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

Christopher Sonnenday, MD

Individual provider Surgery Physician · NPI 1639103740

Christopher Sonnenday, MD is a General Surgery in Ann Arbor, Michigan. Graduated from Vanderbilt University School of Medicine in 1997, 29 years ago. Practices with Regents of the University of Michigan, a 3,271-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Michigan.

Years since qualifying
29
Trained at
Vanderbilt University School of Medicine
Licensed in
MI
In the registry since
2006
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

1500 E Medical Center Dr 2nd Fl Taubman Ctr Recp F
Ann Arbor, MI 48109-5332
Phone: (734) 936-5738
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 4301088731 (MI)

Record details

NPI number1639103740
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 11, 2006
Last updated in NPPESApril 19, 2012
Mailing address3621 S State St, 700 Kms Place, Ann Arbor, MI 48108

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Also practisesSURGICAL ONCOLOGY
Medical schoolVANDERBILT UNIVERSITY SCHOOL OF MEDICINE
Graduated 1997 (29 years in practice)
Group practice Regents Of The University Of Michigan — 3271 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations13 on file with Medicare

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