Therese N Mastin

M.A., QMHP | Professional Counselor


  1345 Birch Ave, Cottage Grove
     Oregon, 97424-1416
  541-942-3939    541-942-9310 Maps & Directions
Therese N Mastin is a Cottage Grove, Oregon based counselor who is specialized as Professional Counselor. Active license number of Therese N Mastin is C8458 for Professional Counselor in Oregon. Her current practice location is 1345 Birch Ave, Cottage Grove. Patients can book an appointment with her at 541-942-3939.
Therese N Mastin is a licensed mental health practitioner trained to help individuals, couples, and groups address emotional, psychological, and behavioral challenges. She uses talk therapy and evidence-based counseling methods to support clients in managing mental health conditions, improving relationships, and developing coping strategies for life’s difficulties.
Complete Profile:
Therese N Mastin speciality, credentials, practice address, contact phone number and fax are as below. Patients can directly walk in or can call on the below given phone number for appointment.
Name: Therese N Mastin
Specialization: Professional Counselor
Gender:Female
Credentials: M.A., QMHP
Accepts Medicare Assignment:No
Practice Address:1345 Birch Ave, Cottage Grove,
Oregon, 97424-1416
Phone:541-942-3939
Fax:541-942-9310
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.
NPI Number: 1003059296
NPI Enumeration Date: 17 Apr, 2009
NPI Last Update On: 10 Jun, 2026

Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Therese N Mastin are as mentioned below.
License NumberSpecializationStateStatus
C8458Professional Counselor OregonPrimary
Other Medical Identifiers:
Other legacy medical identifiers associated with Therese N Mastin such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
019047MedicaidOregon
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: 410 N 9th St, Po Box 5
Cottage Grove, Oregon
Zip: 97424-1307
Phone Number: 541-942-2850
Fax Number: 541-942-1574
Patients can reach Therese N Mastin at 1345 Birch Ave, Cottage Grove, Oregon or can call to book an appointment on 541-942-3939.
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 13 July, 2026.