LM
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Merin, Anesthesiologist in Middletown, NY?
Dr. Lon Merin, MD is an Anesthesiologist, who primarily practices in Middletown, NY with 1 additional practice location. He is board certified. Dr. Merin completed his residency at Nyu Hospitals Center, Anesthesiology; Boston Univ Med Ctr/Univ Hp, General Surgery. Dr. Merin is fluent in English, and is currently seeing new patients. Dr. Merin’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Merin’s office at (845) 333-1000.
Where did Dr. Merin go to medical school and complete their residency?
Residency: Nyu Hospitals Center, Anesthesiology; Boston Univ Med Ctr/Univ Hp, General Surgery
Is Dr. Merin board certified as an Anesthesiologist?
Yes, Dr. Lon Merin, MD is board certified by the American Board of Anesthesiology
What languages does Dr. Merin speak?
Dr. Merin and their clinical team can communicate with patients in the following languages:
English
What conditions does an Anesthesiologist like Dr. Merin typically treat?
As an Anesthesiologist, Dr. Merin 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. Merin. 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:
- Colon Cancer Screening
- Health Screening
- Colorectal Cancer Screening (PDQ®)
- Screening Tests to Detect Colorectal Cancer and Polyps
- Tests to Detect Colorectal Cancer and Polyps
- Colorectal Cancer Screening
- Colonoscopy Screening
- Bowel Cancer Screening
ICD-10 Codes:
- Z1211: Encounter for screening for malignant neoplasm of colon
Also known as:
- Therapeutic Drug Monitoring
- Drug level testing
- Medication monitoring
- Therapeutic drug management
ICD-10 Codes:
- Z5181: Encounter for therapeutic drug level monitoring
Also known as:
- Acid Reflux
- GERD with Esophagitis
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Eosinophilic Esophagitis
- Gastroesophageal Reflux
- Heartburn
- Indigestion
- Reflux Esophagitis
- Acid Reflux Esophagus Inflammation
- Heartburn with Esophagus Damage
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
- K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z86010: Personal history of colon polyps
Also known as:
- Esophagitis
- Barrett's Esophagus
- Esophagus Disorder
- Barrett’s Esophagus
- Inflammation of the Esophagus
- Sore Esophagus
- Esophageal Inflammation
- Barrett's condition
- Esophageal metaplasia
ICD-10 Codes:
- K2090: Esophagitis, unspecified without bleeding
- K2270: Barrett's esophagus without dysplasia
Also known as:
- History of Adenomatous and Serrated Colon Polyps
- Past Colon Polyps
- Previous Adenomas
- History of Precancerous Colon Growths
ICD-10 Codes:
- Z860101: Personal history of adenomatous and serrated colon polyps
What procedures does an Anesthesiologist like Dr. Merin typically perform?
As an Anesthesiologist, procedures performed by Dr. Lon Merin may include:
- Airway Management
- Anesthesia Consultation
- Anti-Ischemic Therapy
- Anti-Viral Therapy
- Arterial Blood Gas Sampling
- Balloon Pump
- Critical Care Anesthesia
- Endotracheal Intubation
Please contact Dr. Merin's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Merin accept my insurance?
Dr. Merin accepts most major insurance plans. Important: Please call our office at (845) 333-1000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Merin accept in Middletown, NY?
Dr. Merin in Middletown, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Centene Corporation
Cigna Group
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
EmblemHealth
Medicare
MVP Health Care
National Benefit Fund
State of New York
UnitedHealth Group
View All Insurances
Where is Dr. Merin's office located?
What is Dr. Merin's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Merin's National Provider Identifier (NPI) number is 1427030246.
What common questions do patients ask about Dr. Merin?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Merin
What is Dr. Lon Merin's specialty?
Dr. Merin is a Anesthesiologist near Middletown, NY.
What does an Anesthesiologist do?
A physician specialist in pain management and maintaining or restoring a stable state during and right after surgical, obstetric, or diagnostic operations is known as an anesthesiologist. This specialist assesses each patient's risk of surgery and tries to improve their condition before to, during, and following the procedure. Anesthesiologists provide medical management, pain management, and critical care consults in addition to these vital management responsibilities. They are responsible for managing patients with severe illnesses or injuries, supervising the recovery period following anesthesia, directing resuscitation efforts for patients experiencing cardiac or respiratory emergencies that may require artificial ventilation, and diagnosing and treating both acute and chronic pain, including pain related to cancer.
Is this Dr. Lon Merin affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Merin is affiliated with Montefiore St. Luke's Cornwall - Newburgh 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 Anesthesiologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Anesthesiologist. 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 Lon Merin accepting new patients in Middletown, NY?
Yes, Dr. Lon Merin is accepting new patients at this time.
Does Dr. Lon Merin offer online booking?
Please contact Dr. Merin's office at (845) 333-1000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Lon Merin?
Please contact Dr. Merin's office at (845) 333-1000 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Lon Merin have?
Dr. Lon Merin is certified by the American Board of Anesthesiology.
Other Anesthesiologist Near Middletown, NY

Anesthesiologist
Dr. Ervant Nishanian, MD is an Anesthesiologist, who primarily practices in New York, NY with 2 additional practice locations. He has been practicing for over 26 years and is board certified.
New York, NY
SM
Anesthesiologist
Dr. Sejdo Mulic, DO is an Anesthesiologist, who primarily practices in Middletown, NY with 2 additional practice locations.
Middletown, NY
JS
Anesthesiologist
Dr. Jessica Stanley Spellman, MD is an Anesthesiologist, who primarily practices in New York, NY with 1 additional practice location.
New York, NY