Meet our Staff

We are a team of dedicated professionals that are here to serve you.

Angela Stock Nairn, MD

Angela Stock Nairn, MD

AAFP Board Certified Family Physician

Angela Stock Nairn, MD, is board-certified in Family Medicine by the American Board of Family Practice. She is also a member of the American Medical Association, the Oregon Medical Association, and the Clatsop County Medical Society.
She has a comprehensive background in preventative care of the family, and care of chronic diseases and conditions such as diabetes, hypertension, and asthma.
After earning her undergraduate in Biology from Oregon State University, Dr. Nairn went on to earn her medical degree from Oregon Health Science University. She completed her 3-year residency at West Suburban Family Practice in River Forest, Illinois. She worked as an urgent care physician in Chicago before returning to the Pacific Northwest.
Dr. Nairn is on the active medical staff at Columbia Memorial Hospital where she currently chairs the Credentialing Committee, and also serves on the Strategic Planning Committee.
Dr. Nairn is a member of American Association of Family Physicians, American Medical Association, Oregon Medical Board, Oregon Medical Association, and Oregon Rural Health Association.
Dr. Nairn values her involvement in the local medical community where she often spends her days off performing child abuse assessments at the Clatsop County Lighthouse for Kids.
Dr. Nairn and her husband Kent had always wanted to raise their family in a small community, and they have established strong roots here with their two children since 2000.
Dr. Nairn enjoys spending time with her family enjoying outdoor recreation. She routinely swims, runs, and bikes as her commitment to regular exercise. She has been known to run 1/2 marathons and sprint triathlons.

Shannon Marsh, FNP-C

Shannon Marsh, FNP-C

AANP Board Certified Family Nurse Practitioner

Shannon Marsh, FNP-C is a board-certified Family Nurse Practitioner by the American Academy of Nurse Practitioners National Certification Board. Mrs. Marsh is Board Certified by the American Association of Nurse Practitioners in Family Medicine. She is a current member of the Nurse Practitioners of Oregon, ARNP United of Washington State, and the International Council of Nurses Nurse Practitioner/Advanced Practice Nurse Network.

Mrs. Shannon Marsh with great enthusiasm and dedication joined Pacific Family Medicine December 2020. She had been searching for a practice that she could become partner and dedicate the rest of her career building relationships with her patients and their families.

Mrs. Marsh began her nursing career at Gulf Coast State College in Florida before moving to England in 1998. She went on to earn her Advanced Nurse Practitioner Degree from Bournemouth University in 2006. Later earning her Post Graduate Certificate in Advanced Practice from the University of the West of England in 2011. While practicing medicine in England, her focus was primarily emergency medicine.
Later in 2011 Mrs. Marsh and her family returned to the United States to be closer to extended family. In 2014 Mrs. Marsh earned her master’s degree as a Family Nurse Practitioner. During this time, she worked in emergency medicine in of New Hampshire. Most recently Mrs. Marsh worked for Ocean Beach Hospital and Clinics where she performed primary care and hospitalist services for hospital inpatients from 2015 to 2020. She also worked for Pacific County Health Department providing family planning and sexual health services from 2018 to 2021.
Mrs. Marsh has volunteered as the designated health care provider for multiple high school and club sports including football, soccer, volleyball, track and field, cricket, and rugby to name a few. She is also a qualified track and field official and has coached soccer and other youth sports for many years.
Mrs. Marsh enjoys spending time with her husband Adrian and their six children, their partners, and three amazing grandchildren. Mrs. Marsh and her husband have been volunteering for South Pacific Humane Society as fosters for puppies and kittens since 2017. They also have three dogs and two cats of their own. Mrs. Marsh enjoys reading, hiking, traveling whenever possible to visit family and explore new places, and has recently rediscovered camping.

Janet Mossman, FACMPE

Janet Mossman, FACMPE

ACMPE Board Certified Medical Practice Executive, Fellow - Clinic Manager

Janet Mossman is the Clinic Manager for Pacific Family Medicine. She has worked in healthcare and healthcare management since 1993. She started at Ocean Beach Hospital and Medical Clinics in Ilwaco, Washington and spent the first fifteen rewarding years of her career there. She went on to manage Ocean Beach and Pacific Crest Physical Therapy clinics, and then joined Pacific Family Medicine in August of 2012.
Janet came to us with degrees in both Business Management and Accounting. She is Board Certified through the American College of Medical Practice Executives as a Fellow. She also holds several other national healthcare management and administration board certifications, and has a tremendous amount of experience and education in healthcare administration.
Janet has served three 2-year terms on the Board of Directors of the Oregon Medical Group Manager’s Association. Janet is currently serving in the position of President. She holds membership in the American Association of Professional Coders, the Society for Human Resource Management, the Oregon Medical Association, the Oregon Medical Manager’s Association and the National Medical Group Manager’s Association where she stays abreast of major healthcare movement and legal requirements. Janet‘s strongest strength is patient advocacy.
She is married to her best friend Leonard; they have three children, a daughter-in-law, eleven grandchildren, two female German shepherds, and a Chihuahua. She truly loves living in and being a part of the Clatsop County community; having lived in the area her entire life. Janet is very family oriented, and is most often found spending time with her family and close friends doing outdoor activities such as camping, kayaking, and exploring. Her hobbies include restoring and camping in her vintage 1955 Airstream travel trailer, photography, and quilting. She is proud to be part of the wonderful, dedicated team of professionals at Pacific Family Medicine, and looks forward to many more rewarding years to come!

