Dr. Maureen Passaro, MD

Dr. Maureen Passaro, MD

Endocrinology  ·  
Female  ·  
Age 54
Dr. Maureen Passaro, MD is an endocrinology specialist in Olney, MD and has been practicing for 25 years. She graduated from New York Medical College in 1990 and specializes in endocrinology and endocrinology, diabetes & metabolism.

2901 Olney Sandy Spring Rd

Olney, MD 20832

Contact Information

(301) 774-6655

Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield
  • Cigna
  • Coventry Health Care
  • MultiPlan

*Please verify this information when scheduling an appointment.

Learn about Dr. Passaro

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. Passaro performs your care needs compared to other doctors.

Thyroid Disease
very high
more than 98% of peers
very high
more than 97% of peers
Diabetes Type 2
very high
more than 93% of peers

Dr. Passaro'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.

2  Specialties

  • Endocrinology
  • Endocrinology, Diabetes & Metabolism

1  Board Certifications

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

31  Conditions Treated

1  Procedures

  • Diabetes Counseling

Background Check

Malpractice Claims not available

Healthgrades does not collect malpractice information for Maryland.

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.


  • New York Medical College
    Medical School | Graduated 1990
  • Stamford Hosp
    Internship Hospital | Completed 1991
  • Stamford Hosp
    Residency Hospital | Completed 1993
  • NICHD Natl Inst Hlth
    Fellowship Hospital | Completed

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Passaro has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

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

Dr. Passaro's Reviews

Likelihood of recommending Dr. Passaro to family and friends
20 total reviews (3 have comments)

Likelihood to Recommend (20)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Passaro's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    10 to 15 minutes

Patient Comments (3)

I have some unusual reactions to medications so my PCP & I sought help from an endocrinologist specialist. It was a waste of time. She didn't listen to me. She simply printed some general comments that I already knew and said that I would need to speak with a nurse practitioner in a few weeks. ...more
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Dr passaro took time to listen and was helpful but her office staff is the worst I have ever encountered. The are rude, do not follow through and don't even smile. I like the dr but am tempted to switch because the office is terrible!!!
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I like Dr. Passaro's conservative philosophy of health (doesn't jump to insulin as a solution). She is not the greatest choice for an elderly patient, however. She speaks very softly, is very hard to understand and makes no effort to raise her volume when asked. Also, she talks 'around' the patient...more
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