DR. ALEX JAMES BROWN MD
NPI 1700902434
Internal Medicine - Sports Medicine in Jacksonville, FL
About Dr. Alex James Brown Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALEX JAMES BROWN MD (NPI 1700902434) is an individual sports medicine provider in Jacksonville, Florida, licensed in Florida (ME107598) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS, is affiliated with Ascension St Vincent's Riverside, and is a graduate of East Tennessee State University Quillen College Of Medicine (2005).
NPPES Registry Identity
Specialties & Licenses 2
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)
Dr. Alex James Brown Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
5Medicare enrollment records show Alex Brown reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Jacksonville, FL 32257
- Reassigned Medicare billing, Georgia enrollment
- 15 clinicians in this Medicare group
Jacksonville, FL 32207
- Reassigned Medicare billing, Florida enrollment
- 71 clinicians in this Medicare group
Jacksonville, FL 32209
- Reassigned Medicare billing, Florida enrollment
- Also billed through NPI 1144276452 (Florida), NPI 1487814752 (Florida)
- 1,456 clinicians in this Medicare group
Jacksonville, FL 32204
- Reassigned Medicare billing, Georgia enrollment
- Medicare enrollment name: St Vincent's Ambulatory Care Inc
- 56 clinicians in this Medicare group
Jacksonville, FL 32204
- Reassigned Medicare billing, Florida enrollment
- 134 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.
Areas of Expertise CMS Part B claims 21
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ascension St Vincent's Riverside
Acute Care Hospitals · Jacksonville, FLBaptist Health Medical Center - Jacksonville
Acute Care Hospitals · Jacksonville, FLBaptist Medical Center Beaches
Acute Care Hospitals · Jacksonville Beach, FLAscension St Vincent's St Johns County
Acute Care Hospitals · St Johns, FLMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
JACKSONVILLE, FL 32224
JACKSONVILLE, FL 32224
JACKSONVILLE, FL 32224
JACKSONVILLE, FL 32224
JACKSONVILLE, FL 32224
JACKSONVILL, FL 32224
JACKSONVILLE, FL 32224
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 Alex Brown's NPI number?
The NPI number for Alex Brown is 1700902434. It was assigned to this individual provider in the NPPES registry on March 22, 2007.
Where is Alex Brown located?
Alex Brown practices at 11851 Stillwood Pines Blvd Suite 207, Jacksonville, FL 32224. The listed phone number is (904) 202-6683.
What is Alex Brown's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Sports Medicine, with taxonomy code 207RS0010X.
Is Alex Brown enrolled in Medicare?
Yes. Alex Brown is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Alex Brown's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alex Brown reassigns Medicare benefits to 5 organizations: St Vincent's Full Service Urgent Care, LLC (Jacksonville, FL), Lyerly Baptist Inc (Jacksonville, FL), University Of Florida Jacksonville Physicians Inc (Jacksonville, FL), St Vincents Ambulatory Care Inc (Jacksonville, FL) and Southeast Orthopedic Specialists, LLC (Jacksonville, FL). 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 Alex Brown's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alex Brown accept?
Health plans from AvMed, Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) list Alex 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.
Is Alex Brown affiliated with any hospitals?
According to CMS data, Alex Brown is affiliated with Ascension St Vincent's Riverside, Baptist Health Medical Center - Jacksonville, Baptist Medical Center Beaches and Ascension St Vincent's St Johns County.
When was this NPI record last updated?
The NPPES record for Alex Brown was last updated on July 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.