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

David G. Holzer, MD

Individual provider Internal Medicine Physician · NPI 1619556172

David G. Holzer, MD is a Hospitalist in Sheboygan, Wisconsin. Graduated from Medical College of Wisconsin in 2021, 5 years ago. Practices with Aurora Medical Group, Inc, a 3,741-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Utah and Wisconsin.

Years since qualifying
5
Trained at
Medical College of Wisconsin
Licensed in
UT, WI
In the registry since
2021
Specialties on file
3
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

3400 Union Ave
Sheboygan, WI 53081-8426
Phone: (920) 802-2100
Fax: (920) 802-1500
Show map & directions

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

Additional practice locations (1)

  • 30 N 1900 E Rm 4c116, Salt Lake City, UT 84132-0002 — (801) 581-7606

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 83667 (WI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 83667 (WI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 12974706-1205 (UT)

Record details

NPI number1619556172
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 3, 2021
Last updated in NPPESAugust 28, 2024
Certification dateAugust 28, 2024
Mailing addressPo Box 735044, Chicago, IL 60673-5044

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 2021 (5 years in practice)
Group practice Aurora Medical Group, Inc. — 3741 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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