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DR. JENNIFER O'SULLIVAN MD
NPI 1487731204
Pediatrics in Harvey, LA

Active since November 01, 2006PECOS Enrolled
1629 WESTBANK EXPY STE A, HARVEY, LA 70058(504) 582-0715(504) 582-0716 Get Directions Write a Review

NPPES record last updated: November 12, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Jennifer O'sullivan Md NPPES

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

DR. JENNIFER O'SULLIVAN MD (NPI 1487731204) is an individual pediatrics provider in Harvey, Louisiana, licensed in Louisiana (305136) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1487731204
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDR. JENNIFER O'SULLIVANCredential: MD
Location Address1629 WESTBANK EXPY STE AHarvey, LA 70058-4364
Mailing Address2712 Esplanade AveNew Orleans, LA 70119-3333 · (601) 955-3614 · Fax (504) 264-9428
Phone(504) 582-0715
Fax(504) 582-0716
Sole ProprietorNo
Enumeration DateNovember 1, 2006
Last NPPES UpdateNovember 12, 2025
NPPES CertifiedNovember 12, 2025
✔ NPI 1487731204 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in LA · 305136✔ Licensed in MS · 19346
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.
1629 WESTBANK EXPY STE A, Harvey, LA 70058
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Other Identifiers 2

Medicaid03232771MS
Medicaid2458183LA

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 Superior HealthPlan 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)

Dr. Jennifer O'sullivan Md 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 Reassignments

2

Medicare enrollment records show Jennifer O'sullivan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Marillac Community Health Centers
0.1 mi
Family Medicine
1629 WESTBANK EXPY STE A
Harvey, LA 70058
  • Reassigned Medicare billing, Louisiana enrollment
  • 127 clinicians in this Medicare group
NPI 1316324890 (504) 367-8777
Childrens Hospital Medical Practice Corporation
3.6 mi
Pediatrics
298 HENRY CLAY AVE
New Orleans, LA 70118
  • Reassigned Medicare billing, Louisiana enrollment
  • 297 clinicians in this Medicare group
NPI 1821090713 (504) 896-9827

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 70058 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
$86.76 typical visit price
range $55.50 – $170.30
Typical copayment $21.69 (range $13.87 – $42.57)
Most-billed visit code 99203
Established Patient
$98.35 typical visit price
range $17.42 – $138.03
Typical copayment $24.58 (range $4.35 – $34.50)
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

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

MARILLAC COMMUNITY HEALTH CENTERS
Family Medicine
1629 WESTBANK EXPY STE A
HARVEY, LA 70058
Jefferson Parish (504) 367-8777

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 Jennifer O'sullivan's NPI number?

The NPI number for Jennifer O'sullivan is 1487731204. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Where is Jennifer O'sullivan located?

Jennifer O'sullivan practices at 1629 Westbank Expy Ste A, Harvey, LA 70058. The listed phone number is (504) 582-0715.

What is Jennifer O'sullivan's specialty?

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

Is Jennifer O'sullivan enrolled in Medicare?

Yes. Jennifer O'sullivan is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Jennifer O'sullivan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jennifer O'sullivan reassigns Medicare benefits to 2 organizations: Marillac Community Health Centers (Harvey, LA) and Childrens Hospital Medical Practice Corporation (New Orleans, LA). Each 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 Jennifer O'sullivan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jennifer O'sullivan accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and AmeriHealth Caritas Next and 2 other insurers list Jennifer O'sullivan 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 Jennifer O'sullivan was last updated on November 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.