KEITH SACCO MD
NPI 1780049759
Allergy & Immunology in Jacksonville, FL
About Keith Sacco Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KEITH SACCO MD (NPI 1780049759) is an individual allergy & immunology provider in Jacksonville, Florida, licensed in Florida (ME174436) and active in the NPI registry since December 2015. He is enrolled in Medicare PECOS, is affiliated with Mayo Clinic, and maintains a secondary practice location in Phoenix.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Keith Sacco Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Keith Sacco reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Jacksonville, FL 32224
- Reassigned Medicare billing, Florida enrollment
- 1,828 clinicians in this Medicare group
Mesa, AZ 85206
- Reassigned Medicare billing, Arizona enrollment
- Medicare enrollment name: Phoenix Children's Hospital
- 1,416 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mayo Clinic
Acute Care Hospitals · Jacksonville, FLOther 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 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 Keith Sacco's NPI number?
The NPI number for Keith Sacco is 1780049759. It was assigned to this individual provider in the NPPES registry on December 17, 2015.
Where is Keith Sacco located?
Keith Sacco practices at 4500 San Pablo Rd S, Jacksonville, FL 32224. The listed phone number is (904) 953-2000.
What is Keith Sacco's specialty?
The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.
Is Keith Sacco enrolled in Medicare?
Yes. Keith Sacco is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Keith Sacco's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Keith Sacco reassigns Medicare benefits to 2 organizations: Mayo Clinic Jacksonville (Jacksonville, FL) and Phoenix Children's Medical Group (Mesa, AZ). 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 Keith Sacco's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Keith Sacco accept?
Health plans from Florida Blue (BlueCross BlueShield FL) list Keith Sacco 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 Keith Sacco affiliated with any hospitals?
According to CMS data, Keith Sacco is affiliated with Mayo Clinic.
When was this NPI record last updated?
The NPPES record for Keith Sacco was last updated on January 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Keith Sacco, MD · NPI 1780049759
Allergy & Immunology physician in Jacksonville, Florida. Individual provider, active in the CMS NPPES registry since December 17, 2015.
## Identity
- **NPI:** 1780049759 (Entity type: Individual)
- **Enumerated:** December 17, 2015
- **Primary specialty:** Allergy & Immunology · taxonomy 207K00000X
- **State license:** ME174436 (Florida)
- **Sole proprietor:** No
## Practice location
- **Address:** 4500 SAN PABLO RD S, Jacksonville, FL 32224-1865
- **Phone:** (904) 953-2000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Mayo Clinic Jacksonville (NPI 1174143986, Jacksonville, FL); Phoenix Children's Medical Group (NPI 1487814240, Mesa, AZ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** January 20, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1780049759) · Data from the CMS NPPES public registry.