Browse Health
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Larry Merkle is Excellent. Dr. Merkle has been reviewed by 5 patients who have provided 3 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.3
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Larry Merkle, MD is board certified in Internal Medicine.

  • He has special expertise in 7 areas:
  • Diabetes
  • Diabetes Mellitus
  • Growth Disorders
  • Lipid Disorders
  • Lipid Metabolism Disorders
  • Pituitary Diseases
  • Thyroid Diseases

Education & Awards

Dr. Merkle graduated from Universitaet Heidelberg. He has 2 awards.

Patients' Choice Award (2011)
Compassionate Doctor Recognition (2014)


Dr. Merkle has 6 hospital affiliations:

  • Lehigh Valley Hospital - Muhlenberg 
  • Lehigh Valley Hospital 


  • German

> > > > Dr. Larry Merkle, MD

Similar doctors nearby

Dr. Jeffrey Kralstein

Internal Medicine
27 years experience
Allentown, PA

Dr. Robert Grunberg

Internal Medicine
42 years experience
Allentown, PA

Dr. Harinder Singh

Internal Medicine
21 years experience
Allentown, PA

Dr. Jillian Paprota

Internal Medicine
4 years experience
Allentown, PA

Dr. Jeffrey Hostetter

Internal Medicine
5 years experience
Allentown, PA

Dr. Steven Scott

Internal Medicine
29 years experience
Allentown, PA
Search All Similar Doctors
Additional Information
Dr. Larry Nathan Merkle MD is a male Internist, has 45 years of experience and practices in Internal Medicine.
Where does Dr. Larry N. Merkle practice?
Dr. Larry Merkle has 4 office locations.
Dr. Larry Merkle practices Internal Medicine near Allentown, PA.
Additional practice locations include: Trexlertown, PA.
See Allentown Internists.