Sean Maddock, M.D.

Pulmonary Disease Internal Medicine

Internal Medicine

Sean Maddock is a Pulmonary Disease Internal Medicine specialist based in Denver, CO with over 11 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(303) 388-4461Denver, CO
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Sean Maddock, M.D. practices as part of a group pulmonologist practice in Denver, CO. He graduated from New York Medical College in 2015 and has 11+ years of clinical experience. He regularly sees Medicare patients with hypertension, high cholesterol, and COPD (per CMS claims data).

1 of 113 Internal Medicine providers in COSee all Internal Medicine in Denver11+ years experienceNPI since 2015

Older · 1725dNPPES updated 2021-09-02 · verify NPI on CMS · Verify license at Colorado Medical Board

Contact & Location

Practice Location

1400 Jackson St, Denver, CO 80206-2761

Fax: (303) 398-1211
CMS Clinical Data

How Does This Doctor Compare?

Generic Rx

↑ Higher = better

46.4%

Colorado avg: 81.7 · US avg: 82.8

Lower than most doctors nationally(-36.4 pts)

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

Medicare Patients

126

Unique beneficiaries

Standard volume

Prescription Recipients

28

Patients prescribed

Prescriptions Written

110

Total claims

Total Medicare drug cost: $44k

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 Hypertension, High Cholesterol, and COPD.

Hypertension
Higher than avg (+5%)75%

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

US avg: 70.2%

↑ More patients than average (+5%) — a focus area for this doctor

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

COPD
Higher than avg (+33%)53%

Chronic Obstructive Pulmonary Disease — a group of lung diseases that block airflow

US avg: 20.4%

↑ More patients than average (+33%) — a focus area for this doctor

Arthritis
49%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%
Ischemic Heart Disease
Higher than avg (+14%)46%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

US avg: 31.7%

↑ More patients than average (+14%) — a focus area for this doctor

Anxiety Disorders
Higher than avg (+6%)40%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

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

Heart Failure
Higher than avg (+15%)37%

The heart cannot pump blood efficiently enough to meet the body's needs

US avg: 22.5%

↑ More patients than average (+15%) — a focus area for this doctor

Atrial Fibrillation
Higher than avg (+13%)35%

An irregular, often rapid heartbeat that increases the risk of stroke

US avg: 22%

↑ More patients than average (+13%) — a focus area for this doctor

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. Graduated medical school · 2015

    New York Medical College

  2. Board certified · Sep 1, 2021

    Self-reported via NPPES

  3. 11 years in practice

    Established

Internal MedicinePulmonary Disease in DenverAllopathic & Osteopathic Physicians

Pulmonologists specialize in respiratory conditions including asthma, COPD, pneumonia, pulmonary fibrosis, sleep apnea, and lung cancer screening. They manage patients on ventilators and perform bronchoscopies.

Taxonomy: 207RP1001X

Education & Training

New York Medical College (Class of 2015)

Practice Footprint

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 390336

View hospital on Medicare Care Compare

Virtual Pulmonary Disease Care With Sean Maddock

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

Schedule a virtual visit with Sean Maddock for blood pressure monitoring, cholesterol management, COPD management — 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 Sean Maddock

Dr. Maddock is listed as active in the NPI registry with telehealth listed in Denver, CO. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (303) 388-4461.

Verified across 4 federal data sources

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

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Claim Profile

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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