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

Individual provider Anatomic Pathology & Clinical Pathology Physician · NPI 1215908850

Patrick R Hemmer, MD is a Pathology in Springfield, Illinois. Graduated from Sanford School of Medicine of University of South Dakota in 2001, 25 years ago. Practices with Associated Pathologists Ltd, a 10-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
25
Trained at
Sanford School of Medicine of University of South Dakota
Licensed in
IL
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

800 E Carpenter St
Springfield, IL 62769-0001
Phone: (217) 544-6464
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anatomic Pathology & Clinical Pathology Physician (primary) Taxonomy 207ZP0102X · Licence 036114938 (IL)

Record details

NPI number1215908850
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 31, 2006
Last updated in NPPESMay 12, 2011
Mailing addressPo Box 10200, Peoria, IL 61612-0200

Medicare enrollment

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

Medicare specialtyPATHOLOGY
Medical schoolSANFORD SCHOOL OF MEDICINE OF UNIVERSITY OF SOUTH DAKOTA
Graduated 2001 (25 years in practice)
Group practice Associated Pathologists Ltd — 10 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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