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Summary
Dr. Katherine Keller is a rheumatologist who also practices internal medicine, bringing specialized expertise in diagnosing and treating conditions that affect the joints, muscles, and immune system. Her dual training allows her to provide comprehensive care for patients with complex rheumatic diseases while managing their overall health needs.
Dr. Keller practices at MaineHealth Maine Medical Center and Northern Light Mercy Hospital in Portland, Maine. She focuses on treating rheumatoid arthritis and helping patients manage joint pain and stiffness. Her approach includes comprehensive blood work and metabolic testing to monitor disease activity and treatment response.
Dr. Keller practices at MaineHealth Maine Medical Center and Northern Light Mercy Hospital in Portland, Maine. She focuses on treating rheumatoid arthritis and helping patients manage joint pain and stiffness. Her approach includes comprehensive blood work and metabolic testing to monitor disease activity and treatment response.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 2 specialties
- 1 area of expertise
- 2 board certifications
- 2 hospital affiliations
- 2 office locations
- Female
Office Locations
Dr. Katherine Peterson Keller has 2 locationsRheumatology Associates Pa
51 Sewall StPortland, ME 04102 Tel: (207) 774-5761
Mon9:00 am - 5:00 pm
Tue11:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  | |  |
| Dr. Katherine Peterson Keller, MD | Dr. Edward Francis Pilkington | Dr. Alexis Anja Cavic | Dr. Brad Michael Schimelman |
| Rheumatology | Infectious Disease | Internal Medicine | Nephrology |
| Accepts New Patients | |||
| 13 Years of Experience | 17 Years of Experience | 32 Years of Experience | |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Portland , ME | Portland , ME | Portland , ME | Augusta , ME |
| Med School: Oregon Health & Science University School Of Medicine | Med School: Geisel School Of Medicine At Dartmouth | Med School: Loyola University Of Chicago Stritch School Of Medicine | |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Katherine Peterson Keller
Medical Specialties
Dr. Katherine Peterson Keller has the following 2 specialties
Specialty Expertise
Dr. Katherine Peterson Keller has the following area of expertise
Certifications, License, & Education
Dr. Katherine Peterson Keller 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.
NPI Number
Dr. Keller's NPI number is 1568854404.
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Frequently Asked Questions
- Is Dr. Katherine Peterson Keller accepting new patients?
- Dr. Katherine Peterson Keller is accepting new patients on Vitals. View Dr. Katherine Peterson Keller's profile on Vitals to make an appointment.
- How can I make an appointment with Dr. Katherine Peterson Keller?
- You can find contact information for Dr. Katherine Peterson Keller here on Vitals.
- Does Dr. Katherine Peterson Keller accept virtual/telehealth appointments?
- Dr. Katherine Peterson Keller has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Where is Dr. Katherine Peterson Keller's office located?
- Dr. Katherine Peterson Keller's office is located at 51 Sewall St, Portland, ME, 04102.
- Does Dr. Katherine Peterson Keller accept my insurance?
- You can see the insurance plans that Dr. Katherine Peterson Keller accepts on their Vitals profile.
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