JR
42 Years of Experience
Accepting patients
Who is Dr. Ryan, Internist in Lake Mary, FL?
Dr. John Ryan, MD is an Internist, who primarily practices in Lake Mary, FL with 2 additional practice locations. He has been practicing for over 42 years and is board certified. Dr. Ryan graduated from State University of New York Downstate Medical Center College of Medicine and completed his residency at Duke Univ Med Ctr, Internal Medicine. Dr. Ryan is fluent in English, and is currently seeing new patients. Dr. Ryan’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ryan’s office at (407) 333-2503.
What are Areas of Expertise for Dr. Ryan?
Dr. John Ryan, MD is a highly-rated, board-certified Internist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Ryan empowers patients to confidently navigate their health journey, specializing in Primary Care, and comprehensive wellness support. Serving the Lake Mary, FL community, Dr. Ryan is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Ryan go to medical school and complete their residency?
Residency: Duke Univ Med Ctr, Internal Medicine | Duke University Hospital Program
Medical School: Suny-Hlth Sci Ctr At Brooklyn, Coll of Med, Brooklyn Ny | State University of New York Downstate Medical Center College of Medicine
Is Dr. Ryan board certified as an Internist?
Yes, Dr. John Ryan, MD is board certified by the American Board of Internal Medicine
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 Internist like Dr. Ryan typically treat?
As an Internist, 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:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- High Blood Pressure Heart Disease with Heart Failure
- Heart Failure
- High Blood Pressure
- Hypertensive Heart Failure
- High Blood Pressure Causing Heart Failure
ICD-10 Codes:
- I110: Hypertensive heart disease with heart failure
Also known as:
- Urinary Device Fitting and Adjustment
- Urological Device Fitting
- Bladder Device Adjustment
- Catheter Fitting
ICD-10 Codes:
- Z466: Encounter for fitting and adjustment of urinary device
Also known as:
- COVID-19
- COVID-19 (Coronavirus Disease 2019)
- Coronavirus Disease 2019
- SARS-CoV-2 Infection
- Novel Coronavirus
ICD-10 Codes:
- U071: COVID-19
Also known as:
- Multiple Sclerosis
- MS
- Demyelinating Disease
ICD-10 Codes:
- G35: Multiple sclerosis
Also known as:
- Circulatory System Surgery Aftercare
- After Surgery
- Post-cardiac surgery care
- Vascular surgery aftercare
- Heart surgery recovery
ICD-10 Codes:
- Z48812: Encounter for surgical aftercare following surgery on the circulatory system
Also known as:
- Urinary Tract Infection
- UTI
- Bladder infection
- Kidney infection
- Urine infection
ICD-10 Codes:
- N390: Urinary tract infection, site not specified
Also known as:
- Low Back Pain
- Back Pain
- Lumbago
- Lower Back Ache
- Backache
ICD-10 Codes:
- M5450: Low back pain, unspecified
What procedures does an Internist like Dr. Ryan typically perform?
As an Internist, 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:
- Individual Speech and Language Therapy
- Speech-Language Pathology
- Voice Therapy
- Communication Disorder Treatment
- Auditory Processing Therapy
CPT Codes:
- 92507: Treatment Of Speech, Language, Voice, Communication, And/Or Auditory Processing Disorder; Individual
Does Dr. Ryan accept my insurance?
Dr. Ryan accepts most major insurance plans. Important: Please call our office at (407) 333-2503 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Ryan accept in Lake Mary, FL?
Dr. Ryan in Lake Mary, FL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Aetna
CareCentrix
Centene Corporation
Christian Healthcare Ministries
Elevance Health Inc. (formerly Anthem)
Guidewell Mutual Holding Corporation
H & R Block
Humana
Medicare
UnitedHealth Group
View All Insurances
Where is Dr. Ryan's office located?
Dr. John Ryan's Primary Practice
4106 W Lake Mary Blvd Ste 301
Lake Mary, FL 32746
(407) 333-2503
What hospitals are Dr. Ryan affiliated with?
Dr. Ryan has admitting privileges at the following hospitals:
AdventHealth Altamonte Springs,Altamonte Springs, FL
AdventHealth Altamonte Springs,Altamonte Springs, FL
Orlando Health Orlando Regional Medical Center,Orlando, FL
Orlando Health Orlando Regional Medical Center,Orlando, FL
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 1144266974.
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. John Ryan's specialty?
Dr. Ryan is an Internist near Lake Mary, FL.
What does an Internist do?
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Is Dr. John Ryan affiliated with a ranked Castle Connolly Top Hospital?
No, Dr. Ryan is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: AdventHealth Altamonte Springs, Orlando Health Orlando Regional 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
When to see an Internist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Internist. 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. John Ryan accepting new patients in Lake Mary, FL?
Yes, Dr. John Ryan is accepting new patients at this time.
Does Dr. John Ryan offer online booking?
Please contact Dr. Ryan's office at (407) 333-2503 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Dr. John Ryan?
Please contact Dr. Ryan's office at (407) 333-2503 to schedule an appointment.
Where is Dr. Ryan's office located?
Dr. Ryan's offices are located in Lake Mary, FL and Sanford, FL.
Which board certifications does Dr. John Ryan have?
Dr. John Ryan is certified by the American Board of Internal Medicine.
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