Mary Vrabec, M.D.

Internal Medicine

Mary Vrabec is an Internal Medicine specialist based in Denver, CO with over 39 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(303) 394-9355Denver, CO
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Mary Vrabec, M.D. has practiced internal medicine for 39+ years, working in group practice. A University of Wisconsin School of Medicine graduate since 1987, she brings 39+ years of experience. She regularly sees Medicare patients with high cholesterol, hypertension, and arthritis (per CMS claims data).

At a glance

  • Prescribes opioids less than 52% of reporting doctors in Colorado
  • Uses generic medications more than 42% of reporting doctors in Colorado
  • Virtual visits available — no app or travel required
1 of 337 Internal Medicine providers in COSee all Internal Medicine in Denver39+ years experienceNPI since 2007

Older · 1567dNPPES updated 2022-02-09 · verify NPI on CMS · Verify license at Colorado Medical Board

Contact & Location

Practice Location

4500 E 9th Ave Ste 450, Denver, CO 80220-3933

Fax: (303) 388-8564
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.

Opioid Rx

↓ Lower = better

1.19%

Colorado avg: 6.1 · US avg: 5.1

Higher than most doctors nationally(-3.9 pts)

Typical range among reporting doctors in Colorado

1.19% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

85.6%

Colorado avg: 81.7 · US avg: 82.8

Higher than most doctors nationally(+2.8 pts)

Typical range among reporting doctors in Colorado

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

279

Unique beneficiaries

Standard volume

Prescription Recipients

507

Patients prescribed

Prescriptions Written

3,600

Total claims

Total Medicare drug cost: $378k

Percentile rankings compared against 1,617 reporting peers in Colorado.

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, Hypertension, and Arthritis.

High Cholesterol
Lower than avg (-10%)60%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↓ Fewer patients than average (-10%) — less common here

Hypertension
Lower than avg (-12%)58%

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

US avg: 70.2%

↓ Fewer patients than average (-12%) — less common here

Arthritis
Lower than avg (-6%)43%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-6%) — less common here

Osteoporosis
Higher than avg (+6%)24%

Weakened bones that are more prone to fractures, common in older adults

US avg: 18.1%

↑ More patients than average (+6%) — a focus area for this doctor

GeneralBehavioralNational avg

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

Industry Payment Transparency

$233 received from industry

12 transactions reported in 2024 ·Low tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Mary Vrabec's NPI.

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Background & Specialty

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

Career Journey
  1. Graduated medical school · 1987

    University of Wisconsin School of Medicine and Public Health

  2. 39 years in practice

    Senior practitioner

Internal MedicineAllopathic & Osteopathic Physicians

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Taxonomy: 207R00000X

Education & Training

University of Wisconsin School of Medicine (Class of 1987)

Practice Footprint

Mailing address

4900 S Monaco St Ste 210, Denver, CO 80237-3487

Differs from practice location

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 390339

View hospital on Medicare Care Compare

Virtual Internal Medicine Care With Mary Vrabec

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

Schedule a virtual visit with Mary Vrabec for cholesterol management, blood pressure monitoring, arthritis follow-ups — 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 Mary Vrabec

NPI records show Dr. Vrabec as active with telehealth listed in Denver, CO. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (303) 394-9355.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · 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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