DR. HARLEEN HAYREH MD
NPI 1073729539
Internal Medicine - Critical Care Medicine in Los Angeles, CA
About Dr. Harleen Hayreh Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. HARLEEN HAYREH MD (NPI 1073729539) is an individual critical care medicine provider in Los Angeles, California, licensed in California (A104937) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2003).
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 and accepts Medicare assignment
Dr. Harleen Hayreh 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 Reassignment
Medicare enrollment records show Harleen Hayreh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90027
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1396287082 (California)
- 13,921 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 90027 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.
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
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 Harleen Hayreh's NPI number?
The NPI number for Harleen Hayreh is 1073729539. It was assigned to this individual provider in the NPPES registry on May 14, 2007.
Where is Harleen Hayreh located?
Harleen Hayreh practices at 1515 N Vermont Ave 1st Floor- Pulmonary Department, Los Angeles, CA 90027. The listed phone number is (323) 783-4858.
What is Harleen Hayreh's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Harleen Hayreh enrolled in Medicare?
Yes. Harleen Hayreh 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 organization bills Medicare for Harleen Hayreh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Harleen Hayreh reassigns Medicare benefits to Southern California Permanente Medical Group (Los Angeles, 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 Harleen Hayreh'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 Harleen Hayreh was last updated on November 4, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Harleen Hayreh, MD · NPI 1073729539
Critical Care Medicine physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since May 14, 2007.
## Identity
- **NPI:** 1073729539 (Entity type: Individual)
- **Enumerated:** May 14, 2007
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** A104937 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1515 N VERMONT AVE, 1ST FLOOR- PULMONARY DEPARTMENT, Los Angeles, CA 90027-5337
- **Phone:** (323) 783-4858
## 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:** Southern California Permanente Medical Group (NPI 1134151657, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2003
## Record status
- **NPPES last updated:** November 4, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1073729539) · Data from the CMS NPPES public registry.