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MS. ERICA ALEXANDER KOSTMAYER CRNP
NPI 1306422464
Nurse Practitioner - Pediatrics in Gulfport, MS

Active since March 19, 2021PECOS Enrolled
401 COWAN RD UNIT B, GULFPORT, MS 39507(228) 202-1144 Get Directions Write a Review

NPPES record last updated: December 10, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 10, 2021, Sep 24, 2021, Mar 19, 2021 (3 updates tracked since 2021).

About Ms. Erica Alexander Kostmayer Crnp NPPES

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

MS. ERICA ALEXANDER KOSTMAYER CRNP (NPI 1306422464) is an individual pediatrics provider in Gulfport, Mississippi, licensed in Mississippi (904935) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1306422464
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameMS. ERICA ALEXANDER KOSTMAYERCredential: CRNP
Location Address401 COWAN RD UNIT BGulfport, MS 39507-2022
Mailing Address401 Cowan Rd Unit BGulfport, MS 39507-2022 · (228) 202-1144
Phone(228) 202-1144
Sole ProprietorNo
Enumeration DateMarch 19, 2021
Last NPPES UpdateDecember 10, 20213 updates tracked since enumeration
NPPES CertifiedDecember 10, 2021
✔ NPI 1306422464 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0200X
Licenses✔ Licensed in MS · 904935✔ Licensed in AL · 1-156402
401 COWAN RD UNIT B, Gulfport, MS 39507
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health 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)

Ms. Erica Alexander Kostmayer Crnp 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 39507 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
$80.50 typical visit price
range $51.65 – $159.18
Typical copayment $20.12 (range $12.91 – $39.79)
Most-billed visit code 99203
Established Patient
$92.20 typical visit price
range $16.15 – $129.61
Typical copayment $23.05 (range $4.03 – $32.40)
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.

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 Erica Kostmayer's NPI number?

The NPI number for Erica Kostmayer is 1306422464. It was assigned to this individual provider in the NPPES registry on March 19, 2021.

Where is Erica Kostmayer located?

Erica Kostmayer practices at 401 Cowan Rd Unit B, Gulfport, MS 39507. The listed phone number is (228) 202-1144.

What is Erica Kostmayer's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Is Erica Kostmayer enrolled in Medicare?

Yes. Erica Kostmayer is registered in the Medicare PECOS enrollment system.

What insurance does Erica Kostmayer accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health, Ambetter of Alabama and Ambetter of Tennessee and 3 other insurers list Erica Kostmayer 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 Erica Kostmayer was last updated on December 10, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.