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

Dr. Mona Montagne Lazar, DO

Individual provider Internal Medicine Physician · NPI 1316085889

Dr. Mona Montagne Lazar, DO is an Internal Medicine in Madison, Wisconsin. Graduated from Midwestern University, Chicago College of Osteopathic Med in 2004, 22 years ago. Practices with Methodist Medical Center of Illinois, a 393-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Illinois and Wisconsin.

Years since qualifying
22
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
IL, WI
In the registry since
2007
Specialties on file
4
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.

See every abbreviation used in this directory →

Practice location Address checks out

202 S Park St
Madison, WI 53715-1507
Phone: (608) 417-6000
Show map & directions

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

Additional practice locations (2)

  • 1000 Mineral Point Ave, Janesville, WI 53548-2982 — (608) 756-6868
  • 855 N Westhaven Dr, Oshkosh, WI 54904-7668 — (920) 456-6000

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036-116889 (IL)
Hospitalist Physician Taxonomy 208M00000X · Licence 036116889 (IL)
Hospitalist Physician Taxonomy 208M00000X · Licence 61602 (WI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 61602 (WI)

Record details

NPI number1316085889
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedFebruary 4, 2007
Last updated in NPPESNovember 20, 2024
Certification dateNovember 20, 2024

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Graduated 2004 (22 years in practice)
Group practice Methodist Medical Center Of Illinois — 393 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations9 on file with Medicare

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