Mary K. Nissen
- Gender: Female
- Sole propriator: No
- NPI: 1760735682
Mary K. Nissen
Social Worker
She is located at 407 Main Street Southwest in Ronan, MT 59864. Can help patients with the following: Dialectical Behavior Therapy (DBT), Grief, Obesity, Obsessive Compulsive Disorder (OCD), Separation Anxiety Disorder, Sleep Disorders. Her National Provider Identifier (NPI) number is 1760735682. Appointment can be made via the phone number (406) 210-8831.
Conditions treated
Mary Katherine Nissen, being an social worker, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Mary K. Nissen.
- Anger Management
- Anxiety
- Attention-Deficit/Hyperactivity Disorder (ADHD)
- Bipolar Disorder
- Career Counseling
- Child Abuse
- Compassion Fatigue
- Depression
- Dialectical Behavior Therapy (DBT)
- EMDR
- Eating Disorder
- Emotional Eating
- Family Conflict
- Gender Identity
- Grief
- Infertility
- Infidelity
- Isolation
- Life Coaching
- Life Transitions
- Loss, Grief, and Bereavement
- Mental Illness
- Obesity
- Obsessive Compulsive Disorder (OCD)
- Online Therapy
- Parenting
- Posttraumatic Stress Disorder (PTSD)
- Rape and Sexual Assault
- Relationship Issues
- School Issues
- Self-Esteem
- Self-Harming
- Separation Anxiety Disorder
- Sleep Disorders
- Spirituality and Religion
- Stress
- Trauma
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Mary K. Nissen as in-network for the following 2026 plans.
Health plans
Blue Cross and Blue Shield of Montana
Network data as of Jun 7, 2026, as reported by the insurer.
Show all 10 plans from Blue Cross and Blue Shield of Montana
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Blue Preferred Bronze PPO℠ 201 (4 plan variants) | PPO · Expanded Bronze | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Bronze PPO℠ 202 (4 plan variants) | PPO · Expanded Bronze | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Bronze PPO℠ Standard (4 plan variants) | PPO · Expanded Bronze | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Gold PPO℠ 204 (4 plan variants) | PPO · Gold | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Gold PPO℠ 901 (4 plan variants) | PPO · Gold | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Gold PPO℠ Standard (4 plan variants) | PPO · Gold | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Security PPO℠ 200 (4 plan variants) | PPO · Catastrophic | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Silver PPO℠ 203 (4 plan variants) | PPO · Silver | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Silver PPO℠ 308 (4 plan variants) | PPO · Silver | Blue Preferred PPO | Accepting new patients |
| Blue Preferred Silver PPO℠ Standard (4 plan variants) | PPO · Silver | Blue Preferred PPO | Accepting new patients |
Mountain Health CO-OP
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 28 plans from Mountain Health CO-OP
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| PEAK PPO BRONZE | PPO · Expanded Bronze | Preferred | Accepting new patients |
| Peak PPO Bronze HDHP | PPO · Expanded Bronze | Preferred | Accepting new patients |
| PEAK PPO BRONZE HDHP | PPO · Expanded Bronze | Preferred | Accepting new patients |
| Peak PPO Bronze Standard | PPO · Expanded Bronze | Preferred | Accepting new patients |
| Peak PPO Catastrophic | PPO · Catastrophic | Preferred | Accepting new patients |
| Peak PPO Gold | PPO · Gold | Preferred | Accepting new patients |
| PEAK PPO GOLD | PPO · Gold | Preferred | Accepting new patients |
| PEAK PPO GOLD HDHP | PPO · Gold | Preferred | Accepting new patients |
| Peak PPO Gold Standard | PPO · Gold | Preferred | Accepting new patients |
| Peak PPO Silver | PPO · Silver | Preferred | Accepting new patients |
| PEAK PPO SILVER | PPO · Silver | Preferred | Accepting new patients |
| PEAK PPO SILVER HDHP | PPO · Silver | Preferred | Accepting new patients |
| Peak PPO Silver Standard | PPO · Silver | Preferred | Accepting new patients |
| Plus Bronze (2 plan variants) | PPO · Expanded Bronze | Tier Two | Accepting new patients |
| Plus Bronze HDHP | PPO · Expanded Bronze | Tier Two | Accepting new patients |
| Plus Bronze Standard | PPO · Expanded Bronze | Tier Two | Accepting new patients |
| Plus Gold (2 plan variants) | PPO · Gold | Tier Two | Accepting new patients |
| Plus Gold HDHP | PPO · Gold | Tier Two | Accepting new patients |
| Plus Gold Standard | PPO · Gold | Tier Two | Accepting new patients |
| Plus Silver | PPO · Silver | Tier Two | Accepting new patients |
| Plus Silver HDHP | PPO · Silver | Tier Two | Accepting new patients |
| Plus Silver Standard | PPO · Silver | Tier Two | Accepting new patients |
| ROCKY MOUNTAIN GOLD HDHP | PPO · Gold | Preferred | Accepting new patients |
| ROCKY MOUNTAIN BRONZE | PPO · Expanded Bronze | Preferred | Accepting new patients |
| ROCKY MOUNTAIN BRONZE HDHP | PPO · Expanded Bronze | Preferred | Accepting new patients |
| ROCKY MOUNTAIN GOLD | PPO · Gold | Preferred | Accepting new patients |
| ROCKY MOUNTAIN SILVER | PPO · Silver | Preferred | Accepting new patients |
| ROCKY MOUNTAIN SILVER HDHP | PPO · Silver | Preferred | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Mary K. Nissen is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Questions & Answers
What conditions does Mary Katherine Nissen treat?
Mary Katherine Nissen provides treatment for Dialectical Behavior Therapy (DBT), Grief, Obesity, Obsessive Compulsive Disorder (OCD), Separation Anxiety Disorder, Sleep Disorders. For the full list see this list.
Does Mary Katherine Nissen accept insurance?
Mary Katherine Nissen is listed in-network for 38 ACA Marketplace (Obamacare/HealthCare.gov) plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP. See the Marketplace plans section for details.
Where can you meet with Mary Katherine Nissen?
Mary Katherine Nissen's office is located at 407 Main Street Southwest in Ronan, MT 59864.