MS. MARTHA ELIZABETH BROWN ARNP
NPI 1144299249
Nurse Practitioner - Pediatrics in Jacksonville, FL
About Ms. Martha Elizabeth Brown Arnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. MARTHA ELIZABETH BROWN ARNP (NPI 1144299249) is an individual pediatrics provider in Jacksonville, Florida, licensed in Florida (ARNP2551402) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ms. Martha Elizabeth Brown Arnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Martha Brown reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Jacksonville, FL 32209
- Reassigned Medicare billing, Florida enrollment
- 1,456 clinicians in this Medicare group
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 32207 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
JACKSONVILLE, FL 32207
JACKSONVILLE, FL 32207
JACKSONVILLE, FL 32207
JACKSONVILLE, FL 32207
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 Martha Brown's NPI number?
The NPI number for Martha Brown is 1144299249. It was assigned to this individual provider in the NPPES registry on March 14, 2006.
Where is Martha Brown located?
Martha Brown practices at 800 Prudential Dr Ufjp Pediatric Critical Care Medicine, Jacksonville, FL 32207. The listed phone number is (904) 202-8758.
What is Martha Brown's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Martha Brown enrolled in Medicare?
Yes. Martha Brown is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Martha Brown's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Martha Brown reassigns Medicare benefits to University Of Florida Jacksonville Physicians Inc (Jacksonville, FL). 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 Martha Brown's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Martha Brown accept?
Health plans from Ambetter Health, Ambetter from Superior HealthPlan and Ambetter of Alabama list Martha Brown 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 Martha Brown was last updated on February 18, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Ms. Martha Elizabeth Brown, ARNP · NPI 1144299249
Pediatrics physician in Jacksonville, Florida. Individual provider, active in the CMS NPPES registry since March 14, 2006.
## Identity
- **NPI:** 1144299249 (Entity type: Individual)
- **Enumerated:** March 14, 2006
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** ARNP2551402 (Florida)
- **Sole proprietor:** No
## Practice location
- **Address:** 800 PRUDENTIAL DR, UFJP PEDIATRIC CRITICAL CARE MEDICINE, Jacksonville, FL 32207-8202
- **Phone:** (904) 202-8758 · **Fax:** (904) 306-9884
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** University Of Florida Jacksonville Physicians Inc (NPI 1225298599, Jacksonville, FL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 18, 2012
- **Other identifiers:** Medicare PIN U5399Z (FL); Medicaid 188838750B (GA); Medicare UPIN Q49268 (FL); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1144299249) · Data from the CMS NPPES public registry.