Summary

Dr. John Loh is an internal medicine physician who also specializes in geriatric medicine, bringing comprehensive care to adults and older patients. He earned his medical degree from Michigan State University College of Osteopathic Medicine and has been practicing for over four decades. Dr. Loh speaks English with his patients.

Dr. Loh practices at locations in Essex and Baltimore, Maryland, including Mace Medical and MedStar Franklin Square Medical Center. He treats conditions such as type 2 diabetes, heart failure, and atrial fibrillation. His preventive care services include flu vaccinations and colorectal cancer screening, along with diabetes monitoring through A1c testing. Patients have given Dr. Loh an average rating of 4.5 stars.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.5
  • 42 years of experience
  • 48 insurance plans accepted
  • speaks English
  • Michigan State University College Of Osteopathic Medicine
  • 1 written review
  • 2 specialties
  • 7 areas of expertise
  • 2 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. John Jee-Joon Loh has 2 locations

Mace Medical

1124 Mace AveEssex, MD 21221
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
Sat8:30 am - 12:00 pm
SunClosed

Medstar Franklin Square Medical Center

9000 Franklin Square DrBaltimore, MD 21237

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Dr. John Jee-Joon Loh, DO
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Dr. John Jee-Joon Loh, DODr. Benjamin Frizner, MDDr. Ronald Thomas, MDDr. Fendy Jn Pierre, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
4.3 
42 Years of Experience 27 Years of Experience 48 Years of Experience 18 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English, French, Spanish, Haitian Creole
Essex , MDPikesville , MDNottingham , MDGlen Mills , PA
Med School: Michigan State University College Of Osteopathic Medicine Med School: University of Guadalajara, Mexico Med School: University of Maryland School of Medicine Med School: Pontificia Univ Catolica Madre Y Maestra (Pucmm) Fac De Cien De La Salud
Current Profile
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Insurance Plans Accepted by Dr. John Jee-Joon Loh

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Aetna
  • Aetna - HMO
  • Aetna - Medicare
  • Aetna - PPO
  • Aetna Better Health
  • Aetna Better Health - Medicaid (Managed)
  • AmeriGroup
  • AmeriGroup - Medicaid (Managed)
  • APWU
  • Avesis
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - Federal Employees Program
  • Blue Cross Blue Shield - PPO
  • Capital Blue Cross
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - Federal Employees Program
  • CareFirst Blue Cross Blue Shield - PPO
  • CareFirst BlueCross BlueShield
  • Cigna
  • Cigna - PPO
  • Cigna-HealthSpring
  • Cigna-HealthSpring - HMO
  • Cigna-HealthSpring - Medicare
  • Humana
  • Johns Hopkins Employer Health Programs
  • Johns Hopkins Employer Health Programs - Medicaid (Managed)
  • Kaiser Permanente
  • Kaiser Permanente - Medicaid (Managed)
  • Maryland Physicians Care
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicaid (Managed)
  • Medicare - Medicare
  • Medicare - PPO
  • MedStar Family Choice
  • MedStar Family Choice - Medicaid (Managed)
  • Meritain Health
  • Priority Partners
  • Priority Partners - Medicaid (Managed)
  • Riverside Health
  • Riverside Health - Medicaid (Managed)
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - PPO

Medical Specialties

Dr. John Jee-Joon Loh has the following 2 specialties

Specialty Expertise

Dr. John Jee-Joon Loh has the following 7 areas of expertise

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

Certifications, License, & Education

42 Years Experience

Dr. John Jee-Joon Loh holds an active medical license in the state of Maryland.

Medical License

Doctor Of Osteopathy with an active medical license in the state of Maryland that expires in 2026.

Education & Training

Medical School

Graduated from Michigan State University College Of Osteopathic Medicine in 1984.

NPI Number

Dr. Loh's NPI number is 1306852827.

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Frequently Asked Questions

Does Dr. John Loh accept my insurance?
You can see the insurance plans that Dr. John Loh accepts on their Vitals profile.
Does Dr. John Loh accept virtual/telehealth appointments?
Dr. John Loh has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. John Loh?
You can find contact information for Dr. John Loh here on Vitals.
Where is Dr. John Loh's office located?
Dr. John Loh's office is located at 1124 Mace Ave, Essex, MD, 21221.
Is Dr. John Loh accepting new patients?
Dr. John Loh is accepting new patients on Vitals. View Dr. John Loh's profile on Vitals to make an appointment.

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