Blair J. Hayes, RDN, LDN
Registered Dietitian · Chicago, IL
Blair J. Hayes, RDN, LDN is a registered dietitian with a practice address in Chicago, Illinois, and NPI 1356953004, issued on Aug 22, 2020. Check the license (Illinois 164.008089, 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
- Blair J. Hayes
- Credential
- RDN, LDN
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- 164.008089 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1 E Erie St Ste 525, Chicago, IL 60611
- Phone
- (224) 357-6599
- Enumerated
- Aug 22, 2020
- Record last updated
- Sep 22, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 1 E Erie St Ste 525
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sarah HairstonClinical Social Worker1598364200
- Yarlesha Johnson, PHLEBOTOMISTClinical Laboratory Director (Non-physician)1407502453
- Se Yun Kim, LCSWClinical Social Worker1205553021
- Samantha Michelli, LCPC, CCTP, CADC,NCCMental Health Counselor1669080321
Verify Blair J. Hayes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 164.008089Check 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 Blair J. Hayes, RDN, LDN's NPI number?
Blair J. Hayes, RDN, LDN's National Provider Identifier (NPI) is 1356953004, issued on Aug 22, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Blair J. Hayes, RDN, LDN located?
The NPPES record lists a practice address at 1 E Erie St Ste 525, Chicago, IL, 60611. Phone: (224) 357-6599. Providers update this record themselves, so call before visiting.
How can I verify Blair J. Hayes, RDN, LDN's license?
NPPES lists Illinois license number 164.008089, 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.