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

Individual provider Internal Medicine Physician · NPI 1902899834

Dr. Mary Ann Lillig, DO is an Internal Medicine in Grandview, Missouri. Graduated from University of North Texas Hsc, College of Osteopathic Med in 1995, 31 years ago. Practices with Kansas Post Acute Medical Services 1 PA, a 56-clinician group and works from 3 locations. Licensed in Kansas and Missouri.

Years since qualifying
31
Trained at
University of North Texas Hsc, College of Osteopathic Med
Licensed in
KS, MO
In the registry since
2005
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

6301 E 125th St
Grandview, MO 64030-1884
Phone: (913) 660-1616
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 10540 Marty St Ste 100, Overland Park, KS 66212-2560 — (913) 660-1616
  • 10540 Marty St Ste 100, Overland Park, KS 66212-2560 — (913) 660-1616

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 1999135661 (MO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 05-28496 (KS)

Record details

NPI number1902899834
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 25, 2005
Last updated in NPPESApril 5, 2018

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF NORTH TEXAS HSC, COLLEGE OF OSTEOPATHIC MED
Graduated 1995 (31 years in practice)
Group practice Kansas Post Acute Medical Services 1 Pa — 56 clinicians
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare

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