Erin D Unger, MD
Interventional Cardiology Internal Medicine
Erin D Unger is an Interventional Cardiology Internal Medicine specialist based in Littleton, CO with over 14 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: CARDIOVASCULAR DISEASE (CARDIOLOGY), INTERNAL MEDICINE
Erin D Unger, MD specializes in internal medicine, serving patients in Littleton, CO in group practice. A Northwestern University Feinberg Medical School graduate since 2012, she brings 14+ years of experience. She regularly sees Medicare patients with hypertension, high cholesterol, and ischemic_heart (per CMS claims data). CMS MIPS quality score: 77.18/100 (2023).
At a glance
- Uses generic medications more than 28% of reporting doctors in Colorado
- Federal MIPS score higher than 15% of MIPS-scored doctors in Colorado
- Virtual visits available — no app or travel required
Older · 2080dNPPES updated 2020-09-11 · verify NPI on CMS · Verify license at Colorado Medical Board
Contact & Location
Practice Location
1000 Southpark Dr, Littleton, CO 80120-5654
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
MIPS Score
202377.18/100
Colorado avg: 87.4 · US avg: 83.6
⚠ Lower than most doctors nationally(-6.4 pts)
How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Generic Rx
↑ Higher = better81.5%
Colorado avg: 81.7 · US avg: 82.8
⚠ Lower than most doctors nationally(-1.3 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
1,381
Unique beneficiaries
High volumePrescription Recipients
364
Patients prescribed
Prescriptions Written
2,121
Total claims
Total Medicare drug cost: $470k
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.
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 Ischemic Heart Disease.
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
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+26%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+2%) — a focus area for this doctor
An irregular, often rapid heartbeat that increases the risk of stroke
US avg: 22%↑ More patients than average (+22%) — a focus area for this doctor
The heart cannot pump blood efficiently enough to meet the body's needs
US avg: 22.5%↑ More patients than average (+16%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+4%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-7%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$118 received from industry
5 transactions reported in 2024 ·Low tier
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 Erin D Unger's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2012
Northwestern University Feinberg School of Medicine
Board certified · Sep 10, 2020
Self-reported via NPPES
14 years in practice
Established
An area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system.
Taxonomy: 207RI0011X
Education & Training
Northwestern University Feinberg Medical School (Class of 2012)
Mailing address
Po Box 801106, Kansas City, MO 64180-1106
Differs from practice location
Primary hospital affiliation: Critical Access Hospitals
CMS Certification Number: 391303
View hospital on Medicare Care CompareVirtual Interventional Cardiology Care With Erin D Unger
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Erin D Unger for blood pressure monitoring, cholesterol management, follow-up consultations — 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 Erin D Unger
Dr. Unger is listed as active in the NPI registry with telehealth listed in Littleton, CO. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (303) 744-1065.
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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Contact Erin D Unger
Practice Location
1000 Southpark Dr, Littleton, CO 80120-5654
Mailing Address
Po Box 801106, Kansas City, MO 64180-1106
This is a provider directory. Contact the office directly to schedule appointments.
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