Mark H Johnson
PHD | Clinical Psychologist | 40+ years Exp
400 15th Ave S Ste 205, Great Falls
Montana, 59405-4375
406-731-8888 406-731-8876
Maps & DirectionsMark H Johnson is a Great Falls, Montana based psychologist with 40 years of experience in Clinical Psychology. He completed his graduation from Ohio State University College Of Medicine in 1985. He is also affiliated with hospitals like He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Mark H Johnson is 198 in Montana. His current practice location is 400 15th Ave S Ste 205, Great Falls. Patients can reach him at 406-731-8888 or can fax him at 406-731-8876. Mark H Johnson is PHD in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1932100518.
Mark H Johnson 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:
Mark H Johnson speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Mark H Johnson |
| Specialization: | Clinical Psychology |
| Gender: | Male |
| Credentials: | PHD |
| Experience: | 40+ years |
| Medical School Attended: | Ohio State University College Of Medicine |
| Graduation Year: | 1985 |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 400 15th Ave S Ste 205, Great Falls,
Montana, 59405-4375 |
| Phone: | 406-731-8888 |
| Fax: | 406-731-8876 |
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.
| PAC ID: | 0941340558 |
| Enrollment ID: | I20091211000586 |
| NPI Number: | 1932100518 |
| NPI Enumeration Date: | 09 Aug, 2005 |
| NPI Last Update On: | 08 Apr, 2024 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Mark H Johnson are as mentioned below.
| License Number | Specialization | State | Status | |
| 198 | | Montana | Primary | |
| 198 | Clinical Psychology | Montana | Secondary | |
Hospital Affiliation:
Surgeons are affiliated to many hospitals whom they worked with in the past or are presently working with. One surgeon can be affiliated to four to five hospitals at a time.
| Hospital Name (CCN) | State | Hospital Type |
| (270012) | Great falls, MT | Acute Care Hospital |
Group Practice:
Group practices are practice of medicine by a group of physicians who share their premises and other resources. Following list states all the group name
with which Mark H Johnson is associated with along with the number of members in that group.
| Organization Name (Group PAC ID) | Members |
| Benefis Hospitals Inc (1153235296) | 306 |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Mark H Johnson
400 15th Ave S Ste 205,
Great Falls, Montana |
| Zip: | 59405-4375 |
| Phone Number: | 406-731-8888 |
| Fax Number: | 406-731-8876 |
Patients can reach Mark H Johnson at
400 15th Ave S Ste 205, Great Falls, Montana or can
call to book an appointment on 406-731-8888.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.