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

Katherine Sahm, MD

Individual provider Surgery Physician · NPI 1649201849

Katherine Sahm, MD is a General Surgery in Wilmington, Delaware. Graduated from Jefferson Medical College of Thomas Jefferson University in 2000, 26 years ago. Practices with Christiana Care Health Services Inc, a 1,481-clinician group and accepts Medicare assignment. Licensed in Delaware.

Years since qualifying
26
Trained at
Jefferson Medical College of Thomas Jefferson University
Licensed in
DE
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1100 N Grant Ave 2nd Fl
Wilmington, DE 19805-2671
Phone: (302) 421-4100
Fax: (302) 421-4100
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence DE-C1-0007575 (DE)

Record details

NPI number1649201849
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 5, 2006
Last updated in NPPESMay 12, 2014
Mailing address1100 N Grant Ave, 2nd Floor, Wilmington, DE 19805-2671

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Also practisesCOLORECTAL SURGERY (PROCTOLOGY)
Medical schoolJEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY
Graduated 2000 (26 years in practice)
Group practice Christiana Care Health Services Inc — 1481 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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