Registry data as of Aug 27, 2026

Mary Christensen, M.S.N., A.P.N.

Primary Care Nurse Practitioner · Glen Ellyn, IL

Mary Christensen, M.S.N., A.P.N. is a primary care nurse practitioner with a practice address in Glen Ellyn, Illinois, and NPI 1770634842, issued on Jan 16, 2007. Check the license (Illinois 209005290, 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.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1770634842
Name
Mary Christensen
Credential
M.S.N., A.P.N.
Primary taxonomy
Primary Care Nurse Practitioner 363LP2300X
License numbers
209005290 IL
209.005290 IL
Self-reported in NPPES; status is on the state search
Practice location
885 Roosevelt RD, Glen Ellyn, IL 60137
Phone
(630) 790-1555
Enumerated
Jan 16, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 885 Roosevelt RD

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

  1. Cynthia Ambler, MDPediatrics Physician1255479523
  2. John Baird, MDInternal Medicine Physician1851555619
  3. Joseph Christensen, MDPediatrics Physician1932121357
  4. Thomas Destefani, MDPediatrics Physician1588638811
  5. Stephen Gawne, MDInternal Medicine Physician1497729537
  6. Michelle Hephner, DOFamily Medicine Physician1235346719

Verify Mary Christensen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 209005290
    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
Find 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.

Primary Care Nurse Practitioner providers in Illinois

There are 285 primary care nurse practitioner records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other primary care nurse practitioner records in Illinois

  1. Habtamu Abebe, APRNChicago, IL1649872367
  2. Greta AbrahamNorth Chicago, IL1568830404
  3. Ludyvina Acosta, FNP-BCAurora, IL1144112921
  4. Edyta Adamiec, FNP-BCMaywood, IL1386454288
  5. Merchant Adams, A.P.N.Park Ridge, IL1891156444
  6. Olumide AdeyemoSkokie, IL1700335924
  7. Jessica Alford, APRNTuscola, IL1942807516
  8. Vina Andaya, APN-CNPEvanston, IL1376276022
  9. La Tonya Anderson, APRNSouth Holland, IL1710580618
  10. Robin Anderson, FNPEffingham, IL1013723998

Common questions

What is Mary Christensen, M.S.N., A.P.N.'s NPI number?

Mary Christensen, M.S.N., A.P.N.'s National Provider Identifier (NPI) is 1770634842, issued on Jan 16, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mary Christensen, M.S.N., A.P.N. located?

The NPPES record lists a practice address at 885 Roosevelt RD, Glen Ellyn, IL, 60137. Phone: (630) 790-1555. Providers update this record themselves, so call before visiting.

How can I verify Mary Christensen, M.S.N., A.P.N.'s license?

NPPES lists Illinois license number 209005290, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.