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

Mr. David Sachtleben, MD

Individual provider Internal Medicine Physician · NPI 1861450447

Mr. David Sachtleben, MD is an Internal Medicine in Westmont, Illinois. Graduated from Loyola University of Chicago, Stritch School of Medicine in 1992, 34 years ago. Practices with Nani Internal Med LLC, a 5-clinician group and offers telehealth. Licensed in Illinois.

Years since qualifying
34
Trained at
Loyola University of Chicago, Stritch 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

251 N Cass Ave Ste 100
Westmont, IL 60559-1744
Phone: (630) 963-0309
Fax: (630) 963-0319
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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 36089647 (IL)

Record details

NPI number1861450447
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 3, 2006
Last updated in NPPESFebruary 2, 2023
Certification dateFebruary 2, 2023
Mailing address120 W 22nd St Ste 200, Oak Brook, IL 60523-1563

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 1992 (34 years in practice)
Group practice Nani Internal Med Llc — 5 clinicians
Accepts Medicare assignment Not indicated
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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