GL
34 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Lo, Ophthalmologist in Hacienda Heights, CA?
Dr. Garlan Lo, MD is an Ophthalmologist, who primarily practices in Hacienda Heights, CA. He has been practicing for over 34 years and is board certified. Dr. Lo graduated from Northwestern University The Feinberg School of Medicine and completed his residency at L A Co-Usc Med Ctr, Ophthalmology; White Mem Med Ctr, Internal Medicine. Dr. Lo is fluent in English, Chinese, and Spanish, and is currently seeing new patients. Dr. Lo’s practice accepts Kaiser Permanente, Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Lo’s office at (626) 912-6888.
Where did Dr. Lo go to medical school and complete their residency?
Residency: L A Co-Usc Med Ctr, Ophthalmology; White Mem Med Ctr, Internal Medicine | L a Co Usc Med Center | White Memorial Medical Center Program
Medical School: Northwestern Uniiversity | Northwestern University The Feinberg School of Medicine
Is Dr. Lo board certified as an Ophthalmologist?
Yes, Dr. Garlan Lo, MD is board certified by the American Board of Ophthalmology
What languages does Dr. Lo speak?
Dr. Lo and their clinical team can communicate with patients in the following languages:
Chinese
English
Spanish
What conditions does an Ophthalmologist like Dr. Lo typically treat?
As an Ophthalmologist, Dr. Lo 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. Lo. 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
- Cloudy lens
- Lens clouding
- Eye cloudiness
ICD-10 Codes:
- H2513: Age-related nuclear cataract, bilateral
- H2512: Age-related nuclear cataract, left eye
Also known as:
- Primary Open-Angle Glaucoma
- Borderline Open-Angle Glaucoma
- Glaucoma
- Chronic Open-Angle Glaucoma
- Wide-Angle Glaucoma
- POAG
- Early Open-Angle Glaucoma
- Open-angle glaucoma suspect
- Risk of Open-Angle Glaucoma
ICD-10 Codes:
- H401131: Primary open-angle glaucoma, bilateral, mild stage
- H40013: Open angle with borderline findings, low risk, bilateral
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:
- 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
Also known as:
- Dry Eyes
- Tears
- Dry eye syndrome
- Keratoconjunctivitis sicca
- Ocular dryness
ICD-10 Codes:
- H04123: Dry eye syndrome of bilateral lacrimal glands
What procedures does an Ophthalmologist like Dr. Lo typically perform?
As an Ophthalmologist, Dr. Lo 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. Lo. 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:
- Eye Injection
- Intravitreal Injection
- Retinal Injection
- Macular Degeneration Injection
- Eye Medication Injection
CPT Codes:
- 67028: Intravitreal injection of a pharmacologic agent (separate procedure)
Also known as:
- Laser Surgery for Secondary Cataract
- YAG Laser Capsulotomy
- Posterior Capsulotomy
- Secondary Cataract Removal
- Laser Eye Surgery
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)
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:
- Glaucoma Canal Dilation
- Goniotomy (Glaucoma Surgery)
- Canaloplasty
- Aqueous Outflow Dilation
- Glaucoma Drainage Procedure
- Eye Pressure Reduction Surgery
- Goniotomy Procedure
- Angle-Opening Glaucoma Surgery
- Congenital Glaucoma Surgery
CPT Codes:
- 66174: Transluminal dilation of aqueous outflow canal (eg, canaloplasty); without retention of device or stent
- 65820: Goniotomy
Also known as:
- Eyelid Repair (Extensive)
- Full Thickness Eyelid Repair
- Eyelid Reconstruction
- Eyelid Margin Excision and Repair
CPT Codes:
- 67966: Excision and repair of eyelid, involving lid margin, tarsus, conjunctiva, canthus, or full thickness, may include preparation for skin graft or pedicle flap with adjacent tissue transfer or rearrangement; over one-fourth of lid margin
Does Dr. Lo accept my insurance?
Dr. Lo accepts most major insurance plans. Important: Please call our office at (626) 912-6888 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Lo accept in Hacienda Heights, CA?
Dr. Lo in Hacienda Heights, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Commercial
All Other Third Party
Centene Corporation
City of Los Angeles
Clever Care Health Plan
Medicare
Molina Healthcare
Network Medical Management
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Lo's office located?
Dr. Garlan Lo's Primary Practice
1850 S Azusa Ave Ste 107
Hacienda Heights, CA 91745
(626) 912-6888
What is Dr. Lo's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Lo's National Provider Identifier (NPI) number is 1043276140.
What common questions do patients ask about Dr. Lo?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Lo
What is Dr. Garlan Lo's specialty?
Dr. Lo is a Ophthalmologist near Hacienda Heights, 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. Garlan Lo affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Lo is affiliated with Pih Health Whittier Hospital, Providence St. Jude Medical Center which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They 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 Garlan Lo accepting new patients in Hacienda Heights, CA?
Yes, Dr. Garlan Lo is accepting new patients at this time.
Does Dr. Garlan Lo offer online booking?
Please contact Dr. Lo's office at (626) 912-6888 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Garlan Lo?
Please contact Dr. Lo's office at (626) 912-6888 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Garlan Lo have?
Dr. Garlan Lo is certified by the American Board of Ophthalmology.
Other Ophthalmologist Near Hacienda Heights, CA

Ophthalmologist
Dr. Joseph Fan, MD is an Ophthalmologist, who primarily practices in Monterey Park, CA with 2 additional practice locations. He has been practicing for over 29 years and is board certified.
Monterey Park, CA
MH
Retina Specialist
Dr. Martha Henao, MD is a Retina Specialist, who primarily practices in Palm Springs, CA with 2 additional practice locations.
Palm Springs, CA
DL
Ophthalmologist
Dr. Danielle Lo, MD is an Ophthalmologist, who primarily practices in Hacienda Heights, CA.
Hacienda Heights, CA