DR
23 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Ryan, Ophthalmologist in Flint, MI?
Dr. Daniel Ryan, MD is an Ophthalmologist, who primarily practices in Flint, MI with 2 additional practice locations. He has been practicing for over 23 years and is board certified. Dr. Ryan graduated from Michigan State University, College of Human Medicine and completed his residency at Childrens Hosp Med Ctr, Pediatric Surgery-Surgery; Mass Gen Hosp, General Surgery. Dr. Ryan is fluent in English, and is currently seeing new patients. Dr. Ryan’s practice accepts Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ryan’s office at (810) 733-1214.
Where did Dr. Ryan go to medical school and complete their residency?
Residency: Childrens Hosp Med Ctr, Pediatric Surgery-Surgery; Mass Gen Hosp, General Surgery | Wayne State University School of Medicine Program
Medical School: Johns Hopkins Univ Sch of Med, Baltimore Md | Michigan State University, College of Human Medicine
Is Dr. Ryan board certified as an Ophthalmologist?
Yes, Dr. Daniel Ryan, MD is board certified by the American Board of Ophthalmology
What languages does Dr. Ryan speak?
Dr. Ryan and their clinical team can communicate with patients in the following languages:
English
What conditions does an Ophthalmologist like Dr. Ryan typically treat?
As an Ophthalmologist, Dr. Ryan 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. Ryan. 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
- Other Secondary Cataract
- Cloudy lens
- Lens clouding
- Eye cloudiness
- Cataract from another condition
- Complicated cataract
- Acquired cataract
ICD-10 Codes:
- H2513: Age-related nuclear cataract, bilateral
- H26493: Other secondary cataract, bilateral
- H2512: Age-related nuclear cataract, left eye
- H2511: Age-related nuclear cataract, right eye
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:
- Keratitis
- Corneal Disorder
- Corneal Inflammation
- Inflamed Cornea
- Eye Surface Inflammation
ICD-10 Codes:
- H16103: Unspecified superficial keratitis, bilateral
Also known as:
- Type 1 Diabetes
- Diabetes Type 1
- Type 1 diabetes
- Diabetes Tests & Diagnosis
- Juvenile Diabetes
- Insulin-Dependent Diabetes
- T1D
ICD-10 Codes:
- E109: Type 1 diabetes mellitus without complications
What procedures does an Ophthalmologist like Dr. Ryan typically perform?
As an Ophthalmologist, Dr. Ryan 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. Ryan. 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:
- 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:
- Chalazion Removal
- Eyelid Cyst Excision
- Stye Removal Surgery
- Meibomian Cyst Removal
CPT Codes:
- 67800: Excision of chalazion; single
Also known as:
- Eyelash Removal for Trichiasis
- Trichiasis Epilation
- Forceps Epilation of Eyelashes
- Ingrown Eyelash Removal
CPT Codes:
- 67820: Correction of trichiasis; epilation, by forceps only
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:
- Small Benign Lesion Removal (Face/Ears/Eyelids/Nose/Lips)
- Facial Lesion Excision
- Ear Lesion Removal
- Eyelid Lesion Surgery
- Lip Lesion Removal
CPT Codes:
- 11440: Excision, other benign lesion including margins, except skin tag (unless listed elsewhere), face, ears, eyelids, nose, lips, mucous membrane; excised diameter 0.5 cm or less
Does Dr. Ryan accept my insurance?
Dr. Ryan accepts most major insurance plans. Important: Please call our office at (810) 733-1214 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Ryan accept in Flint, MI?
Dr. Ryan in Flint, 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)
Federal government of the United States
Henry Ford Health System
Humana
McLaren Health Care
Medicare
Molina Healthcare
Spectrum / Priority Health
UnitedHealth Group
View All Insurances
Where is Dr. Ryan's office located?
What hospitals are Dr. Ryan affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Ryan has admitting privileges at the following hospitals:
Ascension St. John Hospital,Detroit, MI
Ranked Mastectomy

Ascension St. John Hospital,Detroit, MI
Ranked Mastectomy
Pontiac Osteopathic Hospital,Pontiac, MI
Pontiac Osteopathic Hospital,Pontiac, MI
What is Dr. Ryan's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Ryan's National Provider Identifier (NPI) number is 1629040068.
What common questions do patients ask about Dr. Ryan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Ryan
What is Dr. Daniel Ryan's specialty?
Dr. Ryan is an Ophthalmologist near Flint, 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 Dr. Daniel Ryan affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Ryan is affiliated with Ascension St. John Hospital which is a Castle Connolly Top Hospital. 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 Dr. Daniel Ryan accepting new patients in Flint, MI?
Yes, Dr. Daniel Ryan is accepting new patients at this time.
Does Dr. Daniel Ryan offer online booking?
Please contact Dr. Ryan's office at (810) 733-1214 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Dr. Daniel Ryan?
Please contact Dr. Ryan's office at (810) 733-1214 to schedule an appointment.
Where is Dr. Ryan's office located?
Dr. Ryan's offices are located in Flint, MI, Warren, MI, and Detroit, MI.
Which board certifications does Dr. Daniel Ryan have?
Dr. Daniel Ryan is certified by the American Board of Ophthalmology.
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