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JOANNA WARREN CPNP
NPI 1851846810
Nurse Practitioner - Pediatrics in Meridian, MS

Active since August 19, 2016PECOS Enrolled
1600 22ND AVE FL 3, MERIDIAN, MS 39301(601) 703-8370(601) 703-8397 Get Directions Write a Review

NPPES record last updated: December 30, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 30, 2024, Dec 22, 2016, Sep 15, 2016 and 1 more (4 updates tracked since 2016).

About Joanna Warren Cpnp NPPES

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

JOANNA WARREN CPNP (NPI 1851846810) is an individual pediatrics provider in Meridian, Mississippi, licensed in Mississippi (901770) and active in the NPI registry since August 2016. She is enrolled in Medicare PECOS and maintains a secondary practice location in Meridian.

NPPES Registry Identity

NPI1851846810
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameJOANNA WARRENCredential: CPNP
Location Address1600 22ND AVE FL 3Meridian, MS 39301-3223
Mailing Address965 Ridge Lake Blvd Ste 315Memphis, TN 38120-9401 · (877) 348-1281 · Fax (901) 227-3206
Phone(601) 703-8370
Fax(601) 703-8397
Sole ProprietorNo
Enumeration DateAugust 19, 2016
Last NPPES UpdateDecember 30, 20244 updates tracked since enumeration
NPPES CertifiedDecember 30, 2024
✔ NPI 1851846810 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0200X
License✔ Licensed in MS · 901770
Also ListedRegistered NurseTaxonomy 163W00000X · License 874207 (MS)
1600 22ND AVE FL 3, Meridian, MS 39301
Open in Google Maps ↗

Secondary Practice Location 1

Location 11523 22nd Ave, Suite BMeridian, MS 39301-4016 · Phone (601) 703-8370 · Fax (601) 703-8390

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 Health 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 (PECOS)

Joanna Warren Cpnp 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.

Medicare Billing Reassignment

Medicare enrollment records show Joanna Warren reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Anderson Regional Medical Center
Same address
General Acute Care Hospital
2124 14TH ST
Meridian, MS 39301
  • Reassigned Medicare billing, Mississippi enrollment
  • 45 clinicians in this Medicare group
NPI 1063639268 (601) 553-6000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 39301 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.

Other Providers at the Same Location NPPES 6

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

DR. DEANNA I. PRICE M.D.
Pediatrics
1600 22ND AVE FL 3
MERIDIAN, MS 39301
Lauderdale County (601) 703-8370
DR. ROBERT IRA EUBANKS M.D.
Pediatrics
1600 22ND AVE FL 3
MERIDIAN, MS 39301
Lauderdale County (601) 703-8370
ABBY MARIE THAMES PA-C
Physician Assistant (Surgical)
1600 22ND AVE FL 3
MERIDIAN, MS 39301
Lauderdale County (601) 693-1055
MRS. STEPHANIE L COOPER PHD
Psychologist (Cognitive & Behavioral)
1600 22ND AVE FL 3
MERIDIAN, MS 39301
Lauderdale County (601) 703-8370
DR. JAMES HOWARD WALLACE MD
Urology
1600 22ND AVE FL 3
MERIDIAN, MS 39301
Lauderdale County (601) 693-1055
CHASITY MICHELLE COCKERHAM FNP-C
Nurse Practitioner (Family)
1600 22ND AVE FL 3
MERIDIAN, MS 39301
Lauderdale County (601) 693-1055

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 Joanna Warren's NPI number?

The NPI number for Joanna Warren is 1851846810. It was assigned to this individual provider in the NPPES registry on August 19, 2016.

Where is Joanna Warren located?

Joanna Warren practices at 1600 22nd Ave Fl 3, Meridian, MS 39301. The listed phone number is (601) 703-8370.

What is Joanna Warren's specialty?

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

Is Joanna Warren enrolled in Medicare?

Yes. Joanna Warren is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Joanna Warren's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joanna Warren reassigns Medicare benefits to Anderson Regional Medical Center (Meridian, MS). The 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 Joanna Warren's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Joanna Warren accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee and 4 other insurers list Joanna Warren 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 Joanna Warren was last updated on December 30, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.