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MS. CHRISTIE MARIE KEEN FNP
NPI 1023577442
Nurse Practitioner in Saint Louis, MO

Active since March 15, 2019PECOS EnrolledAccepts Medicare Assignment
11133 DUNN RD, DEPT EMERGENCY MED, SAINT LOUIS, MO 63136(314) 362-9123(314) 747-9160 Get Directions Write a Review

NPPES record last updated: July 14, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Oct 19, 2021, Mar 15, 2019 (2 updates tracked since 2019).

About Ms. Christie Marie Keen Fnp NPPES

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

MS. CHRISTIE MARIE KEEN FNP (NPI 1023577442) is an individual nurse practitioner in Saint Louis, Missouri, licensed in Missouri (2019002366) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, is affiliated with Osf Saint Anthony's Health Center, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1023577442
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMS. CHRISTIE MARIE KEENCredential: FNP
Location Address11133 DUNN RD, DEPT EMERGENCY MEDSaint Louis, MO 63136-6163
Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (314) 362-9123 · Fax (314) 747-9160
Phone(314) 362-9123
Fax(314) 747-9160
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateMarch 15, 2019
Last NPPES UpdateJuly 14, 20252 updates tracked since enumeration
NPPES CertifiedOctober 19, 2021
✔ NPI 1023577442 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in MO · 2019002366
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
11133 DUNN RD, Saint Louis, MO 63136
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ms. Christie Marie Keen Fnp 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 ID7517290265
PECOS Enrollment IDI20190611003427, I20200214001035
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.

Areas of Expertise CMS Part B claims 5

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.

Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
66 services64 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
27 services26 patients
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.
17 services17 patients
Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 87635
This is a lab test that detects the presence of COVID-19 in your body. It uses a technique to amplify the virus's genetic material, either DNA or RNA, making it easier to identify. A positive result indicates an active infection.
13 services13 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
12 services12 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Osf Saint Anthony's Health Center

Acute Care Hospitals · Alton, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140052
LocationSt Anthony's WayAlton, IL 62002 · Madison County

Hshs St Elizabeth's Hospital

Acute Care Hospitals · O Fallon, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140187
LocationOne St Elizabeth BoulevardO Fallon, IL 62269 · St. Clair County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63136 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.

ALEXANDER SEXTRO CAA
Anesthesiologist Assistant
11133 DUNN RD
SAINT LOUIS, MO 63136
St. Louis County (314) 653-5000
DR. HILTON I PRICE MD
Radiology (Diagnostic Radiology)
11133 DUNN RD, DEPT RADIOLOGY
SAINT LOUIS, MO 63136
St. Louis County (314) 362-7200
LESLEY ANN HANSON D.O.
Internal Medicine (Critical Care Medicine)
11133 DUNN RD
SAINT LOUIS, MO 63136
St. Louis County (314) 317-0600
MARY A. RUDLOFF M.D.
Pathology (Anatomic Pathology)
11133 DUNN RD, DEPT. OF PATHOLOGY
SAINT LOUIS, MO 63136
St. Louis County (314) 653-5630
ELYSHA M KACHEVAS
Nurse Practitioner (Family)
11133 DUNN RD, SUITE 2335
SAINT LOUIS, MO 63136
St. Louis County (314) 653-5007
DR. GRACE ELIZABETH MONTES MD
Emergency Medicine
11133 DUNN RD, DEPT EMERGENCY MED
SAINT LOUIS, MO 63136
St. Louis County (314) 362-9123
CHRISTIAN HOSPITAL NORTHEAST
Psychiatric Unit
11133 DUNN RD
SAINT LOUIS, MO 63136
St. Louis County (314) 653-5582
DR. WILLIAM DOUGLAS ZWEIG M.D.
Internal Medicine (Pulmonary Disease)
11133 DUNN RD, SUITE 2335
SAINT LOUIS, MO 63136
St. Louis County (314) 653-5007

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 Christie Keen's NPI number?

The NPI number for Christie Keen is 1023577442. It was assigned to this individual provider in the NPPES registry on March 15, 2019.

Where is Christie Keen located?

Christie Keen practices at 11133 Dunn Rd Dept Emergency Med, Saint Louis, MO 63136. The listed phone number is (314) 362-9123.

What is Christie Keen's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Christie Keen enrolled in Medicare?

Yes. Christie Keen 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.

Is Christie Keen affiliated with any hospitals?

According to CMS data, Christie Keen is affiliated with Osf Saint Anthony's Health Center and Hshs St Elizabeth's Hospital.

When was this NPI record last updated?

The NPPES record for Christie Keen was last updated on July 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.