
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Zenzen, Ophthalmologist in Grand Blanc, MI?
Dr. Charles Zenzen, MD is an Ophthalmologist, who primarily practices in Grand Blanc, MI. He is board certified. Dr. Zenzen graduated from Wayne State Universtiy School Of Medicine and completed his residency at Wayne St Univ-Detroit M C, Ophthalmology; Oakwood Hosp, Flexible Or Transitional Year. He is a member of the American Academy of Ophthalmology. Dr. Zenzen is fluent in English, Chinese, Persian, and Spanish, and is currently seeing new patients. Dr. Zenzen’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Zenzen’s office.
Where did Dr. Zenzen go to medical school and complete their residency?
Residency: Wayne St Univ-Detroit M C, Ophthalmology; Oakwood Hosp, Flexible Or Transitional Year | Oakwood Hospital | Kresge Eye Institute | Oakwood Hospital Program
Medical School: Wayne State Universtiy School Of Medicine | Wayne State Universtiy School Of Medicine
Is Dr. Zenzen board certified as an Ophthalmologist?
Yes, Dr. Charles Zenzen, MD is board certified by the American Board of Ophthalmology
What languages does Dr. Zenzen speak?
Dr. Zenzen and their clinical team can communicate with patients in the following languages:
Chinese
English
Persian
Spanish
What conditions does an Ophthalmologist like Dr. Zenzen typically treat?
As an Ophthalmologist, Dr. Zenzen 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. Zenzen. 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:
- 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
- H40023: Open angle with borderline findings, high risk, bilateral
- H40013: Open angle with borderline findings, low risk, bilateral
Also known as:
- Combined Age-Related Cataract
- Cataract
- Mixed Type Cataract
- Multiple Cataract Types
- Cloudy lens
- Lens clouding
- Eye cloudiness
ICD-10 Codes:
- 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:
- 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. Zenzen typically perform?
As an Ophthalmologist, Dr. Zenzen 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. Zenzen. 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:
- Tear Duct Plug Insertion
- Punctal Plug Insertion
- Lacrimal Punctum Closure
- Dry Eye Plugs
CPT Codes:
- 68761: Closure of the lacrimal punctum; by plug, each
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
Does Dr. Zenzen accept my insurance?
Dr. Zenzen 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. Zenzen accept in Grand Blanc, MI?
Dr. Zenzen in Grand Blanc, MI accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Blue Cross Blue Shield of Michigan
CVS Health (formerly Aetna)
Henry Ford Health System
Humana
McLaren Health Care
Medicare
Molina Healthcare
Spectrum / Priority Health
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Zenzen's office located?
Recognitions
Memberships & Associations
American Academy of Ophthalmology
Fellow
What is Dr. Zenzen's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Zenzen's National Provider Identifier (NPI) number is 1265448930.
What common questions do patients ask about Dr. Zenzen?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Zenzen
What is Dr. Charles Zenzen's specialty?
Dr. Zenzen is a Ophthalmologist near Grand Blanc, MI.
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. Charles Zenzen affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Zenzen is affiliated with Ascension Genesys Hospital, Hurley Medical Center, Mclaren Flint 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 Charles Zenzen accepting new patients in Grand Blanc, MI?
Yes, Dr. Charles Zenzen is accepting new patients at this time.
Does Dr. Charles Zenzen offer online booking?
Please contact Dr. Zenzen's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Charles Zenzen?
Please contact Dr. Zenzen's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Charles Zenzen have?
Dr. Charles Zenzen is certified by the American Board of Ophthalmology.
Other Ophthalmologist Near Grand Blanc, MI
AZ
Ophthalmologist
Dr. Amy Zhang, MD is an Ophthalmologist, who primarily practices in Canton, MI with 2 additional practice locations.
Canton, MI

Ophthalmologist
Dr. Christopher Hood, MD is an Ophthalmologist, who primarily practices in Ann Arbor, MI with 2 additional practice locations. He is board certified.
Ann Arbor, MI
MH
Retina Specialist
Dr. Michael Huvard, MD is a Retina Specialist, who primarily practices in Ann Arbor, MI with 2 additional practice locations.
Ann Arbor, MI
Connect with DR. Zenzen
2240 E Hill Rd Ste D
Grand Blanc, MI 48439