Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Lawrence Harmon, MD

Individual provider Internal Medicine Physician · NPI 1275526956

Lawrence Harmon, MD is an Internal Medicine in Granite City, Illinois. Graduated from Saint Louis University School of Medicine in 1974, 52 years ago. Practices with Ahs Il Medical Group LLC, a 46-clinician group. Licensed in Illinois.

Years since qualifying
52
Trained at
Saint Louis University School of Medicine
Licensed in
IL
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2044 Madison Ave Ste 23
Granite City, IL 62040-4641
Phone: (618) 451-1500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X (IL)

Record details

NPI number1275526956
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 26, 2005
Last updated in NPPESJuly 13, 2026
Mailing address2044 Madison Ave, Suite 23, Granite City, IL 62040-4641

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1974 (52 years in practice)
Group practice Ahs Il Medical Group Llc — 46 clinicians
Accepts Medicare assignment Not indicated

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