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

Marek Filipiuk, MD

Individual provider Hospitalist Physician · NPI 1013981778

Marek Filipiuk, MD is an Internal Medicine in Long Grove, Illinois. Qualified in 1992, 34 years ago. Practices with Best Practices Inpatient Care, Ltd, a 83-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
34
Licensed in
IL
In the registry since
2006
Specialties on file
2
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

3880 Salem Lake Dr Ste F
Long Grove, IL 60047-5292
Phone: (847) 719-2220
Fax: (847) 719-2265
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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 36109027 (IL)
Hospitalist Physician Taxonomy 208M00000X · Licence 036109027 (IL)

Record details

NPI number1013981778
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 17, 2006
Last updated in NPPESDecember 28, 2021
Certification dateDecember 28, 2021
Mailing address3880 Salem Lake Dr, Ste F, Long Grove, IL 60047-5292

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1992 (34 years in practice)
Group practice Best Practices Inpatient Care, Ltd. — 83 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

Other providers in Long Grove