Dr. Lou R. Mastrine, DO

Cardiovascular Disease

(1 review)
Accepting new patients 13 years of experience Offers telehealth


Dr. Lou R. Mastrine, DO is an Internist (Cardiologist) in Johnstown, PA. He specializes in Cardiovascular Disease, has 13 years of experience, and is board certified. He graduated from M'aimonides Med Ctr and he is affiliated with Conemaugh Memorial Medical Center - Main Campus.

Dr. Mastrine works at Conemaugh Memorial Medical Center and 1 other location. He frequently treats conditions like Tricuspid Valve Disease, Congenital Heart Defects along with other conditions at varying...

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User Ratings (of at least 4.0)

Accepting New Patients

Insurance Accepted

Conditions Treated and Procedures Performed

Online Scheduling

Headshot Available

Experience & Treatment Frequency

Search for conditions or procedures.

Congenital Heart Defects
Heart Disease
Tricuspid Valve Disease
Congenital Heart Defects
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Treatment Frequency

Very High
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Heart Disease
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Treatment Frequency

Very High
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Tricuspid Valve Disease
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Treatment Frequency

Very High
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Ratings & Reviews

Average provider rating


Based on 1 review

Time with patient

Accuracy of diagnosis

Listening skills

Clear explanations

Trust in decision making

Post visit follow-up

Office & Staff Evaluation

Office appearance

out of 5

Ease of scheduling

out of 5

Friendly staff

out of 5

Billing matters

out of 5

Average wait time

not available

Group 24

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Patient Reviews

1 review

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1 star
Apr 20, 2017

Dr. Mastering is very professional and has tons of knowledge in his field of medicine. I love him being my doctor and feel very safe. He really spends the time with you answering all your questions. I just got out of the hospital yesterday for...

Marianne locher

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About Dr. Lou R. Mastrine, DO


  • Cardiovascular Disease

Years of Experience

13 years of experience

Languages Spoken

  • English



NPI Number


Education & Certifications

Medical Education

  • Ny Coll Of Osteo Med Ny Inst Of Tech Old Westbury


  • M'aimonides Med Ctr


  • M'aimonides Med Ctr
  • New York Methodist Hospital

Board Certifications

  • Cardiac Electrophysiology
  • Clinical Cardiac Electrophysiology
  • Cardiovascular Disease
  • Internal Medicine


Primary Location Pin Icon

Primary Location

Conemaugh Memorial Medical Center

1086 Franklin St,

Johnstown, PA 15905

Cpg Medical Park


Johnstown, PA 15901


Admitting Hospitals

  • Conemaugh Memorial Medical Center - Main Campus

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