Psychologist | Clinical Psychology

Steven Mark Portnoy, MA

19875 Butternut Ln, Southfield, Michigan, 48076-1795

About Steven Mark Portnoy

Steven Mark Portnoy is a psychologist based in Southfield, Michigan who is specialized in Clinical Psychology. Active license number of Steven Mark Portnoy is 6301007087 for Clinical Psychology in Michigan. His current practice location is 19875 Butternut Ln, Southfield. Patients can contact him at 248-568-3711 or can fax him at 248-569-9410. Steven Mark Portnoy, MA, specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1528461746.

Steven Mark Portnoy 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Steven Mark Portnoy'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 Steven Mark Portnoy
Specialization Clinical Psychology
Credentials MA
Gender Male
Practice Address: 19875 Butternut Ln,
Southfield, MI - 48076-1795
Fax 248-569-9410

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 Number1528461746
NPI Enumeration Date: 01 Oct, 2014
NPI Last Update On: 01 Oct, 2014

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 Steven Mark Portnoy are as mentioned below.

License NumberSpecializationStateStatus
6301007087Clinical Psychology MichiganPrimary
6301007087School Psychology MichiganSecondary

Mailing Address

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

Steven Mark Portnoy
30200 Telegraph Rd, Suite 207
Bingham Farms, MI - 48025-4502
Phone: 248-568-3711
Fax: 248-569-9410

Book an Appointment with Steven Mark Portnoy

To schedule an appointment, contact Steven Mark Portnoy at 19875 Butternut Ln, Southfield, Michigan or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Steven Mark Portnoy:

Steven Mark Portnoy is a psychologist specializing in Clinical Psychology. He 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Steven Mark Portnoy 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.

Steven Mark Portnoy practices at 19875 Butternut Ln, Southfield, Michigan, 48076-1795.

To schedule an appointment with Steven Mark Portnoy, please contact the office at 248-568-3711.

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