Courtney Susterich, MS, RDN, LDN, CNSC
Registered Dietitian · Chicago, IL
Courtney Susterich, MS, RDN, LDN, CNSC is a registered dietitian with a practice address in Chicago, Illinois, and NPI 1265052237, issued on Apr 20, 2020. Check the license (Illinois 164007457, as entered in NPPES) with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Courtney Susterich
- Credential
- MS, RDN, LDN, CNSC
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- 164007457 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1620 W Harrison St, Chicago, IL 60612
- Phone
- (312) 942-5000
- Enumerated
- Apr 20, 2020
- Record last updated
- Apr 20, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 1620 W Harrison St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Courtney Susterich in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 164007457Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
935 registered dietitian records list a practice address in Chicago
They are 935 of the 63,379 NPPES records with a practice address in Chicago, and 2,870 registered dietitian records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 935 in Chicago → All 2,870 in Illinois → Every provider in Chicago →
Other registered dietitian records in Illinois
- Taylor Aarns, RDNBelleville, IL1295475820
- Rebecca Abbatiello, RDWheaton, IL1437460748
- Heba Abdel Latief, RDNChicago, IL1821554593
- Duaa AbdullahBridgeview, IL1851253009
- Leen Abdulqader, RDBridgeview, IL1689372526
- Abdullah AbdulwahidPlainfield, IL1417880980
- Priscilla Abel Paul, RDNBement, IL1215782941
- Kathleen Abernathy, R.D., L.D.N.Lake Forest, IL1295020063
- Patricia AbernathyLa Grange, IL1063174837
- Michael Abromaitis, RDNSkokie, IL1710402797
Common questions
What is Courtney Susterich, MS, RDN, LDN, CNSC's NPI number?
Courtney Susterich, MS, RDN, LDN, CNSC's National Provider Identifier (NPI) is 1265052237, issued on Apr 20, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Courtney Susterich, MS, RDN, LDN, CNSC located?
The NPPES record lists a practice address at 1620 W Harrison St, Chicago, IL, 60612. Phone: (312) 942-5000. Providers update this record themselves, so call before visiting.
How can I verify Courtney Susterich, MS, RDN, LDN, CNSC's license?
NPPES lists Illinois license number 164007457, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity 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. 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.