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

Marit Susan Tweet, MD

Individual provider Emergency Medicine Physician · NPI 1942651781

Marit Susan Tweet, MD is an Emergency Medicine in Springfield, Illinois. Graduated from New York Medical College in 2016, 10 years ago. Practices with Midwest Emergency Department Specialists Ltd, a 61-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
10
Trained at
New York Medical College
Licensed in
IL
In the registry since
2016
Specialties on file
2
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

701 N 1st St
Springfield, IL 62702-3757
Phone: (217) 545-3518
Fax: (217) 545-2711
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 036.148594 (IL)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 125.069110 (IL)

Record details

NPI number1942651781
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 22, 2016
Last updated in NPPESApril 30, 2021
Certification dateApril 30, 2021

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolNEW YORK MEDICAL COLLEGE
Graduated 2016 (10 years in practice)
Group practice Midwest Emergency Department Specialists Ltd — 61 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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