MK
39 Years of Experience
Accepting patients
Who is Dr. Kosier, Ophthalmologist in Lancaster, OH?
Dr. Marilyn Kosier, MD is an Ophthalmologist, who primarily practices in Lancaster, OH. She has been practicing for over 39 years and is board certified. Dr. Kosier graduated from Ohio State University / College of Medicine and completed her residency at Wm Beaumont Hosp, Ophthalmology; Morristown Mem Hosp, Internal Medicine. Dr. Kosier is fluent in English, and is currently seeing new patients. Dr. Kosier’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Kosier’s office at (740) 654-8424.
What are Areas of Expertise for Dr. Kosier?
Dr. Marilyn Kosier, MD is a highly-rated, board-certified Ophthalmologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Kosier empowers patients to confidently navigate their health journey, specializing in Cataract Surgery, Eyelid Surgery, Glaucoma, Macular Degeneration, and comprehensive wellness support. Serving the Lancaster, OH community, Dr. Kosier is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Kosier go to medical school and complete their residency?
Residency: Wm Beaumont Hosp, Ophthalmology; Morristown Mem Hosp, Internal Medicine | LECOMT/United Memorial Medical Center Program
Medical School: Oh State Univ Coll of Med, Columbus Oh | Ohio State University / College of Medicine
Is Dr. Kosier board certified as an Ophthalmologist?
Yes, Dr. Marilyn Kosier, MD is board certified by the American Board of Ophthalmology
What languages does Dr. Kosier speak?
Dr. Kosier and their clinical team can communicate with patients in the following languages:
English
What conditions does an Ophthalmologist like Dr. Kosier typically treat?
As an Ophthalmologist, Dr. Kosier 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. Kosier. 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. Learn more about our claims-based healthcare methodology.
Also known as:
- Cataract
- Combined Age-Related Cataract
- Cloudy Lens
- Lens Opacity
- Eye Clouding
- Mixed Type Cataract
- Multiple Cataract Types
- Cloudy lens
- Lens clouding
- Eye cloudiness
ICD-10 Codes:
- H269: Unspecified cataract
- H25811: Combined forms of age-related cataract, right eye
- H25812: Combined forms of age-related cataract, left eye
Also known as:
- Primary Open-Angle Glaucoma
- Glaucoma
- Chronic Open-Angle Glaucoma
- Wide-Angle Glaucoma
- POAG
ICD-10 Codes:
- H401131: Primary open-angle glaucoma, bilateral, mild stage
- H401132: Primary open-angle glaucoma, bilateral, moderate stage
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:
- Age-Related Farsightedness
- Refractive Errors
- Presbyopia
- Aging Eyes
- Difficulty Reading Up Close
ICD-10 Codes:
- H524: Presbyopia
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
What procedures does an Ophthalmologist like Dr. Kosier typically perform?
As an Ophthalmologist, Dr. Kosier 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. Kosier. 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. Learn more about our claims-based healthcare methodology.
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:
- Drug-Eluting Implant in Tear Duct
- Lacrimal Canaliculus Implant
- Tear Duct Drug Implant
- Punctal Implant for Eye Medication
CPT Codes:
- 68841: Insertion of drug-eluting implant, including punctal dilation when performed, into lacrimal canaliculus, each
Also known as:
- Droopy Eyelid Repair (Ptosis Surgery)
- Upper Eyelid Lift (Blepharoplasty)
- Plastic and Cosmetic Surgery
- Blepharoptosis Repair
- Levator Resection
- Eyelid Lift Surgery
- Ptosis Correction
- Droopy Eyelid Surgery
- Upper Eyelid Reduction
- Cosmetic Eyelid Surgery
CPT Codes:
- 67904: Repair of blepharoptosis; (tarso) levator resection or advancement, external approach
- 15823: Blepharoplasty, upper eyelid; with excessive skin weighting down lid
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
Also known as:
- Cataract Surgery with Glaucoma Drainage Device
- Combined Cataract and Glaucoma Surgery
- Phacoemulsification with Aqueous Drainage Device
- IOL Insertion with Glaucoma Stent
CPT Codes:
- 66991: Extracapsular cataract removal with insertion of intraocular lens prosthesis (1 stage procedure), manual or mechanical technique (eg, irrigation and aspiration or phacoemulsification); with insertion of intraocular (eg, trabecular meshwork, supraciliary, suprachoroidal) anterior segment aqueous drainage device, without extraocular reservoir, internal approach, one or more
Does Dr. Kosier accept my insurance?
Dr. Kosier accepts most major insurance plans. Important: Please call our office at (740) 654-8424 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Kosier accept in Lancaster, OH?
Dr. Kosier in Lancaster, 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)
Elevance Health Inc. (formerly Anthem)
Humana
Medical Mutual of Ohio
Medicare
Molina Healthcare
Oscar Health
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Kosier's office located?
Dr. Marilyn Kosier's Primary Practice
1520 Sheridan Dr
Lancaster, OH 43130
(740) 654-8424
What is Dr. Kosier's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Kosier's National Provider Identifier (NPI) number is 1710169974.
What common questions do patients ask about Dr. Kosier?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Kosier
What is Dr. Marilyn Kosier's specialty?
Dr. Kosier is a Ophthalmologist near Lancaster, OH.
What does an Ophthalmologist do?
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.
Is this Dr. Marilyn Kosier affiliated with a ranked Castle Connolly Top Hospital?
No, Kosier is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Fairfield Medical Center. 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
When to see an Ophthalmologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Ophthalmologist. Explore 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 Marilyn Kosier accepting new patients in Lancaster, OH?
Yes, Dr. Marilyn Kosier is accepting new patients at this time.
Does Dr. Marilyn Kosier offer online booking?
Please contact Dr. Kosier's office at (740) 654-8424 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Marilyn Kosier?
Please contact Dr. Kosier's office at (740) 654-8424 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Marilyn Kosier have?
Dr. Marilyn Kosier is certified by the American Board of Ophthalmology.
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