Mary De Lance, RN
Registered Nurse · Chicago, IL
Mary De Lance, RN is a registered nurse with a practice address in Chicago, Illinois, and NPI 1225929938, issued on Jul 11, 2025. Check the license (Illinois 041.485638, 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
- Mary De Lance
- Credential
- RN
- Primary taxonomy
- Registered Nurse 163W00000X
- License number
- 041.485638 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
- Jul 11, 2025
- Record last updated
- Jul 11, 2025
- 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.
- Kylie Abernathy, OTOccupational Therapist1518489269
- Iris Abrahantes Morales, MDObstetrics & Gynecology Physician1164155164
- Sunaina Addanki, MDInternal Medicine Physician1396593349
- Favour AdebayoPhysical Therapist1245072081
- Adebanke Adeyemi, MDInternal Medicine Physician1922933936
- Emily Adochio-Clancy, MDInfectious Disease Physician1629606975
Verify Mary De Lance in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 041.485638Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Registered Nurse providers in Illinois
There are 2,628 registered nurse records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other registered nurse records in Illinois
- Hannah Aba, RNLombard, IL1285248765
- Cindy AbundizAddison, IL1831907823
- Jean Ackerson, APRN-BCWauconda, IL1932458189
- Carrie AdamanyRockford, IL1912407966
- Kelsie AdamsSpringfield, IL1568255081
- Lynnetta AdamsBlue Island, IL1396628095
- Rachelle Adams, RNMount Carmel, IL1174272660
- Micaela Adams-Carr, MSN, RNKankakee, IL1992476840
- Suset AdanWestmont, IL1144198672
- Craig AddisonChicago, IL1568856219
Common questions
What is Mary De Lance, RN's NPI number?
Mary De Lance, RN's National Provider Identifier (NPI) is 1225929938, issued on Jul 11, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Mary De Lance, RN 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 Mary De Lance, RN's license?
NPPES lists Illinois license number 041.485638, 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.