Doctor profile · Federal record

Dr. Marijen Aga, NP

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Psychiatric/Mental Health Nurse Practitioner · Registered Nurse · Adult Health Nurse Practitioner · Shawnee, KS

  • NPI 1245575547
  • Accepts Medicare
  • 15 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
6440 Nieman RD
Shawnee, KS 662033326
(913) 826-4200
Additional location
20333 W 151St St
Olathe, KS 660615350
(913) 588-1227
Additional location
301 E Kansas St
Lansing, KS 660431619
(913) 727-3235
Show 1 more location
Additional location
3515 Broadway Blvd
Kansas City, MO 641112501
(816) 753-5144
fax (816) 753-0804
Mailing address
301 E Kansas St
Lansing, KS 660431619

Credentials & registration

NPPES · NUCC
NPI registered
November 2012 — 14 yrs on file
Profile last updated
February 16, 2026
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State licenses (4)
Kansas #75539 · Missouri #2015036177 · Kansas #91594 · Kansas #5375539102
Medicaid (2)
KS #201142710A · MO #420037115

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245575547. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
217
Distinct HCPCS
2
Medicare allowed
$11,958
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 143 55 $78
96372 Injection of drug or substance under skin or into muscle 74 18 $11

In context: peer comparison

Among 1 peers in Shawnee Psychiatric/Mental Health Nurse Practitioner, average services per provider: 108. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,302
Transactions
192
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Teva Pharmaceuticals USA, INC. 44 $437.87
Alkermes, INC. 20 $388.46
Abbvie INC. 31 $351.17
E.R. Squibb & Sons, L.L.C. 5 $298.75
Axsome Therapeutics, INC. 12 $285.00
Otsuka America Pharmaceutical, INC. 12 $260.65
Lundbeck LLC 14 $189.43
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 15 $188.37
Janssen Pharmaceuticals, INC 9 $171.80
Neurocrine Biosciences, INC. 10 $164.84
Tris Pharma INC 2 $143.33
Supernus Pharmaceuticals, INC. 6 $138.67
Vanda Pharmaceuticals INC. 5 $125.58
Indivior INC. 6 $119.09
Biogen, INC. 1 $15.69

By nature of payment

Food and Beverage
$3,289
Education
$12

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,193
Patients
306
Total drug cost
$98,910
Drug Type Claims Patients Total cost
Trazodone Hcl Generic 271 47 $3,416
Quetiapine Fumarate Generic 260 41 $5,291
Sertraline Hcl Generic 201 26 $2,701
Olanzapine Generic 190 29 $4,940
Divalproex Sodium ER (Divalproex Sodium) Brand 179 17 $9,375
Lamotrigine Generic 133 17 $1,328
Mirtazapine Generic 123 19 $1,835
Fluoxetine Hcl Generic 116 19 $1,388
Bupropion Xl (Bupropion Hcl) Brand 114 18 $2,481
Lurasidone Hcl Generic 112 20 $46,538

Frequently asked questions

Auto-generated from federal data
What is Dr. Marijen Aga's medical specialty?
Dr. Marijen Aga practices Psychiatric/Mental Health Nurse Practitioner in Shawnee, KS.
Where does Dr. Marijen Aga practice?
Dr. Marijen Aga practices at 6440 Nieman RD, Shawnee, KS 662033326. Office phone: 9138264200.
What is Dr. Marijen Aga's NPI?
Dr. Marijen Aga's National Provider Identifier (NPI) is 1245575547, issued by NPPES.
Does Dr. Marijen Aga accept Medicare assignment?
Yes. Dr. Marijen Aga accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marijen Aga commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection of drug or substance under skin or into muscle (HCPCS 96372). Source: CMS Medicare Physician & Other Practitioners file.