Marta Semeyn, APN
NPI 1295162840 · Family Nurse Practitioner · Chicago, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marta Semeyn, APN is a Family Nurse Practitioner provider in Chicago, IL (NPI 1295162840).
Provider details
- NPI number
- 1295162840
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 041-380081 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
12 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 1740 W Taylor StChicago, IL 60612-7232Phone: (866) 600-2273
Registry dates
- Enumerated
- 2013-09-27
- Last updated
- 2025-03-14
- Certified
- 2025-03-14
Frequently asked questions
- What is Marta Semeyn's NPI number?
- Marta Semeyn's National Provider Identifier (NPI) is 1295162840, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marta Semeyn's specialty?
- Marta Semeyn is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marta Semeyn located?
- Marta Semeyn's practice location on file with NPPES is 2233 W Division St, Chicago, IL 60622-8151.
- What is Marta Semeyn's phone number?
- The practice phone number listed in the NPPES registry for Marta Semeyn is (312) 770-2000.
- Does Marta Semeyn accept Medicare?
- Marta Semeyn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marta Semeyn's NPI active?
- Yes — Marta Semeyn's NPI (1295162840) is active in the NPPES registry as of the last update on 2025-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.