DIANA NADERI MD
NPI 1184042608
Family Medicine - Hospice and Palliative Medicine in Santa Monica, CA
About Diana Naderi Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANA NADERI MD (NPI 1184042608) is an individual hospice and palliative medicine provider in Santa Monica, California, licensed in California (A140133) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2014).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 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
Diana Naderi 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
2Medicare enrollment records show Diana Naderi reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Santa Monica, CA 90404
- Reassigned Medicare billing, California enrollment
- 461 clinicians in this Medicare group
Los Angeles, CA 90095
- Reassigned Medicare billing, California enrollment
- 1,766 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 2
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 90404 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.
SANTA MONICA, CA 90404
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 Diana Naderi's NPI number?
The NPI number for Diana Naderi is 1184042608. It was assigned to this individual provider in the NPPES registry on April 1, 2014.
Where is Diana Naderi located?
Diana Naderi practices at 1245 16th St Ste 125, Santa Monica, CA 90404. The listed phone number is (310) 315-8900.
What is Diana Naderi's specialty?
The primary specialty registered for this NPI is Family Medicine, specializing in Hospice and Palliative Medicine, with taxonomy code 207QH0002X.
Is Diana Naderi enrolled in Medicare?
Yes. Diana Naderi 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 Diana Naderi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diana Naderi reassigns Medicare benefits to 2 organizations: Providence Saint Johns Medical Foundation (Santa Monica, CA) and The Regents Of The University Of California (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 Diana Naderi'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 Diana Naderi was last updated on May 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Diana Naderi, MD · NPI 1184042608
Hospice and Palliative Medicine physician in Santa Monica, California. Individual provider, active in the CMS NPPES registry since April 1, 2014.
## Identity
- **NPI:** 1184042608 (Entity type: Individual)
- **Enumerated:** April 1, 2014
- **Primary specialty:** Family Medicine - Hospice and Palliative Medicine · taxonomy 207QH0002X
- **State license:** A140133 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1245 16TH ST STE 125, Santa Monica, CA 90404-1240
- **Phone:** (310) 315-8900
## 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): Providence Saint Johns Medical Foundation (NPI 1770093734, Santa Monica, CA); The Regents Of The University Of California (NPI 1235107566, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** May 1, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1184042608) · Data from the CMS NPPES public registry.