Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. William Lawrence Nelson, MD

Individual provider Internal Medicine Physician · NPI 1326051640

Dr. William Lawrence Nelson, MD is an Internal Medicine in Elgin, Illinois. Graduated from University of Chicago, Pritzker School of Medicine in 1995, 31 years ago. Accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
31
Trained at
University of Chicago, Pritzker School of Medicine
Licensed in
IL
In the registry since
2006
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

87 N Airlite Ste 150
Elgin, IL 60123
Phone: (847) 697-5144
Fax: (847) 697-8024
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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 · Licence 036091028 (IL)

Record details

NPI number1326051640
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 15, 2006
Last updated in NPPESSeptember 28, 2012
Mailing address87 North Airlite, Suite 150, Elgin, IL 60123

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE
Graduated 1995 (31 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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