Our Proven, Science-Backed Approach to Medical Weight Loss

We build your personalized medical weight loss plan on four core pillars, ensuring you have the tools and support for every step of your journey.
ETHAN LAZARUS MD: EXPERT MEDICAL CARE

Double board-certified medical weight loss physician and provider team.

FDA-APPROVED WEIGHT LOSS MEDICATIONS

FDA-Approved weight loss medications including Zepbound (tirzepatide) and Wegovy (semaglutide).

PERSONALIZED NUTRITION PLANNING

Our registered dietitians help you achieve your goals through a personalized approach.

EDUCATION AND LASTING HABIT CHANGE

Using a psychology-based approach, we help you understand the 'why' behind your habits. Our team provide the tools you need to build healthier routines for results that last a lifetime.

Real Patients. Real Results.

"As a cancer survivor I was on five different medications.... Halfway through at CNC, I was off all five medications, and I no longer need medication to get through the day..."

"The most profound change that Dr. Lazarus’ program has had on my life, is that I have complete freedom from the constant food noise that I was so accustomed to..."

"The transformation isn’t just about numbers. It’s about rediscovering a zest for life, regaining confidence, and, importantly, breaking free from the past’s constraints..."

Denver Medical Weight Loss Programs

We offer clear, flexible programs designed to fit your goals and lifestyle. No obligations, no cancellation fees, and insurance is not required.
Option 1: Medical Weight Loss Program
Our comprehensive 20-week program for powerful, medically supervised weight loss.
Board-certified physician oversight
• Weight Loss Medication Management including GLP-1
Personalized Dietitian Support
Body Composition & Lab Analysis
Patient Portal & Direct Messaging
Starting at $250, then $99 weekly or bi-weekly
Option 2: Membership (Maintenance) Program
After completing your 20-week program, continue your journey with ongoing support to ensure your results last a lifetime.
Monthly medical check-ins
Ongoing medication adjustments
Continued access to your care team
Tools for sustainable habits
Body Comp / Lab Monitoring
$99 monthly after initial program

The CNC Advantage

  • Board-Certified Obesity Medicine Specialist: Dr. Lazarus has helped people like you achieve their health goals for over 20 years. He is a nationally-recognized expert in Obesity medicine. His team includes highly experienced Physician Associates and Registered Dietitians. You don't have to do this yourself - at CNC, you have a whole team cheering you on!
  • Comprehensive In-Person & Telehealth Care: Patients at CNC get the best of both worlds—the convenience of telehealth and the thoroughness of in-clinic visits with lab work and body composition analysis.
  • A Proven Local Track Record: Clinical Nutrition Center was founded in the 1970's, and has been owned and operated by Dr. Lazarus since 2004. We will be here to support you in maintaining your health goals for all the years to come.
  • No Hidden Fees or Insurance Hassles: Health insurance is not required for your care at CNC (although some insurance plans will cover weight loss treatment and/or medications) and we have no medical weight loss program cancellation fees.

Are You Ready to Take the Next Step?

Feel better. Be healthier and stronger. Have more energy. Do the things you want to do. Your journey starts with a simple conversation.

Your free, no-obligation 30-minute consultation is with one of our amazing Physician Assistants or Registered Dietitians to see if our program is a good fit for you. This can be done in-person, or by phone or video. New patients / Colorado residents only.

Not Ready to Schedule? Get Weight Loss Tips & Clinic News.

4.7
Based on 27 reviews
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  • I have been with CNC for 4 years. I started weighing 302 lbs, having suffered 26 surgeries and endured 22 years in law enforcement. Needless to say, when... read more

    Michael Wagner Avatar Michael
    September 25, 2025

    Cannot say enough about Clinical Nutrition. Their staff truly cares. I tried everything prior and I would yo-yo. I have lost 75 lbs with them and have kept it off... read more

    Nikki Avatar Nikki
    September 24, 2025

    Very good experience with the staff and nutritionist. I've taken very good care of me and help me lose significant weight over the past several years.

