Summary

With 60 years in cardiology and internal medicine, Dr. Louis Grenzer sees patients for hypertension and hypertensive emergency and is affiliated with Mercy Medical Center. He practices in Rosedale, Towson, and Baltimore, Maryland. He completed his residency at Mercy Hospital and Medical Center. Patients on Vitals rate Dr. Grenzer 4.4 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.4
  • 60 years of experience
  • 4 insurance plans accepted
  • speaks English
  • Mercy Hospital And Medical Center
  • 1 written review
  • 2 specialties
  • 15 areas of expertise
  • 1 hospital affiliation
  • 4 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Louis Eberhardt Grenzer has 4 locations

Grenzer Louis A Office

8118 Philadelphia RdRosedale, MD 21237
Mon8:30 am - 4:30 pm
Tue8:30 am - 4:30 pm
Wed8:30 am - 4:30 pm
Thu8:30 am - 4:30 pm
Fri8:30 am - 4:30 pm
SatClosed
SunClosed

Louis E Grenzer MD

5601 Loch Raven Blvd # 200 SmytBaltimore, MD 21239
Mon8:30 am - 4:30 pm
Tue8:30 am - 4:30 pm
Wed8:30 am - 4:30 pm
Thu8:30 am - 4:30 pm
Fri8:30 am - 4:30 pm
SatClosed
SunClosed

Greater Baltimore Medical Associates Internal Medicine

6565 N Charles St Ste 203Towson, MD 21204
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

Saint Joseph Medical Center

7601 Osler DrTowson, MD 21204

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Dr. Louis Eberhardt Grenzer, MDRamarao Vunnam, MBBS, MDRajiv Ashok Kabadi, MDJennifer Rebecca Brown, MD
CardiologyCardiologyCardiologyCardiology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
0 
5 
4.9 
60 Years of Experience 21 Years of Experience 10 Years of Experience 20 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
Rosedale , MDBaltimore , MDClinton , MDAnnapolis , MD
Med School: University Of Maryland School Of Medicine Med School: Mahadevappa Rampure Medical College Med School: New York Medical College Med School: University of Maryland School of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Louis Eberhardt Grenzer

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Aetna - Medicare
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - PPO

Medical Specialties

Dr. Louis Eberhardt Grenzer has the following 2 specialties

Specialty Expertise

Dr. Louis Eberhardt Grenzer has the following 15 areas of expertise

  • Acute Coronary Syndrome (ACS)
  • Arrhythmia
  • Atherosclerosis
  • Blood Clot
  • Heart Attack
  • Heart Block
  • Heart Diseases
  • Heart Failure
  • High Blood Pressure (Hypertension)
  • High Cholesterol
  • Hypertension
  • Hypnotherapy
  • Internal Medicine
  • Stroke
  • Unstable Angina

Certifications, License, & Education

60 Years Experience

Education & Training

Residency

Completed their residency at Mercy Hospital And Medical Center.

Medical School

Graduated from University Of Maryland School Of Medicine and University Of Maryland School Of Medicine in 1966.

NPI Number

Dr. Grenzer's NPI number is 1992707707.

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Frequently Asked Questions

What languages does Dr. Louis Grenzer speak?
Dr. Louis Grenzer speaks English.
Where is Dr. Louis Grenzer's office located?
Dr. Louis Grenzer's office is located at 8118 Philadelphia Rd, Rosedale, MD, 21237.
Does Dr. Louis Grenzer accept my insurance?
You can see the insurance plans that Dr. Louis Grenzer accepts on their Vitals profile.
How can I make an appointment with Dr. Louis Grenzer?
You can find contact information for Dr. Louis Grenzer here on Vitals.
Is Dr. Louis Grenzer accepting new patients?
Dr. Louis Grenzer is accepting new patients on Vitals. View Dr. Louis Grenzer's profile on Vitals to make an appointment.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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