NATHANIEL JACK LEAVITT DO
NPI 1083233928
Internal Medicine in Lake Mary, FL
About Nathaniel Jack Leavitt Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NATHANIEL JACK LEAVITT DO (NPI 1083233928) is an individual internal medicine provider in Lake Mary, Florida, licensed in Florida (OS22195) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS, is affiliated with Adventhealth Ocala, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
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
Nathaniel Jack Leavitt Do 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 Nathaniel Leavitt reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lake Mary, FL 32746
- Reassigned Medicare billing, Florida enrollment
- 329 clinicians in this Medicare group
Ocala, FL 34480
- Reassigned Medicare billing, Florida enrollment
- 27 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.
Adventhealth Ocala
Acute Care Hospitals · Ocala, FLPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 32746 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.
LAKE MARY, FL 32746
LAKE MARY, FL 32746
LAKE MARY, FL 32746
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 Nathaniel Leavitt's NPI number?
The NPI number for Nathaniel Leavitt is 1083233928. It was assigned to this individual provider in the NPPES registry on April 10, 2020.
Where is Nathaniel Leavitt located?
Nathaniel Leavitt practices at 525 Technology Park Ste 109, Lake Mary, FL 32746. The listed phone number is (407) 647-2346.
What is Nathaniel Leavitt's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Nathaniel Leavitt enrolled in Medicare?
Yes. Nathaniel Leavitt 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 Nathaniel Leavitt's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nathaniel Leavitt reassigns Medicare benefits to 2 organizations: Central Florida Inpatient Medicine LLC (Lake Mary, FL) and Ocala Hospital Care Providers, PLLC (Ocala, 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 Nathaniel Leavitt's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Nathaniel Leavitt affiliated with any hospitals?
According to CMS data, Nathaniel Leavitt is affiliated with Adventhealth Ocala.
When was this NPI record last updated?
The NPPES record for Nathaniel Leavitt was last updated on July 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Nathaniel Jack Leavitt, DO · NPI 1083233928
Internal Medicine physician in Lake Mary, Florida. Individual provider, active in the CMS NPPES registry since April 10, 2020.
## Identity
- **NPI:** 1083233928 (Entity type: Individual)
- **Enumerated:** April 10, 2020
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** OS22195 (Florida)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 525 TECHNOLOGY PARK STE 109, Lake Mary, FL 32746-7107
- **Phone:** (407) 647-2346
## 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): Central Florida Inpatient Medicine LLC (NPI 1649228859, Lake Mary, FL); Ocala Hospital Care Providers, PLLC (NPI 1497444939, Ocala, FL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** July 23, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1083233928) · Data from the CMS NPPES public registry.