Summary

Dr. Sisom Osia is an internal medicine and emergency medicine physician who brings 47 years of clinical expertise to patient care. He earned his medical degree from Semmelweis University Faculty of Medicine and completed his residency training at Howard University Hospital. With nearly five decades in practice, Dr. Osia has developed extensive experience managing both routine internal medicine concerns and urgent emergency situations. He provides care to patients in English.

Dr. Osia practices at Gateway Medical Center in Upper Marlboro, Maryland, and maintains hospital privileges at Adventist Healthcare Fort Washington Medical Center. His clinical focus includes managing high blood pressure conditions and treating hypertensive emergencies that require immediate medical attention. Dr. Osia performs diagnostic procedures such as electrocardiograms to evaluate heart function and provides guidance on medical devices like insulin pens for diabetic patients. He maintains an average patient rating of 3.9 on Vitals.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.9
  • 47 years of experience
  • 58 insurance plans accepted
  • speaks English
  • Howard University Hospital
  • 9 written reviews
  • 2 specialties
  • 7 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Location

Gateway Medical Center

9628 Pennsylvania AveUpper Marlboro, MD 20772
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Sisom Osia, MDZachary PhillipsDr. Mamatha Chella, MDLeanne Antioquia, FNP
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.9 
47 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English Speaks English
Upper Marlboro , MDBethesda , MDBowie , MDBowie , MD
Med School: Semmelweis University Faculty Of Medicine Med School: Government Medical college
Current Profile
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Insurance Plans Accepted by Dr. Sisom Osia

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Aetna
  • Aetna - HMO
  • Aetna - Medicare
  • Aetna - PPO
  • Aetna Better Health
  • Aetna Better Health - Medicaid (Managed)
  • AmeriGroup
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - Federal Employees Program
  • Blue Cross Blue Shield - PPO
  • Blue Cross Blue Shield of Illinois
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - Federal Employees Program
  • CareFirst Blue Cross Blue Shield - HMO
  • CareFirst Blue Cross Blue Shield - Medicare (Advantage HMO)
  • CareFirst Blue Cross Blue Shield - PPO
  • CareFirst BlueCross BlueShield
  • CareFirst BlueCross BlueShield - Medicaid (Managed)
  • CareFirst BlueCross BlueShield - Medicare
  • Cigna
  • Cigna - PPO
  • EHP Significa
  • EmblemHealth
  • GEHA
  • HealthPartners - Medicaid (Managed)
  • Humana
  • Humana - Medicare
  • Johns Hopkins Employer Health Programs
  • Kaiser Permanente
  • Maryland Physicians Care
  • Maryland Physicians Care - Medicaid (Managed)
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicaid (Managed)
  • Medicare - Medicare
  • MedStar Family Choice
  • MedStar Family Choice - Medicaid (Managed)
  • Meritain Health
  • Priority Partners - Medicaid (Managed)
  • Riverside Health
  • Riverside Health - HMO
  • Riverside Health - Medicaid (Managed)
  • Tricare
  • United Behavioral Health
  • United Behavioral Health - HMO
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare - POS
  • UnitedHealthcare - PPO
  • UnitedHealthcare Community Plan
  • UnitedHealthcare Community Plan - HMO
  • University of Maryland Health Partners

Medical Specialties

Dr. Sisom Osia has the following 2 specialties

Specialty Expertise

Dr. Sisom Osia has the following 7 areas of expertise

  • Check-up
  • Emergency Medicine
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

47 Years Experience

Dr. Sisom Osia holds an active medical license in the state of Maryland.

Medical License

Medical Doctor with an active medical license in the state of Maryland that expires in 2027.

Education & Training

Residency

Completed their residency at Howard University Hospital.

Medical School

Graduated from Semmelweis University Faculty Of Medicine in 1979.

NPI Number

Dr. Osia's NPI number is 1154442366.

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Frequently Asked Questions

What languages does Dr. Sisom Osia speak?
Dr. Sisom Osia speaks English.
How can I make an appointment with Dr. Sisom Osia?
You can find contact information for Dr. Sisom Osia here on Vitals.
Does Dr. Sisom Osia accept virtual/telehealth appointments?
Dr. Sisom Osia has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Sisom Osia's office located?
Dr. Sisom Osia's office is located at 9628 Pennsylvania Ave, Upper Marlboro, MD, 20772.
Which hospitals is Dr. Sisom Osia affiliated with?
Dr. Sisom Osia is affiliated with Adventist Healthcare Fort Washington Medical Center.

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