Summary

Dr. John Irwin treats fatigue, weakness, and cancer-related fatigue, and performs colonoscopy and lower GI endoscopy. He practices internal medicine and gastroenterology and has 45 years of experience. He is affiliated with MaineHealth Maine Medical Center, where he also sees patients.

Dr. Irwin completed his residency at Truman Medical Center and practices in Portland, Maine. He speaks Chinese, English, French, German, and Spanish.

Overview based on verified provider data

Quick Facts

  • 1
  • 45 years of experience
  • speaks Chinese, English, French, German, Spanish
  • Truman Medical Center
  • 1 written review
  • 2 specialties
  • 9 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Spent time with me
  • Flexible scheduling

Office Location

Mainehealth Maine Medical Center

22 Bramhall StPortland, ME 04102

Compare with Similar Doctors

Dr. John Hawkins Irwin III, DO
Dr. Adewumi Bakare DMSc, PA-C
Dr. Lewis Brian Richards IV, MD
Dr. Kathryn M Brouillette, MD
Dr. John Hawkins Irwin III, DODr. Adewumi Bakare DMSc, PA-CDr. Lewis Brian Richards IV, MDDr. Kathryn M Brouillette, MD
Internal MedicineInternal MedicineHospice & Palliative MedicinePediatrics
Accepts New Patients
1 
0 
0 
0 
45 Years of Experience 14 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks Chinese, English, French, German, Spanish Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin)
Portland , MEMesquite , TXPortland , MENorway , ME
Med School: Kansas City University Of Medicine & Bioscience College Of Osteopathic Med Med School: University of Lynchburg - DMSc Med School: Chicago Medical School At Rosalind Franklin University-Medicine & Sciences
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. John Hawkins Irwin

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. John Hawkins Irwin has the following 2 specialties

Specialty Expertise

Dr. John Hawkins Irwin has the following 9 areas of expertise

  • Check-up
  • Colonoscopy
  • Gastroenterology
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

45 Years Experience

Dr. John Hawkins Irwin holds an expired medical license in the state of Maine.

Medical License

Doctor Of Osteopathy with an expired medical license in the state of Maine that expired in 2025.

Education & Training

Residency

Completed their residency at Truman Medical Center.

Medical School

Graduated from Kansas City University Of Medicine & Bioscience College Of Osteopathic Med in 1981.

NPI Number

Dr. Irwin's NPI number is 1528092491.

Similar doctors

Frequently Asked Questions

Is Dr. John Irwin accepting new patients?
Dr. John Irwin has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. John Irwin accept virtual/telehealth appointments?
Dr. John Irwin has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. John Irwin?
You can find contact information for Dr. John Irwin here on Vitals.
Does Dr. John Irwin accept my insurance?
You can see the insurance plans that Dr. John Irwin accepts on their Vitals profile.
Where is Dr. John Irwin's office located?
Dr. John Irwin's office is located at 22 Bramhall St, Portland, ME, 04102.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.