Care providers

Mattawa Community Medical Center care providers include:

Alex Giannakopoulos


He is currently serving as the Pharmacist and Pharmacy Manager.  He completed his pre-pharmacy coursework and undergraduate degree in chemistry at Metropolitan State University of Denver and subsequently received his Doctor of Pharmacy degree from the University of Colorado. Aspects of pharmacy that he particularly enjoys include therapeutic uses for medications, drug-drug interaction screening and assisting his patients in receiving their medications.  In his spare time, some of his favorite things to do include going to the movies, road trips and spending time with family.


Alex Giannakopoulos

he / his

Alvin Thien

Doctor of Dental Surgery

He graduated from the University of Washington school of dentistry and has practiced in the Columbia basin ever since. He has practices dentistry in Othello, Connell, and Mattawa. He had practiced both in Private practice and in community health dentistry for the last 25 years.

He has been an Affiliate instructor both at the University of Washington and A.T still school of Dentistry and Oral Health. He was also an Affiliate instructor and Regional Director for the residency program for the Langone NYU residency program.

He is married to his wife Ellie and  three children, two who go to the university in Arizona and has one in high school.

He currently practices in Mattawa as a general dentist providing all aspects of dentistry from general dentistry, implant placement & restoration, teeth straightening , and dental surgery.

he / his

Bryan Larson

Behavioral health
he / his

Cindy Reed

Advanced Registered Nurse Practitioner
she / hers

Daniel E Sloane

he / his

Elaine Olbertz

she / hers

Jennifer Beaty

ARNP, FNP-C, Medical Director

Jennifer Beaty, ARNP, FNP-C, Medical Director

She received her Bachelors in Nursing degree at Seattle University and Masters in Nursing at Simmons University.  As a nurse and Nurse practitioner she has worked in a variety of inpatient and outpatient settings – Children’s Hospital, various pediatric clinics and both community health clinics and Family practice clinics.  She holds a national certification with the American Academy of Nurse Practitioners

Jennifer enjoys seeing patients at all ages and stages of life, and she strives to bring empathy, compassion and a high quality of care to every patient interaction

she / hers

Mara Fusfiled

Advanced Registered Nurse Practitioner
she / hers

before your visit

bring a list of your medications
bring your photo ID
bring insurance cards
bring copay
complete required paperwork
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