Christine Isaac
Nurse Practitioner · Chicago, IL
Christine Isaac is a nurse practitioner with a practice address in Chicago, Illinois, and NPI 1760250534, issued on Dec 12, 2023. Check the license (Illinois 041502113, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Christine Isaac
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 041502113 IL
Self-reported in NPPES; status is on the state search - Practice location
- 779 W Adams St, Chicago, IL 60661
- Phone
- (312) 382-8380
- Enumerated
- Dec 12, 2023
- Record last updated
- Dec 12, 2023
- Medicare enrollment
- Enrolled (PECOS I20240208002374); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,892 in Illinois → Look up another NPI →
Also registered at 779 W Adams St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Marlene Bimm, FNP-BCFamily Nurse Practitioner1912843988
- Kathryn Cato, NP, APRNFamily Nurse Practitioner1427819747
Verify Christine Isaac in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 041502113Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average nurse practitioner in 2024
98 Medicare Part D claims for 64 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin-Clavulanate Potass20 claims
- Fluticasone Propionate14 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.
Industry payments in 2024: $140.85
1 payment: food and beverage; the largest payer was Hologic Sales and Service, LLC. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Midwest Express Care 2, IncWillowbrook, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christine Isaac among 4,892 nurse practitioner records in Illinois
Christine Isaac 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 2023, is newer than 80% of them.
- NPI issued2023 · 80% of these records are older, 13% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2022 · median 2018 among the 3,389 with a school on file
- Record last updated2023 · 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).
952 nurse practitioner records list a practice address in Chicago
They are 952 of the 63,379 NPPES records with a practice address in Chicago, and 4,892 nurse practitioner records in Illinois.
All 4,892 in Illinois → Every provider in Chicago → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Morgan ElsasserChicago, IL 606611588301477
- Rachel MancusoChicago, IL 606611962361634
- Jamie Martin, APRNChicago, IL 606611487546917
- Mariah McCafferty, FNP-CChicago, IL 606611245100742
- Paul Rozovics, APRNChicago, IL 606611790660264
- Kara Schubert, RN, FNP-BCChicago, IL 606611669229662
- Lisa Schultz, NPChicago, IL 606611639363732
- Chinazor Umesegha, MSN, APRN, FNP-CChicago, IL 606611508449711
Common questions
What is Christine Isaac's NPI number?
Christine Isaac's National Provider Identifier (NPI) is 1760250534, issued on Dec 12, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Christine Isaac located?
The NPPES record lists a practice address at 779 W Adams St, Chicago, IL, 60661. Phone: (312) 382-8380. Providers update this record themselves, so call before visiting.
How can I verify Christine Isaac's license?
NPPES lists Illinois license number 041502113, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Christine Isaac prescribe under Medicare Part D?
In 2024, Christine Isaac had 98 Medicare Part D claims for 64 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.