DIANE D HESTER MS RD
NPI 1235306184
Dietitian, Registered in Menlo Park, CA
About Diane D Hester Ms Rd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANE D HESTER MS RD (NPI 1235306184) is an individual dietitian, registered in Menlo Park, California and active in the NPI registry since May 2008. She is a graduate of Other (1984).
NPPES Registry Identity
Specialties & Licenses
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
Diane D Hester Ms Rd 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 Diane Hester reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Newark, CA 94560
- Reassigned Medicare billing, California enrollment
- 435 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 94025 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 16
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MENLO PARK, CA 94025
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 Diane Hester's NPI number?
The NPI number for Diane Hester is 1235306184. It was assigned to this individual provider in the NPPES registry on May 9, 2008.
Where is Diane Hester located?
Diane Hester practices at 1300 Crane Street, Menlo Park, CA 94025. The listed phone number is (650) 498-6500.
What is Diane Hester's specialty?
The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.
Is Diane Hester enrolled in Medicare?
Yes. Diane Hester 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 Diane Hester's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diane Hester reassigns Medicare benefits to University Healthcare Alliance (Newark, 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 Diane Hester'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 Diane Hester was last updated on May 9, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Diane D Hester, MS RD · NPI 1235306184
Dietitian, Registered provider in Menlo Park, California. Individual provider, active in the CMS NPPES registry since May 9, 2008.
## Identity
- **NPI:** 1235306184 (Entity type: Individual)
- **Enumerated:** May 9, 2008
- **Primary specialty:** Dietitian, Registered · taxonomy 133V00000X
- **Sole proprietor:** No
## Practice location
- **Address:** 1300 CRANE STREET, Menlo Park, CA 94025-4429
- **Phone:** (650) 498-6500
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** University Healthcare Alliance (NPI 1760531198, Newark, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1984
## Record status
- **NPPES last updated:** May 9, 2008
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Source: [NPI Profile](https://npiprofile.com/npi/1235306184) · Data from the CMS NPPES public registry.