Photo of Dr. Merrill Harris

Dr. Merrill Harris, MD

Concierge Internal Medicine physician, Portland, OR

AIM Health

Dr. Harris is a Concierge Internal Medicine physician at AIM Health NW.

9555 SW Barnes Road, Suite 255, Portland, OR 97225
At a glance
Practice model
Membership on top of insurance-billed visits
Insurance
Accepts most insurance plans, Medicare included
Monthly membership
Up to 17 $60, ages 18-59 $110, ages 60+ $145 a month
Access
Members get 24/7 access to a physician
Board certification
Internal Medicine

Facts on this page last checked November 2026. How we check doctors

About Dr. Harris

The American Board of Internal Medicine certified Dr. Harris in internal medicine. She earned her undergraduate degree in biology at Claremont McKenna College. Her medical degree is from the University of Southern California Keck School of Medicine.

She trained in residency at Legacy Emanuel and Good Samaritan Hospitals, both in Portland. For 17 years, she worked as a hospitalist at Providence Portland Medical Center, managing inpatient care, before joining AIM Health. She supervised and taught resident physicians as a clinical instructor during inpatient medicine rotations.

She also has experience as a medical director in post-acute care, caring for patients in skilled nursing facilities. She is a Fellow of the American College of Physicians. She chose AIM Health because its physicians value the relationship between patient and physician.

She emphasizes timely, thorough care and focuses on preventive care and chronic disease management. She was the supervising physician for The Portland Marathon's Finish Line Medical Tent for nearly a decade. She volunteered in NE Portland with the Northeast Community Child Development Center.

Outside work, she enjoys growing plants indoors and outdoors and supports the performing arts community.

Membership and fees

Membership at AIM Health NW is offered on top of insurance-billed visits.

Monthly membership costs $60 for ages up to 17, $110 for ages 18 to 59 and $145 for ages 60 and older.

Members get 24/7 access to a physician and longer appointments.

Services

Preventive care Chronic disease management
What internal medicine doctors commonly treat

Education and credentials

Degree
MD
College
Claremont McKenna College (biology)
Medical school
University of Southern California Keck School of Medicine
Residency
Internal Medicine, Legacy Emanuel and Good Samaritan Hospitals, Portland
Board certification
Internal Medicine, American Board of Internal Medicine
Professional memberships
Fellow, American College of Physicians
License
Oregon
Board actions
Good standing (checked Nov 2026) None on record Verify with the Oregon Medical Board
NPI
1114956422

Location

9555 SW Barnes Road, Suite 255, Portland, OR 97225
AIM Health practice page
Directions

Recognition and research

Awards

Top Doctor in Internal Medicine (Hospitalist), recognized by physician peers in Portland Monthly Magazine, 2013, 2019 and 2020
Named a Portland Top Doctor by Portland Monthly Magazine

Publications

"Pumpers, skypers, surfers and texters: technology to improve the management of diabetes in teenagers", Diabetes, Obesity & Metabolism, 2012

Teaching and research roles

Supervisor and clinical instructor for resident physicians during inpatient medicine rotations

Patient reviews

Be the first to review Dr. Harris.
Write a review

Questions patients ask

Does Dr. Harris take insurance, or offer a membership?

AIM Health NW accepts most insurance plans, Medicare included. Membership is offered on top of insurance-billed visits.

How much does a membership at AIM Health NW cost?

Monthly membership costs $60 for ages up to 17, $110 for ages 18 to 59 and $145 for ages 60 and older.

Is Dr. Harris board certified?

The American Board of Internal Medicine certified Dr. Harris in internal medicine.

Where did Dr. Harris train?

She earned her undergraduate degree in biology at Claremont McKenna College. Her medical degree is from the University of Southern California Keck School of Medicine. She trained in residency at Legacy Emanuel and Good Samaritan Hospitals, both in Portland.

Does AIM Health NW offer telehealth?

Yes, the practice offers virtual appointments.

Are you Dr. Harris? Claim this profile for free. Report a correction.

Ready to contact AIM Health?