Mary Christine Johansen, APRN, CNP
Nurse Practitioner · McHenry, IL
Mary Christine Johansen, APRN, CNP is a nurse practitioner with a practice address in McHenry, Illinois, and NPI 1689208928, issued on Feb 25, 2020. Check the license (Illinois 209020914, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Christine Johansen
- Credential
- APRN, CNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 209020914 IL
209.020914 IL
209020614 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4309 W Medical Center Dr Ste A200, McHenry, IL 60050
- Phone
- (815) 759-8070
- Enumerated
- Feb 25, 2020
- Record last updated
- Feb 17, 2026
- Fax
- (815) 759-4931
- Medicaid ID
- 209020914 IL
- Medicare enrollment
- Enrolled (PECOS I20201026003008); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,892 in Illinois → Look up another NPI →
Also registered at 4309 W Medical Center Dr Ste A200
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Christine Johansen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209020914Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average nurse practitioner in 2024
396 Medicare Part D claims for 169 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 24 claims were for opioids.
Most prescribed
- Pantoprazole Sodium36 claims
- Amlodipine Besylate23 claims
- Metoprolol Succinate19 claims
- Prednisone18 claims
- Hydrocodone-Acetaminophen14 claims
- Furosemide13 claims
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 2 group practices
- Best Practices Inpatient Care, Ltd.Barrington, IL
- Northwestern Medical Faculty FoundationMcHenry, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Christine Johansen among 4,892 nurse practitioner records in Illinois
Mary Christine Johansen, APRN, CNP is one of 4,892 nurse practitioner records with a practice address in Illinois. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 61% of them.
- NPI issued2020 · 61% of these records are older, 33% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2019 · median 2018 among the 3,389 with a school on file
- Record last updated2026 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
42 nurse practitioner records list a practice address in McHenry
They are 42 of the 1,852 NPPES records with a practice address in McHenry, and 4,892 nurse practitioner records in Illinois.
All 4,892 in Illinois → Every provider in McHenry → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Glenda Fragante, NP-CMcHenry, IL 600501649686916
- Margaret Gaynor, APRN, CNPMcHenry, IL 600501164890869
- Diane Glick, APN-CNPMcHenry, IL 600501184979544
- Jana Goodall, APRN, CNPMcHenry, IL 600501255733010
- Sarah Greenaway, APRN, CNPMcHenry, IL 600501962865626
- Faye Kopplin, N.PMcHenry, IL 600501568588150
- Elizabeth Marcinek, APRN, CNPMcHenry, IL 600501467827907
- Louina Molina, APRN, APNP-FMcHenry, IL 600501699164897
Common questions
What is Mary Christine Johansen, APRN, CNP's NPI number?
Mary Christine Johansen, APRN, CNP's National Provider Identifier (NPI) is 1689208928, issued on Feb 25, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Mary Christine Johansen, APRN, CNP located?
The NPPES record lists a practice address at 4309 W Medical Center Dr Ste A200, McHenry, IL, 60050. Phone: (815) 759-8070. Providers update this record themselves, so call before visiting.
How can I verify Mary Christine Johansen, APRN, CNP's license?
NPPES lists Illinois license number 209020914, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Christine Johansen, APRN, CNP prescribe under Medicare Part D?
In 2024, Mary Christine Johansen, APRN, CNP had 396 Medicare Part D claims for 169 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.