocoagulation

    Also known as:

    • Laser Surgery for Secondary Cataract
    • Laser Trabeculoplasty
    • Laser Eye Surgery for Glaucoma
    • YAG Laser Capsulotomy
    • Posterior Capsulotomy
    • Secondary Cataract Removal
    • Laser Eye Surgery
    • Glaucoma laser surgery
    • Laser eye treatment for glaucoma
    • Trabeculoplasty
    • Iridotomy
    • Iridectomy
    • Laser Glaucoma Treatment

    CPT Codes:

    • 66821: Discission of secondary membranous cataract (opacified posterior lens capsule and/or anterior hyaloid); laser surgery (eg, YAG laser) (1 or more stages)
    • 65855: Trabeculoplasty by laser surgery
    • 66761: Iridotomy/iridectomy by laser surgery (eg, for glaucoma) (per session)

    Also known as:

    • Complex Cataract Removal with Lens Implant
    • Advanced Cataract Surgery
    • Phacoemulsification with IOL
    • Complex Extracapsular Cataract Extraction

    CPT Codes:

    • 66982: Extracapsular cataract removal with insertion of intraocular lens prosthesis (1-stage procedure), manual or mechanical technique (eg, irrigation and aspiration or phacoemulsification), complex, requiring devices or techniques not generally used in routine cataract surgery (eg, iris expansion device, suture support for intraocular lens, or primary posterior capsulorrhexis) or performed on patients in the amblyogenic developmental stage; without endoscopic cyclophotocoagulation

    Does Dr. Knowles accept my insurance?

    Dr. Knowles accepts most major insurance plans. Important: Please call our office at (937) 427-2020 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Knowles accept in Dayton, OH?

    Dr. Knowles in Dayton, OH accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • CVS Health (formerly Aetna)

    • Department of Defense / Tricare

    • Elevance Health Inc. (formerly Anthem)

    • Highmark Inc.

    • Medicare

    • Molina

    • SGS North America Inc

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Knowles' office located?

    Dr. James Knowles' Primary Practice

    4235 Indian Ripple Rd Ste 100

    Dayton, OH 45440

    (937) 427-2020

    Get Directions

    Dr. James Knowles' Practice 2

    721 Highway 321 N Ste C

    Lenoir City, TN 37771

    Get Directions

    What is Dr. Knowles's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Knowles's National Provider Identifier (NPI) number is 1053306001.

    What common questions do patients ask about Dr. Knowles?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Knowles

    What is Dr. James Knowles's specialty?

    Dr. Knowles is a Ophthalmologist near Dayton, OH. An ophthalmologist possesses the knowledge and professional skills required to deliver comprehensive eye and vision care. These medical doctors are trained to diagnose, monitor, and treat all ocular and visual disorders, whether through medical or surgical interventions. Their expertise encompasses a wide range of issues affecting the eye and its structures, including the eyelids, orbit, and visual pathways. Additionally, ophthalmologists prescribe vision services, such as glasses and contact lenses, to help patients achieve optimal visual health. Contact Dr. Knowles to book an appointment today.

    Is this Dr. James Knowles affiliated with a ranked Castle Connolly Top Hospital?

    No, Knowles is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Miami Valley Hospital. Castle Connolly Top Hospitals are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    Where can I learn more about Ophthalmologist?

    Explore Ophthalmologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is James Knowles accepting new patients in Dayton, OH?

    Yes, Dr. James Knowles is accepting new patients at this time.

    Does Dr. James Knowles offer online booking?

    Please contact Dr. Knowles's office at (937) 427-2020 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with James Knowles?

    Please contact Dr. Knowles's office at (937) 427-2020 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. James Knowles have?

    Dr. James Knowles is certified by the American Board of Preventative Medicine and American Board of Ophthalmology.

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