Board-certified specialists for complex lung conditions, critical illness
recovery, and long-term metabolic health in Colorado.
Pulmonary, Critical Care and Metabolic Health
In-network with major insurers
Accepting new patients
Lone Tree, CO
Specialties
Specialized care across pulmonary medicine, critical care, and metabolic health, all under one practice in Lone Tree.
Asthma, COPD, sleep apnea, interstitial lung disease, pulmonary hypertension, chronic cough, and other related conditions.
Expertise for complex, acute, and high-acuity conditions, plus continued care in a hospital setting.
Weight management, GLP-1 medications, metabolic optimization, and long-term wellness.
Your providers
Two board-certified physicians. One practice built around exceptional, whole-person care.

Pulmonary
Dr. Gupta completed his undergraduate degree with a Bachelor of Science in Bio-Medical Engineering. He attended medical school at Des Moines University, College of Osteopathic Medicine. He went on to complete his Internal Medicine residency and pulmonary/critical fellowship at Mclaren Oakland Hospital in Pontiac, MI…
Pulmonary medicine
Critical care
Advanced Bronchoscopy

Metabolic health · Wellness
Dr. Eric Martin completed his undergraduate degree in Biomedical Sciences at Texas A&M University, graduating Magna Cum Laude. He attended medical school at Texas Tech University, where he graduated Alpha Omega Alpha (AOA). He completed his internal medicine training at the University of Colorado, , and practiced there as a…
Obesity Medicine
Echocardiography
Critical Care
Why choose Breathe
Built for patients who want answers, access, and doctors who know them, not just their charts.
01
We can usually see new patients within days, not months. No six-week wait for a workup. No bouncing between schedulers. You call, you get on the calendar, you get seen.
02
We accept most major insurance. For patients who’d rather pay cash, we publish our rates up front. No surprise bills, no back-end billing fights, no guessing what the visit cost until weeks later.
03
We treat the whole picture, not the scan in front of us. How you breathe, how you feel day to day, and where your health is heading all get factored into the plan.
What patients say
Real reviews from across the Denver metro area from the patients we’ve had the privilege of treating.
“Dr. Gupta took the time to actually explain my diagnosis and walk through every option. I never felt rushed. Truly a different experience from my last specialist.”
“Dr. Gupta took the time to actually explain my diagnosis and walk through every option. I never felt rushed. Truly a different experience from my last specialist.”
“Dr. Gupta took the time to actually explain my diagnosis and walk through every option. I never felt rushed. Truly a different experience from my last specialist.”
“Dr. Gupta took the time to actually explain my diagnosis and walk through every option. I never felt rushed. Truly a different experience from my last specialist.”
“Dr. Gupta took the time to actually explain my diagnosis and walk through every option. I never felt rushed. Truly a different experience from my last specialist.”
“Dr. Gupta took the time to actually explain my diagnosis and walk through every option. I never felt rushed. Truly a different experience from my last specialist.”
Posted on Google![]()
Leslie PowersTrustindex verifies that the original source of the review is Google.
Dr. Gupta listens to me, is incredibly supportive, knowledgeable and down to earth. His administrative staff is responsive, also knowledgeable and consistently follows up. I’m sure glad he’s on my team!Posted on Google![]()
Kim HarrisonTrustindex verifies that the original source of the review is Google.
Finally feel like I am getting the help I need..Posted on Google![]()
James AshleyTrustindex verifies that the original source of the review is Google.
Dr. Gupta cares, speaks honestly, and listens.Posted on Google![]()
deborah sanchezTrustindex verifies that the original source of the review is Google.
Absolutely fantastic care! Dr. Gupta and his staff are number one. We could not be in any better care. Recommend them to everyone.Posted on Google![]()
Donny OBryanTrustindex verifies that the original source of the review is Google.
I've been suffering with breathing issues for a long time. It wasn't until I started seeing dr. Gupta that I've seen positive results.! I am so happy and grateful.
Accepting new patients in Lone Tree, CO. Request an appointment and
we’ll be in touch within one business day.