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MARIJEN SABAS AGA NP
NPI 1245575547
Nurse Practitioner - Psychiatric/Mental Health in Shawnee, KS

Active since November 28, 2012PECOS EnrolledAccepts Medicare Assignment
6440 NIEMAN RD, SHAWNEE, KS 66203(913) 826-4200 Get Directions Write a Review

NPPES record last updated: February 16, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 7, 2019, Sep 12, 2018 (2 updates tracked since 2018).

About Marijen Sabas Aga Np NPPES

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

MARIJEN SABAS AGA NP (NPI 1245575547) is an individual psychiatric/mental health provider in Shawnee, Kansas, licensed in Kansas (75539) and active in the NPI registry since November 2012. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2011).

NPPES Registry Identity

NPI1245575547
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameMARIJEN SABAS AGACredential: NP
Location Address6440 NIEMAN RDShawnee, KS 66203-3326
Mailing Address301 E Kansas StLansing, KS 66043-1619 · (913) 727-3235
Phone(913) 826-4200
Sole ProprietorNo
Medical School CMSOtherGraduated 2011
Enumeration DateNovember 28, 2012
Last NPPES UpdateFebruary 16, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 16, 2026
✔ NPI 1245575547 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
Licenses✔ Licensed in KS · 75539✔ Licensed in MO · 2015036177
Also ListedRegistered NurseTaxonomy 163W00000X · License 91594 (KS)
Also ListedNurse Practitioner · Adult HealthTaxonomy 363LA2200X · License 5375539102 (KS)
6440 NIEMAN RD, Shawnee, KS 66203
Open in Google Maps ↗

Secondary Practice Locations 3

Location 13515 Broadway BlvdKansas City, MO 64111-2501 · Phone (816) 753-5144 · Fax (816) 753-0804
Location 2301 E Kansas StLansing, KS 66043-1619 · Phone (913) 727-3235 ext. 57169
Location 320333 W 151st StOlathe, KS 66061-5350 · Phone (913) 588-1227

Other Identifiers 2

Medicaid201142710AKS
Medicaid420037115MO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Kansas City, Blue Cross and Blue Shield of Kansas, Inc. and more.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

Marijen Sabas Aga Np 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 ID9537447669
PECOS Enrollment IDI20161025001356, I20181120000638
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

6

Medicare enrollment records show Marijen Aga reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Johnson County Mental Health Center
3.0 mi
Mental Health (Including Community Mental Health Center)
6000 LAMAR AVE, SUITE 130
Mission, KS 66202
  • Reassigned Medicare billing, Kansas enrollment
  • 73 clinicians in this Medicare group
NPI 1174513444 (913) 826-4200
Responsive Management Clinic, Inc.
6.3 mi
Mental Health (Including Community Mental Health Center)
7501 COLLEGE BLVD STE 250
Overland Park, KS 66210
  • Reassigned Medicare billing, Kansas enrollment
  • 32 clinicians in this Medicare group
NPI 1164512562 (913) 451-8550
Kansas University Physicians Inc
6.5 mi
Internal Medicine
4000 CAMBRIDGE ST
Kansas City, KS 66160
  • Reassigned Medicare billing, Kansas enrollment
  • 2,139 clinicians in this Medicare group
NPI 1003858333 (913) 588-2527
Lawrence Physicians LLC
21 mi
Family Medicine
410 WOODFIELD DR
Tonganoxie, KS 66086
  • Reassigned Medicare billing, Kansas enrollment
  • 281 clinicians in this Medicare group
NPI 1255748471 (785) 505-5400
Success Health System, LLC
125 mi
Psychiatry
3700 I 70 DR SE STE 110
Columbia, MO 65201
  • Reassigned Medicare billing, Kansas and Missouri enrollments
  • 16 clinicians in this Medicare group
NPI 1508310293 (888) 410-5230
Integrated Rehab Consultants LLC
423 mi
Physical Medicine & Rehabilitation
401 N MICHIGAN AVENUE
Chicago, IL 60611
  • Reassigned Medicare billing, Kansas and Missouri enrollments
  • 14 clinicians in this Medicare group
NPI 1528379195 (725) 710-9208

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
98 services36 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
63 services19 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 66203 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
$81.98 typical visit price
range $53.00 – $161.67
Typical copayment $20.49 (range $13.25 – $40.41)
Most-billed visit code 99203
Established Patient
$94.12 typical visit price
range $16.88 – $132.11
Typical copayment $23.53 (range $4.22 – $33.02)
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.

LEANN M SMITH LSCSW
Social Worker (Clinical)
6440 NIEMAN RD
SHAWNEE, KS 66203
Johnson County (913) 962-9955
MATTHEW R BOTKIN LCP
Psychologist
6440 NIEMAN RD
SHAWNEE, KS 66203
Johnson County (913) 962-9955
MS. KRISTA WINEGAR LMLP
Psychologist (Cognitive & Behavioral)
6440 NIEMAN RD
SHAWNEE, KS 66203
Johnson County (913) 826-4000
BETSY J HASSELQUIST RN
Registered Nurse
6440 NIEMAN RD
SHAWNEE, KS 66203
Johnson County (913) 826-4000
CAILIN TEN BENSEL
Social Worker
6440 NIEMAN RD
SHAWNEE, KS 66203
Johnson County (913) 826-4200
BRIANA WILLIAMS
Social Worker
6440 NIEMAN RD
SHAWNEE, KS 66203
Johnson County (913) 826-4200
JESSICA MURPHY LMSW
Social Worker
6440 NIEMAN RD
SHAWNEE, KS 66203
Johnson County (913) 826-4200
MELISSA STALLBAUMER RN
Registered Nurse
6440 NIEMAN RD
SHAWNEE, KS 66203
Johnson County (913) 826-4200

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 Marijen Aga's NPI number?

The NPI number for Marijen Aga is 1245575547. It was assigned to this individual provider in the NPPES registry on November 28, 2012.

Where is Marijen Aga located?

Marijen Aga practices at 6440 Nieman Rd, Shawnee, KS 66203. The listed phone number is (913) 826-4200.

What is Marijen Aga's specialty?

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

Is Marijen Aga enrolled in Medicare?

Yes. Marijen Aga 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 Marijen Aga's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marijen Aga reassigns Medicare benefits to 6 organizations: Johnson County Mental Health Center (Mission, KS), Responsive Management Clinic, Inc. (Overland Park, KS), Kansas University Physicians Inc (Kansas City, KS), Lawrence Physicians LLC (Tonganoxie, KS), Success Health System, LLC (Columbia, MO) and 1 more organization, listed in the Medicare section above. 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 Marijen Aga's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marijen Aga accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Kansas City, Blue Cross and Blue Shield of Kansas, Inc., Medica and UnitedHealthcare list Marijen Aga 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 Marijen Aga was last updated on February 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.