1. Home
  2. Directory
  3. Missouri
  4. Hillsboro
  5. Nurse Practitioner
  6. NPI Profile

SYDNIE MARKOWSKI CNP
NPI 1659102937
Nurse Practitioner - Psychiatric/Mental Health in Hillsboro, MO

Active since August 09, 2024PECOS EnrolledAccepts Medicare Assignment
4 HICKORY RIDGE RD STE 600, HILLSBORO, MO 63050(844) 853-8937 Get Directions Write a Review

NPPES record last updated: August 9, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Sydnie Markowski Cnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SYDNIE MARKOWSKI CNP (NPI 1659102937) is an individual psychiatric/mental health provider in Hillsboro, Missouri, licensed in Missouri (2024031697) and active in the NPI registry since August 2024. She is enrolled in Medicare PECOS, maintains a secondary practice location in Arnold, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1659102937
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameSYDNIE MARKOWSKICredential: CNP
Location Address4 HICKORY RIDGE RD STE 600Hillsboro, MO 63050-5117
Mailing Address1800 CommunityClinton, MO 64735-8804 · (844) 853-8937
Phone(844) 853-8937
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateAugust 9, 2024
NPPES CertifiedAugust 9, 2024
✔ NPI 1659102937 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in MO · 2024031697
4 HICKORY RIDGE RD STE 600, Hillsboro, MO 63050
Open in Google Maps ↗

Secondary Practice Location 1

Location 121 Municipal DrArnold, MO 63010-1012 · Phone (844) 853-8937

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, Oscar Insurance Company, UnitedHealthcare.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

Sydnie Markowski Cnp 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.

PECOS PAC ID1557801198
PECOS Enrollment IDI20240910000831
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Sydnie Markowski reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Bjc Behavioral Health
24 mi
Mental Health (Including Community Mental Health Center)
3309 S KINGSHIGHWAY BLVD
Saint Louis, MO 63139
  • Reassigned Medicare billing, Missouri enrollment
  • Also billed through NPI 1801807847 (Missouri)
  • 91 clinicians in this Medicare group
NPI 1669485868 (314) 206-3700
Compass Health, Inc.
38 mi
Federally Qualified Health Center (FQHC)
1032 CROSSWINDS CT
Wentzville, MO 63385
  • Reassigned Medicare billing, Missouri enrollment
  • 968 clinicians in this Medicare group
NPI 1861618308 (636) 332-8310

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 63050 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SAMANTHA MUELLER
Physician Assistant (Medical)
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (636) 481-6040
ALYSSA GRAHAM DNP, PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (844) 853-8937
HANNAH HORN
Technician
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (636) 481-6040
KELLY CONN
Licensed Practical Nurse
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (636) 481-6040
BRITTANY MICCO
Licensed Practical Nurse
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (636) 481-6040
JESSICA MUNGLE RDH
Dental Hygienist
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (844) 853-8937
BRITTNEY GASSIER
Licensed Practical Nurse
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (636) 481-6040
JAMI GRIFFIN
Case Manager/Care Coordinator
4 HICKORY RIDGE RD STE 600
HILLSBORO, MO 63050
Jefferson County (636) 481-6040

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 Sydnie Markowski's NPI number?

The NPI number for Sydnie Markowski is 1659102937. It was assigned to this individual provider in the NPPES registry on August 9, 2024.

Where is Sydnie Markowski located?

Sydnie Markowski practices at 4 Hickory Ridge Rd Ste 600, Hillsboro, MO 63050. The listed phone number is (844) 853-8937.

What is Sydnie Markowski's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Sydnie Markowski enrolled in Medicare?

Yes. Sydnie Markowski 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 Sydnie Markowski's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sydnie Markowski reassigns Medicare benefits to 2 organizations: Bjc Behavioral Health (Saint Louis, MO) and Compass Health, Inc. (Wentzville, MO). 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 Sydnie Markowski's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Sydnie Markowski accept?

Health plans from Medica, Oscar Insurance Company and UnitedHealthcare list Sydnie Markowski 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 Sydnie Markowski was last updated on August 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.