Mary G Mattison-Wynn, PSY D LP

Psychologist

Mary G Mattison-Wynn is a Psychologist based in Buffalo, MN with over 26 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(612) 670-8918Buffalo, MN
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Patients across MN can see Mary G Mattison-Wynn, PSY D LP in person in Buffalo or via virtual visit — no travel required. She has been in practice for 26+ years. Among her Medicare patients, common conditions include hypertension, arthritis, and depression (per CMS data).

1 of 205 Psychologist providers in MNSee all Psychologist in Buffalo26+ years experienceNPI since 2006

Older · 600dNPPES updated 2024-09-30 · verify NPI on CMS · Verify license at Minnesota Board of Medical Practice

Contact & Location

Practice Location

30 1st Ave Ne # 12, Buffalo, MN 55313-1515

Fax: (952) 300-8194
CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

20

Unique beneficiaries

Boutique practice

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages Hypertension, Arthritis, and Depression.

Hypertension
75%

High blood pressure — a leading risk factor for heart disease and stroke

Arthritis
70%

Joint inflammation causing pain, swelling, and stiffness

Depression
55%

A mood disorder causing persistent sadness and loss of interest in activities

Mood Disorders
55%

Conditions affecting emotional state, including depression and bipolar disorder

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Board certified · Sep 29, 2024

    Self-reported via NPPES

  2. 26 years in practice

    Experienced

PsychologistBehavioral Health & Social Service Providers

A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.

Taxonomy: 103T00000X

Practice Footprint

Mailing address

Po Box 80, Hamel, MN 55340-0080

Differs from practice location

Virtual Psychology Care With Mary G Mattison-Wynn

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Mary G Mattison-Wynn for blood pressure monitoring, arthritis follow-ups, depression management — no travel to Buffalo required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Mary G Mattison-Wynn

Dr. Mattison-Wynn is listed as active in the NPI registry with telehealth listed in Buffalo, MN. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (612) 670-8918.

Verified across 3 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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