Marta Z. Semeyn, APN
Family Nurse Practitioner · Chicago, IL
Marta Z. Semeyn, APN is a family nurse practitioner with a practice address in Chicago, Illinois, and NPI 1295162840, issued on Sep 27, 2013. Check the license (Illinois 209010745, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marta Z. Semeyn
- Credential
- APN
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 209010745 IL
041-380081 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2233 W Division St, Chicago, IL 60622
- Phone
- (312) 770-2000
- Enumerated
- Sep 27, 2013
- Record last updated
- Mar 14, 2025
- Medicare enrollment
- Enrolled (PECOS I20140403001950); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 7,639 in Illinois → Look up another NPI →
Also registered at 2233 W Division St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Maheen Ahmad, DPMPodiatrist1619460292
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Verify Marta Z. Semeyn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209010745Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average family nurse practitioner in 2024
66 Medicare Part D claims for 18 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of 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 practice group's MIPS final score for 2023 (Medicare payment program): 87.1 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $17.73
1 payment: food and beverage; the largest payer was Getinge USA Sales, LLC. The 99,489 providers of this specialty with any payment received $650.95 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
- The Board OF Trustees OF The University OF IllinoisChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marta Z. Semeyn among 7,639 family nurse practitioner records in Illinois
Marta Z. Semeyn, APN is one of 7,639 family nurse practitioner records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 17% of them.
- NPI issued2013 · 17% of these records are older, 80% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2013 · median 2018 among the 4,778 with a school on file
- Record last updated2025 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,567 family nurse practitioner records list a practice address in Chicago
They are 1,567 of the 63,379 NPPES records with a practice address in Chicago, and 7,639 family nurse practitioner records in Illinois.
All 7,639 in Illinois → Every provider in Chicago → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Amy Becklenberg, APNChicago, IL 606221760558589
- Marianne Butler, APNChicago, IL 606221518228915
- Evelyn Cato, A.P.N.Chicago, IL 606221982911327
- Katherine Flechet, APNChicago, IL 606221255752192
- Staci Gorson, FNP-BCChicago, IL 606221306274022
- Emily Hendel, CNP, MSChicago, IL 606221417118613
- Ann McCormick, APNChicago, IL 606221063436889
- Mary-Anne Meyer, APNChicago, IL 606221811918402
Common questions
What is Marta Z. Semeyn, APN's NPI number?
Marta Z. Semeyn, APN's National Provider Identifier (NPI) is 1295162840, issued on Sep 27, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Marta Z. Semeyn, APN located?
The NPPES record lists a practice address at 2233 W Division St, Chicago, IL, 60622. Phone: (312) 770-2000. Providers update this record themselves, so call before visiting.
How can I verify Marta Z. Semeyn, APN's license?
NPPES lists Illinois license number 209010745, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Marta Z. Semeyn, APN prescribe under Medicare Part D?
In 2024, Marta Z. Semeyn, APN had 66 Medicare Part D claims for 18 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Marta Z. Semeyn, APN's MIPS final score?
The 2023 MIPS final score is 87.1 of 100, reported for the practice group. 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.