LEIGHTON J. SWEET M.D.
NPI 1922026418
Hospitalist in Monterey, CA
About Leighton J. Sweet M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LEIGHTON J. SWEET M.D. (NPI 1922026418) is an individual hospitalist provider in Monterey, California, licensed in California (G88643) and active in the NPI registry since July 2006.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Leighton J. Sweet M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Leighton Sweet reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Monterey, CA 93940
- Reassigned Medicare billing, California enrollment
- 50 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.
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.
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 Leighton Sweet's NPI number?
The NPI number for Leighton Sweet is 1922026418. It was assigned to this individual provider in the NPPES registry on July 17, 2006.
Where is Leighton Sweet located?
Leighton Sweet practices at 23625 Wr Holman Hwy, Monterey, CA 93940. The listed phone number is (831) 622-2708.
What is Leighton Sweet's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Leighton Sweet enrolled in Medicare?
Yes. Leighton Sweet is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Leighton Sweet's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Leighton Sweet reassigns Medicare benefits to Monterey Hospitalist Medical Group (Monterey, CA). 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 Leighton Sweet's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Leighton Sweet was last updated on October 22, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Leighton J. Sweet, M.D. · NPI 1922026418
Hospitalist physician in Monterey, California. Individual provider, active in the CMS NPPES registry since July 17, 2006.
## Identity
- **NPI:** 1922026418 (Entity type: Individual)
- **Enumerated:** July 17, 2006
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** G88643 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 23625 WR HOLMAN HWY, Monterey, CA 93940-5902
- **Phone:** (831) 622-2708 · **Fax:** (831) 622-2709
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** Monterey Hospitalist Medical Group (NPI 1043321623, Monterey, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 22, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1922026418) · Data from the CMS NPPES public registry.