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Dr. Maureen D. Passaro, MD

Endocrinology, Diabetes & Metabolism

  • (301) 774-6655

Dr. Passaro's Overview

Dr. Maureen D. Passaro graduated from the New York Medical College in 1990. She works in Olney, MD and specializes in Endocrinology, Diabetes & Metabolism and Diabetes. Dr. Passaro is affiliated with Medstar Montgomery Medical Center.

Dr. Passaro's Experience

Years in Practice: 25

Dr. Passaro's Specialties

Endocrinology, Diabetes & Metabolism, Diabetes

Dr. Passaro's Education & Training

Medical School: New York Medical College; Graduated 1990

Dr. Passaro's Rating

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Overall Rating


  • Explains conditions & treatments
  • Takes time to answer my questions
  • Provides follow-up as needed
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Dr. Passaro's Accepted Insurance

  • Aetna Choice POS II
  • Aetna HMO
  • Aetna Managed Choice POS Open Access
  • Aetna Select
  • Aetna Signature Administrators PPO
  • Anthem KeyCare PPO
  • BCBS Blue Card PPO
  • CareFirst BlueChoice Advantage
  • CareFirst BlueChoice Ntwk POS
  • CareFirst BluePreferred PPO
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Dr. Passaro's Office Information & Appointments

Office Locations

MedStar Physicians Partners
Medstar Physician Partners

2901 Olney Sandy Spring Rd
Olney, MD 20832
(301) 774-6655


Office Hours and Information

Fax: (301) 774-5652

Practice Website:

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

Monday 8:00 AM - 4:30 PM
Tuesday 8:00 AM - 4:30 PM
Wednesday 8:00 AM - 4:30 PM
Thursday 8:00 AM - 4:30 PM
Friday 8:00 AM - 4:30 PM
Saturday Closed
Sunday Closed

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Dr. Passaro's Hospital Affiliations

Office Locations

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