Marissa Elizabeth Lachaga , PA-S
Physician Assistant • Hermiston, OR
This profile is compiled from official public domain records provided by CMS and the NPPES registry. TRUE-MEDINFO is an independent reference directory and does not provide medical advice, diagnosis, or treatment recommendations. Always consult a licensed medical professional for personal health decisions.
Professional Overview & Biography Verified Profile Summary
Marissa Lachaga, PA-S is a registered Physician Assistant practitioner in Hermiston, OR. With approximately 6 years of clinical practice since graduating from University Of Utah School Of Medicine in 2020, Marissa Lachaga provides healthcare services at the registered practice location at 600 NW 11TH ST STE E37.
Marissa Lachaga is affiliated with Good Shepherd Health Care System and accepts Medicare assignment.
Frequently performed procedures and clinical services include detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.
Practice Location & Contact Primary Location
600 Nw 11th St Ste E37
Hermiston, OR 978388604
Medicare Profile & Education
University Of Utah School Of Medicine
2020
✓ Accepts Assignment
In-Person Only
Specialty Benchmarks & Practice Insights
Comparative analytics for Physician Assistant in Hermiston, OR
Practicing in Hermiston, OR (2106 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Clinical Seniority & Experience Comparison
Performed Procedures & Service Volume
Top Medicare Part B procedures performed by this practitioner
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
87428
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza
|
11 | 11 | $44.00 | $40.79 |
Medical Specialties & State Licenses
CMS Verified: 2026-06-11NUCC Taxonomy Code: 363A00000X
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
NUCC Taxonomy Code: 363A00000X
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
Hospital & Practice Group Affiliations
Good Shepherd Health Care System
600 Nw 11th St, Hermiston, OR 978388604
Phone: 5416673400
Good Shepherd Health Care System
600 Nw 11th St, Hermiston, OR 978388604
Phone: 5416673400
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Nurse Practitioner
Nurse Practitioner - Family
Family Nurse Practitioner (Certified)
Nurse Practitioner - Family
Nurse Practitioner - Family
Advanced Registered Nurse Practitioner
Physician Assistant
Family Medicine
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 600 NW 11TH ST STE E37, HERMISTON, OR 978388604 (Tel: 5415675305)
Registered at 600 NW 11TH ST STE E37, HERMISTON, OR 978388604 (Tel: 5415675305)
Registered at 589 NW 11TH ST, HERMISTON, OR 978386600 (Tel: 5415671717)
Registered at PO BOX 190, TOPPENISH, WA 989480190 (Tel: 5098652395)
Registered at 220 W 7200 S STE A, MIDVALE, UT 840471043 (Tel: 8015665494)
Registered at 2621 S 3270 W, WEST VALLEY CITY, UT 841191119 (Tel: 3852612737)
Physician Assistant (License #8438012-1206 in UT)
NPI status registered as active in NPPES database
Registered at 2452 E HORIZON DR, EAGLE MOUNTAIN, UT 840056295 (Tel: 8018195575)
Registered at 2452 E HORIZON DR, EAGLE MOUNTAIN, UT 840056295 (Tel: 8018195575)
Recorded as MARISSA LACHAGA, PA-S
Student in an Organized Health Care Education/Training Program
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
Verified patient ratings, medical care experiences, and facility photos
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NPI Administrative Meta
Mailing Address
600 Nw 11th St Ste E37
Hermiston, OR 978388604
Phone: 5415675305
This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.