Dr. Leonard Zemel, MD

Dr. Leonard Zemel, MD

Endocrinology, Diabetes & Metabolism  ·  
Male  ·  
Age 61
(44)
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Dr. Leonard Zemel, MD is an endocrinology, diabetes & metabolism specialist in Lone Tree, CO and has been practicing for 37 years. He graduated from State University of New York University Medical School (Brooklyn) in 1981 and specializes in endocrinology, diabetes & metabolism.

9695 S Yosemite St Ste 360

Lone Tree, CO 80124

Contact Information

Insurance Accepted

  • Aetna
  • Anthem Blue Cross Blue Shield
  • Cigna
  • First Health (Coventry Health Care)
  • MultiPlan
  • UnitedHealthCare

*Please verify this information when scheduling an appointment.

Learn about Dr. Zemel

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. Zemel performs your care needs compared to other doctors.

Diabetes Type 1
very high
more than 99% of peers
Malaise and Fatigue
very high
more than 99% of peers
Thyroid Disease
very high
more than 98% of peers

Dr. Zemel's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

1  Specialties

  • Endocrinology, Diabetes & Metabolism

2  Board Certifications

  • Diabetes, Metabolism & Endocrinology
    Accredited by: American Board of Internal Medicine*
  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

38  Conditions Treated

Less
Read Less

1  Procedures

  • Diabetes Counseling

Background Check

0 Malpractice Claims

No malpractice history found for Colorado.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.

Education

  • State University of New York University Medical School (Brooklyn)
    Medical School | Graduated 1981
  • Montefiore Med Center
    Internship Hospital | Completed
  • Montefiore Medical Center
    Residency Hospital | Completed
  • Montefiore Medical Center CMO LLC
    Fellowship Hospital | Completed

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Zemel has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Zemel does not have any memberships or affiliations listed. If you are Dr. Zemel and would like to add memberships or affiliations, please update your profile.

Dr. Zemel's Reviews

Likelihood to recommend Dr. Zemel

2.6

Based on 44 reviews

5 Stars
38.63636363636363%
(17)
4 Stars
2.272727272727273%
(1)
3 Stars
0%
(0)
2 Stars
2.272727272727273%
(1)
1 Star
56.81818181818182%
(25)

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Dr. Zemel?
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Average Wait Time
  • 16 – 30 minutes
Dr. Zemel's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
What People Say About Dr. Leonard Zemel, MD
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I know that mistakes happen and people are human; however, it was disconcerting that Dr. Zemel confused me for another patient during my appointment and subsequently told me I had thyroid cancer when I didn't. In addition, he shamed me on multiple occasions for going to the Emergency Room when I...Read More
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Unbelievably rude, condescending, just plain mean man. Hard to figure out how he still has patients as he has no bedside manner, speaks over you, insults you... Worst experience I have ever had with a doctor.
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I am an ex-hospital administrator and Dr. Zemel is without a doubt one of the most knowledgeable and personable physicians you will ever meet.
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VERY lengthy wait even though you have a scheduled appointment. IGNORES patient messages for return calls on test results. Front office staff less than cordial. Would NOT recommend.
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Inaccessible, uninterested, unprofessional
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