Psychologist | Clinical Psychology

Dr. Katherine J Mahaffey, PH.D.

116 S 3rd St, Saint Peter, Minnesota, 56082-2043

About Dr. Katherine J Mahaffey

Dr. Katherine J Mahaffey is a psychologist based in Saint Peter, Minnesota who is specialized in Clinical Psychology. Active license number of Dr. Katherine J Mahaffey is LP4959 for Clinical Psychology in Minnesota. Her current practice location is 116 S 3rd St, Saint Peter. Patients can contact her at 507-931-8040 or can fax her at 507-931-8060. Dr. Katherine J Mahaffey, PH.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1164650560.

Dr. Katherine J Mahaffey is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. Katherine J Mahaffey's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. Katherine J Mahaffey
Specialization Clinical Psychology
Credentials PH.D.
Gender Female
Practice Address: 116 S 3rd St,
Saint Peter, MN - 56082-2043
Fax 507-931-8060

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1164650560
NPI Enumeration Date: 24 Jun, 2009
NPI Last Update On: 24 Jun, 2009

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. Katherine J Mahaffey are as mentioned below.

License NumberSpecializationStateStatus
LP4959Clinical Psychology MinnesotaPrimary
418Clinical Psychology WyomingSecondary
LP4959Forensic Psychology MinnesotaSecondary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. Katherine J Mahaffey
116 S 3rd St,
Saint Peter, MN - 56082-2043
Phone: 507-931-8040
Fax: 507-931-8060

Book an Appointment with Dr. Katherine J Mahaffey

To schedule an appointment, contact Dr. Katherine J Mahaffey at 116 S 3rd St, Saint Peter, Minnesota or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Katherine J Mahaffey:

Dr. Katherine J Mahaffey is a psychologist specializing in Clinical Psychology. She is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Katherine J Mahaffey is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. Katherine J Mahaffey practices at 116 S 3rd St, Saint Peter, Minnesota, 56082-2043.

To schedule an appointment with Dr. Katherine J Mahaffey, please contact the office at 507-931-8040.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.