1. Home
  2. Directory
  3. Louisiana
  4. Baton Rouge
  5. Pediatrics
  6. NPI Profile

DIONNA MICHELLE MATHEWS M.D.
NPI 1033527817
Pediatrics in Baton Rouge, LA

Active since July 24, 2014PECOS Enrolled
9001 SUMMA AVE, BATON ROUGE, LA 70809(225) 761-5405 Get Directions Write a Review

NPPES record last updated: November 5, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dionna Michelle Mathews M.d. NPPES

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

DIONNA MICHELLE MATHEWS M.D. (NPI 1033527817) is an individual pediatrics provider in Baton Rouge, Louisiana, licensed in Louisiana (310875) and active in the NPI registry since July 2014. She is enrolled in Medicare PECOS and maintains a secondary practice location in Baton Rouge.

NPPES Registry Identity

NPI1033527817
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDIONNA MICHELLE MATHEWSCredential: M.D.
Location Address9001 SUMMA AVEBaton Rouge, LA 70809
Mailing Address1514 Jefferson HwyNew Orleans, LA 70121-2429 · (504) 842-4000
Phone(225) 761-5405
Sole ProprietorNo
Enumeration DateJuly 24, 2014
Last NPPES UpdateNovember 5, 2018
✔ NPI 1033527817 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in LA · 310875
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License PGY.202444 (LA)
9001 SUMMA AVE, Baton Rouge, LA 70809
Open in Google Maps ↗

Secondary Practice Location 1

Location 18415 Goodwood Blvd, Ste 202Baton Rouge, LA 70806-7851 · Phone (225) 765-8013 · Fax (225) 765-2033

Other Identifiers 1

Medicaid2368796LA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Louisiana, HMO Louisiana.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dionna Michelle Mathews M.d. 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 Dionna Mathews reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ochsner Clinic LLC
0.2 mi
Internal Medicine
10310 THE GROVE BLVD
Baton Rouge, LA 70836
  • Reassigned Medicare billing, Louisiana enrollment
  • 4,559 clinicians in this Medicare group
NPI 1407848443 (225) 761-5200

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 70809 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
$83.60 typical visit price
range $53.43 – $164.73
Typical copayment $20.90 (range $13.35 – $41.18)
Most-billed visit code 99203
Established Patient
$95.09 typical visit price
range $16.64 – $133.62
Typical copayment $23.77 (range $4.16 – $33.40)
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 20

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

DR. THOMAS R FAIRLEY O.D.
Optometrist
9001 SUMMA AVE
BATON ROUGE, LA 70809
East Baton Rouge Parish (225) 761-5200
KAYLA DAWN SLIMAN M.D.
Internal Medicine (Gastroenterology)
9001 SUMMA AVE
BATON ROUGE, LA 70809
East Baton Rouge Parish (225) 761-5219
BATON ROUGE GENERAL MEDICAL CENTER
Pharmacy (Community/Retail Pharmacy)
9001 SUMMA AVE
BATON ROUGE, LA 70809
East Baton Rouge Parish (225) 387-7627
ABDUL BASET KHAN MD
Psychiatry & Neurology (Neurology)
9001 SUMMA AVE
BATON ROUGE, LA 70809
East Baton Rouge Parish (225) 761-5200
MS. MOLLY ELIZABETH MCRAE RN PRACTITIONER
Nurse Practitioner
9001 SUMMA AVE
BATON ROUGE, LA 70809
East Baton Rouge Parish (225) 761-5200
WILLIAM FREDERICK WATERS PH.D
Psychologist (Clinical)
9001 SUMMA AVE
BATON ROUGE, LA 70809
East Baton Rouge Parish (225) 761-5200
GIA TYSON LANDRY M.D.
Internal Medicine (Gastroenterology)
9001 SUMMA AVE
BATON ROUGE, LA 70809
East Baton Rouge Parish (225) 761-5219
ELIZABETH BREAUX MCELVEEN RNFA
Registered Nurse
9001 SUMMA AVE
BATON ROUGE, LA 70809
East Baton Rouge Parish (225) 761-5479

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 Dionna Mathews's NPI number?

The NPI number for Dionna Mathews is 1033527817. It was assigned to this individual provider in the NPPES registry on July 24, 2014.

Where is Dionna Mathews located?

Dionna Mathews practices at 9001 Summa Ave, Baton Rouge, LA 70809. The listed phone number is (225) 761-5405.

What is Dionna Mathews's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Dionna Mathews enrolled in Medicare?

Yes. Dionna Mathews is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Dionna Mathews's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dionna Mathews reassigns Medicare benefits to Ochsner Clinic LLC (Baton Rouge, LA). 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 Dionna Mathews's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Dionna Mathews accept?

Health plans from Blue Cross and Blue Shield of Louisiana and HMO Louisiana list Dionna Mathews 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 Dionna Mathews was last updated on November 5, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.