DR. JAY E GLADSTEIN M.D.
NPI 1154428613
Internal Medicine - Infectious Disease in Los Angeles, CA
About Dr. Jay E Gladstein M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAY E GLADSTEIN M.D. (NPI 1154428613) is an individual infectious disease provider in Los Angeles, California, licensed in California (A83112) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, maintains 5 additional practice locations, and is a graduate of University Of Southern California Keck School Of Medicine (2001).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 5
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Jay E Gladstein M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Jay Gladstein reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90036
- Reassigned Medicare billing, California enrollment
- 34 clinicians in this Medicare group
Los Angeles, CA 90048
- Reassigned Medicare billing, California enrollment
- 2,118 clinicians in this Medicare group
Los Angeles, CA 90048
- Reassigned Medicare billing, California enrollment
- 1,001 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
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 90036 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOS ANGELES, CA 90036
LOS ANGELES, CA 90036
LOS ANGELES, CA 90036
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 Jay Gladstein's NPI number?
The NPI number for Jay Gladstein is 1154428613. It was assigned to this individual provider in the NPPES registry on September 19, 2006.
Where is Jay Gladstein located?
Jay Gladstein practices at 5901 W Olympic Blvd Ste 310, Los Angeles, CA 90036. The listed phone number is (323) 215-1725.
What is Jay Gladstein's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Jay Gladstein enrolled in Medicare?
Yes. Jay Gladstein is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Jay Gladstein's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jay Gladstein reassigns Medicare benefits to 3 organizations: Apla Health & Wellness (Los Angeles, CA), Cedars-Sinai Medical Care Foundation (Los Angeles, CA) and Cedars-Sinai Medical Center (Los Angeles, 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 Jay Gladstein'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 Jay Gladstein was last updated on October 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 days 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.
# Dr. Jay E Gladstein, M.D. · NPI 1154428613
Infectious Disease physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since September 19, 2006.
## Identity
- **NPI:** 1154428613 (Entity type: Individual)
- **Enumerated:** September 19, 2006
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** A83112 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 5901 W OLYMPIC BLVD STE 310, Los Angeles, CA 90036-4664
- **Phone:** (323) 215-1725 · **Fax:** (323) 271-4154
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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): Apla Health & Wellness (NPI 1790202968, Los Angeles, CA); Cedars-Sinai Medical Care Foundation (NPI 1316984388, Los Angeles, CA); Cedars-Sinai Medical Center (NPI 1639172372, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Southern California Keck School Of Medicine, class of 2001
## Record status
- **NPPES last updated:** October 19, 2026
- **Other identifiers:** Medicaid 1013144187 (CA); Other P00745200 (CA); Other CB682Z (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1154428613) · Data from the CMS NPPES public registry.