SAMANTHA MARY MAREK R.D.
NPI 1902157191
Dietitian, Registered in Westmont, IL
About Samantha Mary Marek R.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SAMANTHA MARY MAREK R.D. (NPI 1902157191) is an individual dietitian, registered in Westmont, Illinois, licensed in Illinois (164.005682) and active in the NPI registry since September 2012. She is a graduate of Other (2010).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Samantha Mary Marek R.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Samantha Marek reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Schaumburg, IL 60194
- Reassigned Medicare billing, Illinois enrollment
- 18 clinicians in this Medicare group
Needham, MA 02492
- Reassigned Medicare billing, Massachusetts enrollment
- 27 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60559 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WESTMONT, IL 60559
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Samantha Marek's NPI number?
The NPI number for Samantha Marek is 1902157191. It was assigned to this individual provider in the NPPES registry on September 27, 2012.
Where is Samantha Marek located?
Samantha Marek practices at 460 Quail Ridge Dr, Westmont, IL 60559. The listed phone number is (630) 986-2800.
What is Samantha Marek's specialty?
The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.
Is Samantha Marek enrolled in Medicare?
Yes. Samantha Marek is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Samantha Marek's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Samantha Marek reassigns Medicare benefits to 2 organizations: Seen Medical Group Of Il, PC (Schaumburg, IL) and Seen Medical Group Of Ma, P.C. (Needham, MA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Samantha Marek's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Samantha Marek accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas and Oscar Insurance Company list Samantha Marek as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Samantha Marek was last updated on May 19, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Samantha Mary Marek, R.D. · NPI 1902157191
Dietitian, Registered provider in Westmont, Illinois. Individual provider, active in the CMS NPPES registry since September 27, 2012.
## Identity
- **NPI:** 1902157191 (Entity type: Individual)
- **Enumerated:** September 27, 2012
- **Primary specialty:** Dietitian, Registered · taxonomy 133V00000X
- **State license:** 164.005682 (Illinois)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 460 QUAIL RIDGE DR, Westmont, IL 60559-6145
- **Phone:** (630) 986-2800
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Seen Medical Group Of Il, PC (NPI 1184456949, Schaumburg, IL); Seen Medical Group Of Ma, P.C. (NPI 1699486589, Needham, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** May 19, 2022
- **Other identifiers:** Other 164.005682 (IL)
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Source: [NPI Profile](https://npiprofile.com/npi/1902157191) · Data from the CMS NPPES public registry.