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

Dr. Mark Edward Pearson, MD

Individual provider Rheumatology Physician · NPI 1407857048

Dr. Mark Edward Pearson, MD is a Rheumatology in Waukesha, Wisconsin. Graduated from Medical College of Wisconsin in 1982, 44 years ago. Practices with West Suburban Ctr for Arthritis, a 5-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
44
Trained at
Medical College of Wisconsin
Licensed in
WI
In the registry since
2005
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

20800 Swenson Dr Ste 175
Waukesha, WI 53186-4000
Phone: (262) 785-0777
Fax: (262) 785-0610
Show map & directions

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

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence 28413 (WI)

Record details

NPI number1407857048
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 4, 2005
Last updated in NPPESFebruary 2, 2026
Certification dateFebruary 2, 2026

Medicare enrollment

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

Medicare specialtyRHEUMATOLOGY
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 1982 (44 years in practice)
Group practice West Suburban Ctr For Arthritis — 5 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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