    Steve Mark Avatar Steve
    September 23, 2025
  • The staff at clinical nutrition center are very knowledgeable, empathetic, professional and supportive. I like that they are realistic with information, guidance and setting goals. They educate you ... read more

    Chris Barnett Avatar Chris
    August 13, 2025

    In the world of medical weight loss, I want to share what makes CNC stand out... You won't find a place with more qualified, experienced and compassionate professionals to... read more

    Erin Winchester Avatar Erin
    April 7, 2025

    I highly recommend Clinical Nutrition Center if you are considering a weight loss journey. I have lost 54 lbs using a GLP1 medication. They have provided me with... read more

    Annette Jones Avatar Annette
    December 24, 2024
  • Dr. Lazarus and his team go above and beyond to provide exceptional care. He is the best doctor I've ever had.

    Stephanie Griffin Avatar Stephanie
    December 23, 2024

    I started with the Clinical Nutrition Center the end of February after being told I needed to lose weight before I could get my knee replacement surgery! After starting with... read more

    Cindi Maestas Avatar Cindi
    December 23, 2024

    Dr. Lazarus is phenomenal. He is an expert across obesity treatments so he is able to find solutions that work for my individual (and changing) circumstances. I have learned so... read more

    Mary Davis Avatar Mary
    December 20, 2024
  • Visited the Clinical Nutrition Center in Denver and can’t praise Dr. Lazarus and his team enough. Their genuine approach to understanding individual challenges and crafting tailored solutions was a game-changer... read more

    Brady S Avatar Brady
    August 14, 2023

    I researched a couple weight loss clinics and I am so glad I landed at CNC. Heather has been beyond helpful, responsive, and compassionate in every way possible. ... read more

    Christine Storck Avatar Christine
    August 9, 2023

    A Gregory Avatar A
    February 1, 2023
  • I had been to several Denver area weight loss clinics prior to this one and there is just no comparison. Dr. Ethan Lazurus and his entire staff are helpful, kind,... read more

    Dene Kelly Avatar Dene
    September 8, 2021

    I called Dr Lazarus in the middle of the pandemic convinced I had an eating disorder at 69!!!!! He quickly had me understanding that my weight gain and binge... read more

    Vicki Johnson Avatar Vicki
    August 30, 2021

    I have been going to CNC for almost 13 years! I can’t say enough good things about them. Dr. Lazarus and his team have always been professional and caring. If... read more

    Nicole Purvis Avatar Nicole
    August 15, 2021
  • Dr. Lazarus and his staff, including Susan Ellis, are exceptional. They tailor each program to the individual and you are never made to feel guilty. They do what... read more

    Ptarmigan Emery Avatar Ptarmigan
    February 2, 2021

    angela fitch Avatar angela
    January 29, 2021

    Dr. Lazarus and staff are the best. It is not a fad diet. It is medically sound and overseen by the best in the business. I... read more

    Patricia Modica Avatar Patricia
    January 27, 2021
  • Dr. Lazarus is the best! He is a national expert on all things obesity. When my patients move to Denver, I refer them without hesitation to him, and they... read more

    Rob Ziltzer Avatar Rob
    January 26, 2021

    Dr. Lazzarus, Susan and the front office staff are great! I started at CNC in October 2020 due to weight loss needs before my knee replacement. Dr. L is so... read more

    Sheri Bryant Avatar Sheri
    January 26, 2021

    The store at the Clinical Nutrition Center is very convenient for picking up the food items I need to support my program with Dr. Lazarus. After the excellent check in,... read more

    Nancy Owen Avatar Nancy
    March 30, 2020
  • Lee Kidder Avatar Lee
    August 15, 2018

    Love it here!

    Kori Penaloza Avatar Kori
    August 15, 2018

    Charlene Endsley-Burge Avatar Charlene
    August 15, 2017
  • Caring and compassionate. Always encouraging. more than a weight loss clinic. It is about losing weight to be the healthiest happier you.

    Dana Turner Avatar Dana
    August 15, 2017

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