HAILEY MICHELLE HIRSCHFELD DNP
NPI 1861106254
Nurse Practitioner in Stanford, CA
About Hailey Michelle Hirschfeld Dnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HAILEY MICHELLE HIRSCHFELD DNP (NPI 1861106254) is an individual nurse practitioner in Stanford, California, licensed in California (95020838) and active in the NPI registry since January 2023. She is enrolled in Medicare PECOS and maintains a secondary practice location in Palm Springs.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Hailey Michelle Hirschfeld Dnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Hailey Hirschfeld reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stanford, CA 94305
- Reassigned Medicare billing, California enrollment
- 4,258 clinicians in this Medicare group
Palo Alto, CA 94304
- Reassigned Medicare billing, California enrollment
- 3,617 clinicians in this Medicare group
Mountain View, CA 94040
- Reassigned Medicare billing, California enrollment
- 117 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 4
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 94305 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.
STANFORD, CA 94305
STANFORD, CA 94305
STANFORD, CA 94305
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 Hailey Hirschfeld's NPI number?
The NPI number for Hailey Hirschfeld is 1861106254. It was assigned to this individual provider in the NPPES registry on January 10, 2023.
Where is Hailey Hirschfeld located?
Hailey Hirschfeld practices at 300 Pasteur Dr, Stanford, CA 94305. The listed phone number is (650) 723-4000.
What is Hailey Hirschfeld's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Hailey Hirschfeld enrolled in Medicare?
Yes. Hailey Hirschfeld is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Hailey Hirschfeld's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hailey Hirschfeld reassigns Medicare benefits to 3 organizations: Stanford Health Care (Stanford, CA), Lpch Medical Group Div Of Lucile (Palo Alto, CA) and Cep America - Neurology PC (Mountain View, 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 Hailey Hirschfeld'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 Hailey Hirschfeld was last updated on August 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Hailey Michelle Hirschfeld, DNP · NPI 1861106254
Nurse Practitioner physician in Stanford, California. Individual provider, active in the CMS NPPES registry since January 10, 2023.
## Identity
- **NPI:** 1861106254 (Entity type: Individual)
- **Enumerated:** January 10, 2023
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** 95020838 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 PASTEUR DR, Stanford, CA 94305-2200
- **Phone:** (650) 723-4000
## 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): Stanford Health Care (NPI 1437292927, Stanford, CA); Lpch Medical Group Div Of Lucile (NPI 1417907940, Palo Alto, CA); Cep America - Neurology PC (NPI 1952938771, Mountain View, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 26, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1861106254) · Data from the CMS NPPES public registry.