Dr. John Gershefski is a Bethesda, Maryland based psychologist who is specialized in Clinical Psychology. Active license number of Dr. John Gershefski is 03398 for Clinical Psychology in Maryland. His current practice location is 6809 Whittier Blvd, Bethesda. Patients can reach him at 301-263-1115. Dr. John Gershefski is PH.D. in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1427180405.
Dr. John Gershefski 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.
Complete Profile:
Dr. John Gershefski speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Dr. John Gershefski |
| Specialization: | Clinical Psychology |
| Gender: | Male |
| Credentials: | PH.D. |
| Practice Address: | 6809 Whittier Blvd, Bethesda,
Maryland, 20817-6066 |
| Phone: | 301-263-1115 |
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: | 1427180405 |
| NPI Enumeration Date: | 12 Mar, 2007 |
| NPI Last Update On: | 14 Jan, 2014 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. John Gershefski are as mentioned below.
| License Number | Specialization | State | Status | |
| 03398 | Clinical Psychology | Maryland | Primary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Dr. John Gershefski
6809 Whittier Blvd,
Bethesda, Maryland |
| Zip: | 20817-6066 |
| Phone Number: | 301-263-1115 |
Patients can reach Dr. John Gershefski at
6809 Whittier Blvd, Bethesda, Maryland or can
call to book an appointment on 301-263-1115.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.