Margaret Ann Schwartz, APN
Adult Health Nurse Practitioner · Chicago, IL
Margaret Ann Schwartz, APN is an adult health nurse practitioner with a practice address in Chicago, Illinois, and NPI 1629381520, issued on Jul 20, 2010. Check the license (Illinois 209.007632, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Margaret Ann Schwartz
- Credential
- APN
- Primary taxonomy
- Adult Health Nurse Practitioner 363LA2200X
- License number
- 209.007632 IL
Self-reported in NPPES; status is on the state search - Practice location
- 675 N Saint Clair St, Chicago, IL 60611
- Phone
- (312) 695-7950
- Enumerated
- Jul 20, 2010
- Record last updated
- Jul 20, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (312) 695-1435
- Medicare enrollment
- Enrolled (PECOS I20101008000538); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 2009
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest adult health nurse practitioner records → All 743 in Illinois → Look up another NPI →
Also registered at 675 N Saint Clair St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sharon Allen, APRNAdult Health Nurse Practitioner1003849993
Verify Margaret Ann Schwartz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209.007632Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024
316 Medicare Part D claims for 75 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Levetiracetam80 claims
- Dexamethasone28 claims
- Lamictal24 claims
- Sertraline Hcl14 claims
- Acyclovir13 claims
- Sulfamethoxazole-Trimethoprim12 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.
The MIPS final score for 2023 (Medicare payment program): 94.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $238.64
8 payments; by number, the most common kind was food and beverage; the largest payer was Novocure Inc. The 12,291 providers of this specialty with any payment received $946.40 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
- Northwestern Medical Faculty FoundationSt Charles, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Ann Schwartz among 743 adult health nurse practitioner records in Illinois
Margaret Ann Schwartz, APN is one of 743 adult health nurse practitioner records with a practice address in Illinois. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 36% of them.
- NPI issued2010 · 36% of these records are older, 59% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2009 · median 2013 among the 372 with a school on file
- Record last updated2010 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Adult Health Nurse Practitioner providers in Illinois
There are 743 adult health nurse practitioner records in Illinois.
All 743 in Illinois → Every provider in Chicago → Adult Health Nurse Practitioner nationwide →
The 8 adult health nurse practitioner records with the nearest ZIP codes
- Sharon Allen, APRNChicago, IL 606111003849993
- Dawn AnthonyChicago, IL 606111174706683
- Jennifer Brown, ANP-CChicago, IL 606111750535449
- Jessica Charron, NP-CChicago, IL 606111427238823
- Carina Decroes, MS, RN, APRN, BCChicago, IL 606111255401261
- Janice Knuckey, NPChicago, IL 606111588627558
- Lisa Krammer, NPChicago, IL 606111457566432
- Bethany Lynch, NPChicago, IL 606111720012263
Common questions
What is Margaret Ann Schwartz, APN's NPI number?
Margaret Ann Schwartz, APN's National Provider Identifier (NPI) is 1629381520, issued on Jul 20, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Ann Schwartz, APN located?
The NPPES record lists a practice address at 675 N Saint Clair St, Chicago, IL, 60611. Phone: (312) 695-7950. Providers update this record themselves, so call before visiting.
How can I verify Margaret Ann Schwartz, APN's license?
NPPES lists Illinois license number 209.007632, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Margaret Ann Schwartz, APN prescribe under Medicare Part D?
In 2024, Margaret Ann Schwartz, APN had 316 Medicare Part D claims for 75 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. Part D covers Medicare prescriptions only.
What is Margaret Ann Schwartz, APN's MIPS final score?
The 2023 MIPS final score is 94.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.