15 Years of Experience
Accepting patients
Who is Dr. Shih, Ophthalmologist in Los Altos, CA?
Dr. Karen Shih, MD is an Ophthalmologist, who primarily practices in Los Altos, CA with 2 additional practice locations. She has been practicing for over 15 years and is board certified. Dr. Shih graduated from University of San Francisco Medical Centers and completed her residency at University of California at Los Angeles (UCLA). Dr. Shih is fluent in English and Chinese, and is currently seeing new patients. Dr. Shih’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Shih’s office at (408) 524-5900.
Where did Dr. Shih go to medical school and complete their residency?
Residency: University of California at Los Angeles (UCLA) | UCLA - Jules Stein Eye Institute
Medical School: University of San Francisco Medical Centers | University of California
Is Dr. Shih board certified as an Ophthalmologist?
Yes, Dr. Karen Shih, MD is board certified by the American Board of Ophthalmology
What languages does Dr. Shih speak?
Dr. Shih and their clinical team can communicate with patients in the following languages:
Chinese
English
What conditions does an Ophthalmologist like Dr. Shih typically treat?
As an Ophthalmologist, Dr. Shih 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. Shih. 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 clouding
- Eye cloudiness
- Mixed Type Cataract
- Multiple Cataract Types
ICD-10 Codes:
- H25812: Combined forms of age-related cataract, left eye
- H25811: Combined forms of age-related cataract, right eye
- H2512: Age-related nuclear cataract, left eye
- H2511: Age-related nuclear cataract, right eye
- H25813: Combined forms of age-related cataract, bilateral
- H2513: Age-related nuclear cataract, bilateral
Also known as:
- Glaucoma
- Optic Nerve Disorder
- Glaucomatous optic neuropathy
- Eye pressure damage
- Optic nerve damage from glaucoma
ICD-10 Codes:
- H47233: Glaucomatous optic atrophy, bilateral
What procedures does an Ophthalmologist like Dr. Shih typically perform?
As an Ophthalmologist, Dr. Shih 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. Shih. 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:
- 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:
- Laser Surgery for Secondary Cataract
- Laser Trabeculoplasty
- Laser Eye Surgery for Glaucoma
- Pterygium Removal with Graft
- 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
- Pterygium Excision with Autograft
- Conjunctival Graft for Pterygium
- Surfer's Eye Surgery with Graft
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)
- 65426: Excision or transposition of pterygium; with graft
Does Dr. Shih accept my insurance?
Dr. Shih accepts most major insurance plans. Important: Please call our office at (408) 524-5900 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Shih accept in Los Altos, CA?
Dr. Shih in Los Altos, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Alignment Healthcare
All Other Third Party
Blue Shield of California
Centene Corporation
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Not Specified
State of California
UnitedHealth Group
Valley Health Plan
View All Insurances
Where is Dr. Shih's office located?
What is Dr. Shih's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Shih's National Provider Identifier (NPI) number is 1750565982.
What common questions do patients ask about Dr. Shih?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Shih
What is Dr. Karen Shih's specialty?
Dr. Shih is a Ophthalmologist near Los Altos, CA.
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. Karen Shih affiliated with a ranked Castle Connolly Top Hospital?
No, Shih is not affiliated with a Castle Connolly Top 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
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 Karen Shih accepting new patients in Los Altos, CA?
Yes, Dr. Karen Shih is accepting new patients at this time.
Does Dr. Karen Shih offer online booking?
Please contact Dr. Shih's office at (408) 524-5900 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Karen Shih?
Please contact Dr. Shih's office at (408) 524-5900 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Karen Shih have?
Dr. Karen Shih is certified by the American Board of Ophthalmology.
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