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

Dr. William K Lanker, MD

Individual provider Emergency Medicine Physician · NPI 1568429009

Dr. William K Lanker, MD is an Emergency Medicine Physician in Monticello, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1002 Medical Center Dr
Monticello, IL 61856-2116
Phone: (217) 762-2518
Fax: (217) 762-5261
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 036069050 (IL)

Record details

NPI number1568429009
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 27, 2006
Last updated in NPPESApril 23, 2015

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