Elisa Mossman, CPB, CCMA

Elisa Mossman, CPB, CCMA

Certified Professional Biller/AR Specialist and Certified Clinical Medical Assistant

Elisa Mossman is the Certified Professinal Biller and accounts receivable specialist for Pacific Family Medicine. She is also a relief Certified Clinical Medical Assistant. Elisa came to our clinic as our records clerk in October of 2012. She completed her Clinical Medical Assisting certification through Allied Health in September of 2015, and her Certified Professional Biller certification through American Association of Professional Coders in 2019. Prior to the medical field Elisa worked in banking and loans for 7 years after completing her Associate of Arts Oregon Transfer Degree at Clatsop Community College.
Elisa grew up locally and enjoys the outdoors, photography of the outdoors, and is an avid lover of cats.

Denise Lilley

Denise Lilley

Medical Receptionist

Denise Lilley is the Medical Receptionist for Pacific Family Medicine. Denise has been with us since May 2014. She completed her medical office systems internship with the Clatsop County Health Department in 2010. She later worked in reception at Northwest Urgent Care.
Denise grew up in Astoria where her family still resides. She is very family oriented, and in her spare time, she enjoys taking her three sons to the Riverwalk, local parks, and lakes.

Tiffany Stripling, CCMA

Tiffany Stripling, CCMA

Certified Clinical Medical Assistant for Angela Stock Nairn, MD

Tiffany Stripling is the certified clinical medical assistant for Dr. Angela Stock Nairn. Tiffany joined Pacific Family Medicine in September of 2019.

Tiffany grew up in Kansas City where she received her Certified Nursing Assistant certificate (CNA) before graduating high school. She knew she wanted to work and support patients through a career in healthcare. Tiffany has 10 years’ experience in healthcare. She started in skilled nursing facilities working her way up to acute hospital care. Tiffany later graduated from Pittsburg State University with a major in Business Management and a minor in Marketing.

Tiffany began her life’s new journey here in Astoria a little over four years ago. She enjoys spending her off time working at Northwest Senior and Disability Services. She has been a full time caregiver there for the past few years.

During her free time you will find her outside hiking, kayaking and spending time with her 8 year old daughter. “She is very pleased to be a part of Pacific Family Medicine’s family and couldn’t ask for a better doctor to work for!”

Shellilynn Brown, CCMA

Shellilynn Brown, CCMA

Certified Clinical Medical Assistant for Shannon Marsh, FNP-C

Shelli Brown, CCMA for Shannon Marsh, FNP-C at Pacific Family Medicine. She joined our team in February of 2020. Shelli previously worked in customer service at the Columbia Memorial Hospital Cancer Center for several years. She is pleased to be now working in direct patient care.

Shelli has a total of 12 years working in the medical field which includes the operating room at a major trauma center in San Diego, California and St. Johns Hospital in Longview, Washington prior to becoming a stay at home mother of three amazing daughters in the Clatskanie area.

In addition to her medical experience, Shelli spent 7 years in banking and loan industry. She is married to her best friend, Bob who is retired, and oversees their hobby of breeding standard poodles. When there is not a litter of pups to love on, they enjoy going out fishing on the beautiful Columbia River and local lakes.

Shelli deeply appreciates the opportunity she has been given to work with the amazingly kind providers and staff at Pacific Family Medicine (her words).

Amy Horton, MA

Amy Horton, MA

Referral Coordinator and Medical Assistant

Amy Horton, MA is our referral coordinator, medical records specialist, and float medical assistant at Pacific Family Medicine. Amy joined our team in February 2021.
Amy attended Ilwaco High School, Lower Columbia College, and Brigham Young University, Her Associates Degree focused on Human Development, and expanded into training in emergency medical technician, firefighting, customer service, youth protection, and over 200 hours of trauma therapy. She received multiple service excellence awards during her 17 years of experience in the medical front and back offices as well as volunteering whenever possible outside of work.
Amy currently lives in Longview, Washington. She is a mother to her 2 adult children, 2 dogs, and a cat, and has been married for over 20 years to her husband and best friend Patrick. She loves camping, reading, sewing, quilting, and watching movies.