Summary

Dr. Thalia Mayes is a gastroenterologist and internal medicine physician who has been practicing for 24 years. She earned her medical degree from the University of Rochester School of Medicine & Dentistry, building a comprehensive foundation in digestive health and overall patient care. Her dual specialization allows her to address both complex gastrointestinal conditions and broader internal medicine needs. Dr. Mayes speaks both English and Spanish, helping her connect with a diverse patient population.

Dr. Mayes practices at several locations throughout Portland, Maine, including the Portland Gastroenterology Center and is affiliated with MaineHealth Maine Medical Center and Northern Light Mercy Hospital. She specializes in treating colon polyps, diverticular disease, and diverticulosis. Her expertise includes performing lower GI endoscopy and colonoscopy procedures to diagnose and monitor digestive conditions. Patients have given her an average rating of 3.0 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3
  • 24 years of experience
  • 42 insurance plans accepted
  • speaks English, Spanish
  • University Of Rochester School Of Medicine & Dentistry
  • 9 written reviews
  • 2 specialties
  • 12 areas of expertise
  • 1 hospital affiliation
  • 3 office locations
  • Female

Patients’ Perspective

  • Gave an accurate diagnosis

Office Locations

Dr. Thalia Mayes has 3 locations

Portland Gastroenterology Center

161 Marginal WayPortland, ME 04101
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Mainehealth Maine Medical Center

22 Bramhall StPortland, ME 04102

Northern Light Mercy Hospital

175 Fore River PkwyPortland, ME 04102

Compare with Similar Doctors

Dr. Thalia Mayes, MD
Theresa Obonyano, APRN
Dr. Tevis Hatch Gearan, MD
Dr. Jeremy Raider Estrada, MD
Dr. Thalia Mayes, MDTheresa Obonyano, APRNDr. Tevis Hatch Gearan, MDDr. Jeremy Raider Estrada, MD
GastroenterologyGastroenterologyInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
24 Years of Experience 26 Years of Experience 17 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English Speaks English, French, Portuguese Speaks English
Portland , MESacramento , CAFalmouth , MELewiston , ME
Med School: University Of Rochester School Of Medicine & Dentistry Med School: The University of Texas Health Science Center at Houston Med School: Tufts University School Of Medicine Med School: Georgetown University School Of Medicine
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. Thalia Mayes

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • AARP - Medicare
  • Aetna
  • Aetna - Medicare
  • Aetna - Medicare (Advantage HMO)
  • Aetna - POS
  • Aetna - PPO
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - Medicare (Advantage HMO)
  • CHAMPVA
  • Cigna
  • Community Health Options
  • Consolidated Health Plans
  • Empire Blue Cross Blue Shield
  • GEHA
  • GEHA - Federal Employees Program
  • Harvard Pilgrim Health Care
  • HealthPartners
  • Humana
  • Humana - Medicare
  • Humana - Medicare (Advantage HMO)
  • Kaiser Permanente
  • Kaiser Permanente - Medicare (Advantage HMO)
  • Medicaid - Medicaid
  • Medicaid - Medicaid (HMO Plans)
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid (Managed)
  • Medicare - Medicare
  • Meritain Health
  • STLDentalPlan| LLC
  • Tricare
  • Tricare - Federal Employees Program
  • UniCare
  • UnitedHealthcare
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare Oxford
  • US Family Health Plan
  • Wellcare
  • Wellcare - Medicare (Advantage HMO)

Medical Specialties

Dr. Thalia Mayes has the following 2 specialties

Specialty Expertise

Dr. Thalia Mayes has the following 12 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Liver Diseases
  • Ulcerative Colitis

Certifications, License, & Education

24 Years Experience

Dr. Thalia Mayes holds an active medical license in the state of Maine.

Medical License

Medical Doctor with an active medical license in the state of Maine that expires in 2026.

Education & Training

Medical School

Graduated from University Of Rochester School Of Medicine & Dentistry in 2002.

NPI Number

Dr. Mayes' NPI number is 1033126826.

Similar doctors

Frequently Asked Questions

Which hospitals is Dr. Thalia Mayes affiliated with?
Dr. Thalia Mayes is affiliated with Mainehealth Maine Medical Center.
What languages does Dr. Thalia Mayes speak?
Dr. Thalia Mayes speaks English and Spanish.
Does Dr. Thalia Mayes accept my insurance?
You can see the insurance plans that Dr. Thalia Mayes accepts on their Vitals profile.
Is Dr. Thalia Mayes accepting new patients?
Dr. Thalia Mayes is accepting new patients on Vitals. View Dr. Thalia Mayes's profile on Vitals to make an appointment.
Where is Dr. Thalia Mayes's office located?
Dr. Thalia Mayes's office is located at 161 Marginal Way, Portland, ME, 04101.

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.