Marissa Simko , FNP
Nurse Practitioner • Berkeley, CA
Professional Overview & Biography Verified Profile Summary
Marissa Simko, FNP is a registered healthcare professional specializing in Nurse Practitioner in Berkeley, CA. Practice services are available at 2344 6TH ST under active NPI credentials.
Practice Location & Contact Primary Location
2344 6th St
Berkeley, CA 947102412
Specialty Benchmarks & Practice Insights
Comparative analytics for Nurse Practitioner in Berkeley, CA
Practicing in Berkeley, CA (8378 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
CMS Verified: 2026-03-10NUCC Taxonomy Code: 363L00000X
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Occupational Therapist
Occupational Therapist Registered, L
Case Manager/Care Coordinator
Behavior Analyst
Counselor
Massage Therapist
Community Health Worker
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Recorded as MARISSA SIMKO, FNP
Nurse Practitioner (License #95027057 in CA)
Registered at 2344 6TH ST, BERKELEY, CA 947102412 (Tel: 0000000000)
Registered at 2344 6TH ST, BERKELEY, CA 947102412
Registered at 1179 N MCDOWELL BLVD, PETALUMA, CA 949546559 (Tel: 0000000000)
Registered at 1179 N MCDOWELL BLVD, PETALUMA, CA 949546559
Clinic/Center
NPI status registered as active in NPPES database
Registered at 832 ADDISON ST, BERKELEY, CA 947102048 (Tel: 3106265473)
Registered at 832 ADDISON ST, BERKELEY, CA 947102048 (Tel: 3106265473)
Recorded as MARISSA SIMKO, DNP
Registered Nurse (License #95057552 in CA)
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
Verified patient ratings, medical care experiences, and facility photos
Sign in to leave a review for Marissa Simko
Only verified registered users can submit ratings, post feedback, and upload facility photos.
NPI Administrative Meta
Mailing Address
2344 6th St
Berkeley, CA 947102412
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.