Joshua Portnoy, M.D.

Pulmonary Disease Internal Medicine

Internal Medicine

Joshua Portnoy is a Pulmonary Disease Internal Medicine specialist based in Littleton, CO with over 31 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: INTERNAL MEDICINE

(720) 914-1000Littleton, CO
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Patients across CO can see Joshua Portnoy, M.D. in person in Littleton or via virtual visit — no travel required. With 31+ years of experience, he has been practicing in the Littleton area. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and arthritis. CMS MIPS quality score: 75/100 (2023).

At a glance

  • Federal MIPS score higher than 12% of MIPS-scored doctors in Colorado
  • Virtual visits available — no app or travel required
1 of 113 Internal Medicine providers in COSee all Internal Medicine in Littleton31+ years experienceNPI since 2006

Older · 286dNPPES updated 2025-08-10 · verify NPI on CMS · Verify license at Colorado Medical Board

Contact & Location

Practice Location

8210 Southpark Ter, Littleton, CO 80120-5614

Fax: (720) 914-1010
CMS Clinical Data

How Does This Doctor Compare?

MIPS Score

2023

75/100

Colorado avg: 87.4 · US avg: 83.6

Lower than most doctors nationally(-8.6 pts)

How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.

Medicare Patients

568

Unique beneficiaries

High volume

Prescription Recipients

197

Patients prescribed

Prescriptions Written

1,139

Total claims

Total Medicare drug cost: $403k

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 Arthritis.

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

Arthritis
Higher than avg (+3%)52%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↑ More patients than average (+3%) — a focus area for this doctor

Ischemic Heart Disease
Higher than avg (+19%)51%

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

US avg: 31.7%

↑ More patients than average (+19%) — a focus area for this doctor

Atrial Fibrillation
Higher than avg (+16%)38%

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

US avg: 22%

↑ More patients than average (+16%) — a focus area for this doctor

COPD
Higher than avg (+14%)34%

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

US avg: 20.4%

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

Heart Failure
Higher than avg (+8%)30%

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

US avg: 22.5%

↑ More patients than average (+8%) — a focus area for this doctor

Chronic Kidney Disease
Lower than avg (-1%)29%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

US avg: 29.6%

↓ Fewer patients than average (-1%) — less common here

GeneralBehavioralNational avg

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

Industry Payment Transparency

$1.1k received from industry

51 transactions reported in 2024 ·Moderate 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 Joshua Portnoy's NPI.

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Background & Specialty

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

Career Journey
  1. Board certified · Aug 9, 2025

    Self-reported via NPPES

  2. 31 years in practice

    Senior practitioner

Internal MedicinePulmonary Disease in LittletonAllopathic & 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

Practice Footprint

Mailing address

9301 Poundstone Pl, Greenwood Village, CO 80111-3410

Differs from practice location

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 390334

View hospital on Medicare Care Compare

Virtual Pulmonary Disease Care With Joshua Portnoy

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

Schedule a virtual visit with Joshua Portnoy for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Littleton 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 Joshua Portnoy

NPI records show Dr. Portnoy as active with telehealth listed in Littleton, CO. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (720) 914-1000.

Verified across 6 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · 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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