NPPES file of Aug 9, 2026

Sarah Sansom, D.O.

Infectious Disease Physician · Chicago, IL

Sarah Sansom, D.O. is an infectious disease physician with a practice address in Chicago, Illinois, and NPI 1215356670, issued on Apr 15, 2014. Check the license (Illinois 036.141218, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1215356670
Name
Sarah Sansom
Credential
D.O.
Primary taxonomy
Infectious Disease Physician 207RI0200X
License numbers
036.141218 IL
036141218 IL
Self-reported in NPPES; status is on the state search
Practice location
600 S Paulina St Ste 140, Chicago, IL 60612
Phone
(312) 942-5865
Enumerated
Apr 15, 2014
Record last updated
Apr 30, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200427001603); accepts Medicare assignment
Medical or professional school
Midwestern University, Chicago College Of Osteopathic Med, 2014
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 600 S Paulina St Ste 140

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Philip Dwek, M.D.Infectious Disease Physician1245613520
  2. Jae Hyung Jung, MDInfectious Disease Physician1134787872
  3. Justin Kim, MDInfectious Disease Physician1578958781
  4. Zainab ShamsInfectious Disease Physician1518531391
  5. Shivanjali Shankaran, MDInfectious Disease Physician1861628364
  6. Andrew Simms, M.D.Infectious Disease Physician1093152480

Verify Sarah Sansom in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036.141218
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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97% fewer Medicare Part D claims than the average infectious disease physician in 2024

22 Medicare Part D claims, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Sarah Sansom22
  2. Specialty average689

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Rush University Medical GroupChicago, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sarah Sansom among 464 infectious disease physician records in Illinois

Sarah Sansom, D.O. is one of 464 infectious disease physician records with a practice address in Illinois. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 75% of them.

  • NPI issued2014 · 75% of these records are older, 22% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2014 · median 2004 among the 311 with a school on file
  • Record last updated2021 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in Illinois

There are 464 infectious disease physician records in Illinois.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Stephanie Black, M.D.Chicago, IL 606121316908791
  2. Larry Goodman, M.DChicago, IL 606121356396550
  3. Alan Harris, M.D.Chicago, IL 606121699736488
  4. Mary Hayden, M.D.Chicago, IL 606121730140187
  5. Ronald Hershow, M.D.Chicago, IL 606121942241054
  6. Preeti Kaur, M.D.,M.P.H.Chicago, IL 606121972560639
  7. Harold Kessler, M.D.Chicago, IL 606121730140534
  8. John KowalskiChicago, IL 606121235178708

Common questions

What is Sarah Sansom, D.O.'s NPI number?

Sarah Sansom, D.O.'s National Provider Identifier (NPI) is 1215356670, issued on Apr 15, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Sarah Sansom, D.O. located?

The NPPES record lists a practice address at 600 S Paulina St Ste 140, Chicago, IL, 60612. Phone: (312) 942-5865. Providers update this record themselves, so call before visiting.

How can I verify Sarah Sansom, D.O.'s license?

NPPES lists Illinois license number 036.141218, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Sarah Sansom, D.O. prescribe under Medicare Part D?

In 2024, Sarah Sansom, D.O. had 22 Medicare Part D claims; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.