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

Mark S. Skier, MD

Individual provider Internal Medicine Physician · NPI 1346234812

Mark S. Skier, MD is an Internal Medicine in Bayview, Wisconsin. Graduated from Albert Einstein College of Medicine of Yeshiva University in 1991, 35 years ago. Practices with Aamg Reach PLLC, a 53-clinician group. Licensed in Wisconsin.

Years since qualifying
35
Trained at
Albert Einstein College of Medicine of Yeshiva University
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

3119 S Clement Ave
Bayview, WI 53207-2835
Phone: (414) 486-1900
Fax: (414) 486-4148
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 34018 (WI)

Record details

NPI number1346234812
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 9, 2005
Last updated in NPPESJune 26, 2025
Certification dateJune 26, 2025
Mailing addressPo Box 735044, Chicago, IL 60673-5044

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolALBERT EINSTEIN COLLEGE OF MEDICINE OF YESHIVA UNIVERSITY
Graduated 1991 (35 years in practice)
Group practice Aamg Reach Pllc — 53 clinicians
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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