DEANNA DIEP
NPI 1356158380
Nurse Practitioner - Family in San Jose, CA
About Deanna Diep NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DEANNA DIEP (NPI 1356158380) is an individual family provider in San Jose, California, licensed in California (NP95033149) and active in the NPI registry since December 2024. She is enrolled in Medicare PECOS and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
Deanna Diep 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 Deanna Diep reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Fremont, CA 94539
- Reassigned Medicare billing, California enrollment
- 38 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 95116 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Deanna Diep's NPI number?
The NPI number for Deanna Diep is 1356158380. It was assigned to this individual provider in the NPPES registry on December 13, 2024.
Where is Deanna Diep located?
Deanna Diep practices at 2246 Timberpeak Ct, San Jose, CA 95116. The listed phone number is (408) 596-6786.
What is Deanna Diep's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Deanna Diep enrolled in Medicare?
Yes. Deanna Diep 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 Deanna Diep's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Deanna Diep reassigns Medicare benefits to Infusion Express Of California Inc (Fremont, 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 Deanna Diep's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Deanna Diep accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma list Deanna Diep as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Deanna Diep was last updated on December 13, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.
# Deanna Diep · NPI 1356158380
Family physician in San Jose, California. Individual provider, active in the CMS NPPES registry since December 13, 2024.
## Identity
- **NPI:** 1356158380 (Entity type: Individual)
- **Enumerated:** December 13, 2024
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** NP95033149 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2246 TIMBERPEAK CT, San Jose, CA 95116-2576
- **Phone:** (408) 596-6786
## 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:** Infusion Express Of California Inc (NPI 1447604525, Fremont, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** December 13, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1356158380) · Data from the CMS NPPES public registry.