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KATHLEEN N. GUERREIN NP
NPI 1699819235
Nurse Practitioner in Saint Louis, MO

Active since February 16, 2007PECOS Enrolled
4414 N FLORISSANT AVE, SAINT LOUIS, MO 63107(314) 898-1700(314) 814-8542 Get Directions Write a Review

NPPES record last updated: September 2, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Kathleen N. Guerrein Np NPPES

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

KATHLEEN N. GUERREIN NP (NPI 1699819235) is an individual nurse practitioner in Saint Louis, Missouri, licensed in Missouri (101797 PNP) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1699819235
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameKATHLEEN N. GUERREINCredential: NP
Location Address4414 N FLORISSANT AVESaint Louis, MO 63107-1812
Mailing Address1717 Biddle StSaint Louis, MO 63106-3454 · (314) 898-1700 · Fax (314) 814-8542
Phone(314) 898-1700
Fax(314) 814-8542
Sole ProprietorNo
Enumeration DateFebruary 16, 2007
Last NPPES UpdateSeptember 2, 2016
✔ NPI 1699819235 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 · 101797 PNP
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.
4414 N FLORISSANT AVE, Saint Louis, MO 63107
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Other Identifiers 1

Medicaid425106804MO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Kathleen N. Guerrein Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63107 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 16

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

CLEVELAND EUGENE RAYFORD M.D.
Internal Medicine
4414 N FLORISSANT AVE
SAINT LOUIS, MO 63107
St. Louis City (314) 898-1720
AFFINIA HEALTHCARE
Clinic/Center (Federally Qualified Health Center (FQHC))
4414 N FLORISSANT AVE
SAINT LOUIS, MO 63107
St. Louis City (314) 898-1700
ANNIECE SPENCER NP-C
Nurse Practitioner (Family)
4414 N FLORISSANT AVE
SAINT LOUIS, MO 63107
St. Louis City (314) 898-1700
CARLA RUTH DUBAN MD
Pediatrics
4414 N FLORISSANT AVE
SAINT LOUIS, MO 63107
St. Louis City (314) 814-8531
ABBI LYN POPE ( PIPER)
Dental Hygienist
4414 N FLORISSANT AVE
SAINT LOUIS, MO 63107
St. Louis City (314) 898-1700
NICOLE MARIE BIDDINGER PA-C
Physician Assistant
4414 N FLORISSANT AVE
SAINT LOUIS, MO 63107
St. Louis City (314) 814-8700
AMY R ADAMS HYGIENIST
Dental Hygienist
4414 N FLORISSANT AVE
SAINT LOUIS, MO 63107
St. Louis City (314) 898-1700
MRS. BRANDY LADORA MACON PA-C
Physician Assistant
4414 N FLORISSANT AVE
SAINT LOUIS, MO 63107
St. Louis City (314) 814-8700

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 Kathleen Guerrein's NPI number?

The NPI number for Kathleen Guerrein is 1699819235. It was assigned to this individual provider in the NPPES registry on February 16, 2007.

Where is Kathleen Guerrein located?

Kathleen Guerrein practices at 4414 N Florissant Ave, Saint Louis, MO 63107. The listed phone number is (314) 898-1700.

What is Kathleen Guerrein's specialty?

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

Is Kathleen Guerrein enrolled in Medicare?

Yes. Kathleen Guerrein is registered in the Medicare PECOS enrollment system.

What insurance does Kathleen Guerrein accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 2 other insurers list Kathleen Guerrein 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 Kathleen Guerrein was last updated on September 2, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.