LONI D JAY MD
NPI 1487097929
Family Medicine - Addiction Medicine in Jackson, CA
About Loni D Jay Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LONI D JAY MD (NPI 1487097929) is an individual addiction medicine provider in Jackson, California, licensed in California (A132204) and active in the NPI registry since April 2013. She is enrolled in Medicare PECOS, maintains 9 additional practice locations, and is a graduate of University Of Utah School Of Medicine (2013).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 9
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
Loni D Jay 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
3Medicare enrollment records show Loni Jay reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Cameron Park, CA 95682
- Reassigned Medicare billing, California enrollment
- 152 clinicians in this Medicare group
Sacramento, CA 95816
- Reassigned Medicare billing, California enrollment
- 4,479 clinicians in this Medicare group
Sacramento, CA 95816
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Sutter Valley Medical Foundation
- 3,056 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 8
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95642 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 6
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 Loni Jay's NPI number?
The NPI number for Loni Jay is 1487097929. It was assigned to this individual provider in the NPPES registry on April 15, 2013.
Where is Loni Jay located?
Loni Jay practices at 815 Court St Ste 7, Jackson, CA 95642. The listed phone number is (209) 257-5900.
What is Loni Jay's specialty?
The primary specialty registered for this NPI is Family Medicine, specializing in Addiction Medicine, with taxonomy code 207QA0401X.
Is Loni Jay enrolled in Medicare?
Yes. Loni Jay 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 Loni Jay's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Loni Jay reassigns Medicare benefits to 3 organizations: Marshall Medical Center (Cameron Park, CA), Sutter Bay Medical Foundation (Sacramento, CA) and Sutter Medical Foundation (Sacramento, CA). 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 Loni Jay'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 Loni Jay was last updated on January 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Loni D Jay, MD · NPI 1487097929
Addiction Medicine physician in Jackson, California. Individual provider, active in the CMS NPPES registry since April 15, 2013.
## Identity
- **NPI:** 1487097929 (Entity type: Individual)
- **Enumerated:** April 15, 2013
- **Primary specialty:** Family Medicine - Addiction Medicine · taxonomy 207QA0401X
- **State license:** A132204 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 815 COURT ST STE 7, Jackson, CA 95642-2154
- **Phone:** (209) 257-5900
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Marshall Medical Center (NPI 1356904577, Cameron Park, CA); Sutter Bay Medical Foundation (NPI 1003267196, Sacramento, CA); Sutter Medical Foundation (NPI 1942524095, Sacramento, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Utah School Of Medicine, class of 2013
## Record status
- **NPPES last updated:** January 14, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1487097929) · Data from the CMS NPPES public registry.