20 Years of Experience
Accepting patients
Who is Dr. Callahan, Ophthalmologist in Hershey, PA?
Dr. Christine Callahan, MD is an Ophthalmologist, who primarily practices in Hershey, PA with 1 additional practice location. She has been practicing for over 20 years and is board certified by the American Board of Ophthalmology. Dr. Callahan completed her residency at Penn St U Hp-M S Hershey Mc, Ophthalmology; Penn St U Hp-M S Hershey Mc, Internal Medicine. Dr. Callahan is fluent in English, and is currently seeing new patients. Dr. Callahan’s practice accepts Medicare, UnitedHealthcare, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Callahan’s office.
What are Areas of Expertise for Dr. Callahan?
Dr. Christine Callahan, MD is a highly-rated, board-certified Ophthalmologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Callahan empowers patients to confidently navigate their health journey, specializing in Cataract Surgery, Glaucoma, or comprehensive wellness support. Serving the Hershey/PA community, Dr. Callahan is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Callahan go to medical school and complete their residency?
Residency: Penn St U Hp-M S Hershey Mc, Ophthalmology; Penn St U Hp-M S Hershey Mc, Internal Medicine
Medical School: Pa State Univ Coll Of Med- Hershey Pa
Is Dr. Callahan board certified in Ophthalmologist?
Yes, Dr. Christine Callahan, MD is board certified by the American Board of Ophthalmology
What languages does Dr. Callahan speak?
Dr. Callahan and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Callahan treat?
As a Ophthalmologist, Dr. Callahan 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. Callahan. 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
- Cloudy lens
- Lens clouding
- Eye cloudiness
- Mixed Type Cataract
- Multiple Cataract Types
ICD-10 Codes:
- H2512: Age-related nuclear cataract, left eye
- H2511: Age-related nuclear cataract, right eye
- H2513: Age-related nuclear cataract, bilateral
- H25811: Combined forms of age-related cataract, right eye
- H25812: Combined forms of age-related cataract, left eye
- H25813: Combined forms of age-related cataract, bilateral
Also known as:
- Primary Open-Angle Glaucoma
- Ocular Hypertension
- Preglaucoma
- Glaucoma
- Chronic Open-Angle Glaucoma
- Wide-Angle Glaucoma
- POAG
- High Eye Pressure
- Elevated Intraocular Pressure
- Eye pressure problem
- Chronic Simple Glaucoma
- Early Glaucoma
- Borderline Glaucoma
- Risk of Glaucoma
ICD-10 Codes:
- H401133: Primary open-angle glaucoma, bilateral, severe stage
- H40053: Ocular hypertension, bilateral
- H401123: Primary open-angle glaucoma, left eye, severe stage
- H401132: Primary open-angle glaucoma, bilateral, moderate stage
- H401131: Primary open-angle glaucoma, bilateral, mild stage
- H401112: Primary open-angle glaucoma, right eye, moderate stage
- H40003: Preglaucoma, unspecified, bilateral
Also known as:
- Sense Organ Surgery Aftercare
- After Surgery
- Eye surgery aftercare
- Ear surgery aftercare
- Sensory organ recovery
ICD-10 Codes:
- Z48810: Encounter for surgical aftercare following surgery on the sense organs
Also known as:
- High Cholesterol
- Cholesterol
- Triglycerides
- Hyperlipidemia
- High lipids
- Dyslipidemia
ICD-10 Codes:
- E785: Hyperlipidemia, unspecified
Also known as:
- Type 2 Diabetes with Diabetic Cataract
- Type 2 Diabetes
- Cataract
- Diabetes Type 2
- Type 2 diabetes
- Diabetes-related cataract
- Cloudy lens from diabetes
- Diabetic eye cataract
- Diabetes Mellitus Type 2
- Adult-Onset Diabetes
- Non-Insulin Dependent Diabetes
ICD-10 Codes:
- E1136: Type 2 diabetes mellitus with diabetic cataract
- E119: Type 2 diabetes mellitus without complications
Also known as:
- Hypothyroidism
- Congenital hypothyroidism
- Hypothyroidism (Underactive Thyroid)
- Underactive Thyroid
- Low Thyroid Function
ICD-10 Codes:
- E039: Hypothyroidism, unspecified
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Dry Eyes
- Tears
- Dry eye syndrome
- Keratoconjunctivitis sicca
- Ocular dryness
ICD-10 Codes:
- H04123: Dry eye syndrome of bilateral lacrimal glands
Which procedures does Dr. Callahan perform as a Ophthalmologist?
As a Ophthalmologist, procedures performed by an Dr. Christine Callahan may include:
- Cataract Removal
- Corneal Specialist Consultation
- Corneal Specialist Follow Up
- Dark Adaptometry
- Diabetes Care - Eye Exam
- Electro-oculography (EOG)
- Electroretinography (ERG)
- Eye Emergency Visit
For detailed information, please contact Dr. Callahan's office.
Does Dr. Callahan accept my insurance?
Dr. Callahan accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Callahan accept in Hershey, PA?
Dr. Callahan in Hershey, PA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Capital BlueCross
Centene
CVS Health (formerly Aetna)
Express Scripts
Health Care Service Corporation (HCSC)
Highmark Inc.
Independence Blue Cross
Medicare
UnitedHealthcare
UPMC Health Plan
View All Insurances
Where is Dr. Callahan's office located?
What is Dr. Callahan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Callahan's National Provider Identifier (NPI) number is 1811910581.
What common questions do patients ask about Dr. Callahan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Callahan
What is Dr. Christine Callahan's specialty?
Dr. Callahan is a Ophthalmologist near Hershey, PA. 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. Callahan to book an appointment today.
Is this Dr. Christine Callahan affiliated with a ranked Castle Connolly Top Hospital?
No, Callahan is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Penn State Health Milton S. Hershey 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
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 Christine Callahan accepting new patients in Hershey, PA?
Yes, Dr. Christine Callahan is accepting new patients at this time.
Does Dr. Christine Callahan offer online booking?
Please contact Dr. Callahan's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Christine Callahan?
Please contact Dr. Callahan's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Christine Callahan have?
Dr. Christine Callahan is certified by the American Board of Ophthalmology.
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