Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Monica H Demasi, MD

Individual provider Family Medicine Physician · NPI 1871525303

Monica H Demasi, MD is a Family Practice in Corvallis, Oregon. Graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2003, 23 years ago. Practices with Providence Health and Services Oregon, a 1,426-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts and Oregon.

Years since qualifying
23
Trained at
Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University
Licensed in
MA, OR
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

3517 NW Samaritan Dr Ste 201
Corvallis, OR 97330-3769
Phone: (541) 768-5142
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1700 Geary St Se Ste 200, Albany, OR 97322-6842 — (541) 812-5570

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence MD173840 (OR)
Family Medicine Physician Taxonomy 207Q00000X · Licence 228437 (MA)

Record details

NPI number1871525303
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 7, 2006
Last updated in NPPESJuly 2, 2021
Certification dateJuly 2, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Medical schoolCLVLND CLINIC LERNER COLLEGE OF MED OF CASE WSTN RSV UNIVERSITY
Graduated 2003 (23 years in practice)
Group practice Providence Health And Services Oregon — 1426 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Corvallis