JI
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Irwin, Internist in Waterville, ME?
Dr. John Irwin, DO is an Internist, who primarily practices in Waterville, ME with 1 additional practice location. He is board certified by the American Board of Internal Medicine. Dr. Irwin completed his residency at Truman Med Ctr-West, Internal Medicine. Dr. Irwin is fluent in English, Arabic, French, and German, and is currently seeing new patients. Dr. Irwin’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Irwin’s office.
Where did Dr. Irwin go to medical school and complete their residency?
Residency: Truman Med Ctr-West, Internal Medicine | U Mo
Medical School: University of Hlth Sci, Coll of Osteo Med, Kansas City Mo | Kansas City University of Medicine & Biosciences - College of Osteopathic Medicine
Is Dr. Irwin board certified in Internist?
Yes, Dr. John Irwin, DO is board certified by the American Board of Internal Medicine
What languages does Dr. Irwin speak?
Dr. Irwin and their clinical team can communicate with patients in the following languages:
Arabic
English
French
German
What conditions does Dr. Irwin treat?
As a Internist, Dr. Irwin 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. Irwin. 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.
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:
- GERD with Esophagitis
- Eosinophilic Esophagitis
- GERD
- Reflux Esophagitis
- Acid Reflux Esophagus Inflammation
- Heartburn with Esophagus Damage
ICD-10 Codes:
- K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding
Also known as:
- Barrett's Esophagus
- Esophagus Disorder
- Barrett’s Esophagus
- Barrett's condition
- Esophageal metaplasia
ICD-10 Codes:
- K2270: Barrett's esophagus without dysplasia
Also known as:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Upper body pain
ICD-10 Codes:
- R079: Chest pain, unspecified
What procedures does Dr. Irwin perform?
As a Internist, Dr. Irwin 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. Irwin. 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.
Also known as:
- Colonoscopy with Polyp Removal
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Flexible Colonoscopy
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
CPT Codes:
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
Also known as:
- Upper Endoscopy with Biopsy
- Biopsy
- Endoscopy
- EGD with Biopsy
- Gastroscopy with Biopsy
- Esophagogastroduodenoscopy with Biopsy
CPT Codes:
- 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple
Also known as:
- Diagnostic Upper Endoscopy with Biopsy
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
CPT Codes:
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Does Dr. Irwin accept my insurance?
Dr. Irwin 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. Irwin accept in Waterville, ME?
Dr. Irwin in Waterville, ME accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Express Scripts
Health Cost Solutions
HealthComp
Medicare
State of Maine
State of Tennessee
UnitedHealthcare
View All Insurances
Where is Dr. Irwin's office located?
What is Dr. Irwin's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Irwin's National Provider Identifier (NPI) number is 1528092491.
What common questions do patients ask about Dr. Irwin?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Irwin
What is Dr. John Irwin's specialty?
Dr. Irwin is a Internist near Waterville, ME.
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.
Contact Dr. Irwin to book an appointment today.Is this Dr. John Irwin affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Irwin is affiliated with Northern Light Eastern Maine Medical Center, MaineHealth Maine Medical Center Portland 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
Where can I learn more about Internist?
Explore Internist with 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 John Irwin accepting new patients in Waterville, ME?
Yes, Dr. John Irwin is accepting new patients at this time.
Does Dr. John Irwin offer online booking?
Please contact Dr. Irwin's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Irwin?
Please contact Dr. Irwin's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. John Irwin have?
Dr. John Irwin is certified by the American Board of Internal Medicine.
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