Marilyn Duman, PSYD

Psychologist

Marilyn Duman is a Psychologist based in Denver, CO with over 34 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(303) 370-6639Denver, CO
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Marilyn Duman, PSYD has practiced psychology for 34+ years, working in independent practice. He has been practicing since 2006 — over 34 years. CMS Medicare data shows his patients commonly have high cholesterol, depression, and anxiety.

1 of 63 Psychologist providers in COSee all Psychologist in Denver34+ years experienceNPI since 2006

Older · 6894dNPPES updated 2007-07-09 · verify NPI on CMS · Verify license at Colorado Medical Board

Contact & Location

Practice Location

5595 E Custer Pl, Denver, CO 80246-1440

CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

15

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 High Cholesterol, Depression, and Anxiety Disorders.

High Cholesterol
75%

Elevated cholesterol or triglycerides that increase heart disease risk

Depression
75%

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

Anxiety Disorders
75%

Excessive worry or fear that interferes with daily life

Mood Disorders
75%

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. 34 years in practice

    Senior practitioner

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

Virtual Psychology Care With Marilyn Duman

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

Schedule a virtual visit with Marilyn Duman for cholesterol management, depression management, anxiety counseling — no travel to Denver 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 Marilyn Duman

NPI records show Dr. Duman as active with telehealth listed in Denver, CO. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (303) 370-6639.

Verified across 2 federal data sources

Sourced from CMS NPPES · OIG LEIE. 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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