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Neurosurgery

Ciara D. Harraher, MD

Works at hospitals in Santa Cruz, CA · Watsonville, CA · California

Summary

Ciara D. Harraher, MD (Neurosurgery) is listed by Medicare at 2 hospitals in Santa Cruz, CA and Watsonville, CA. NPI 1336469659. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Ciara D. Harraher, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

NeurosurgeryPrimary specialty
YesAccepts Medicare assignment
18Years since medical school (graduated 2008)
FemaleGender (as listed)
Stanford Health CareGroup practice

Quick answers

Which hospitals does Ciara D. Harraher work at?
Medicare's official clinician data lists Ciara D. Harraher at 2 hospitals: Dominican Hospital and Watsonville Community Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Ciara D. Harraher see patients?
Medicare's clinician data lists 1 practice location in Stanford, CA. Call before your visit to confirm the address.
What is Ciara D. Harraher's specialty?
Medicare lists Neurosurgery as the primary specialty.
Does Ciara D. Harraher accept Medicare assignment?
Yes. Medicare's clinician data says Ciara D. Harraher accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Ciara D. Harraher?
(650) 723-4000, as listed in official Medicare / NPI Registry data.
What is Ciara D. Harraher's NPI number?
1336469659. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Ciara D. Harraher works

Medicare's Facility Affiliation Data lists Ciara D. Harraher at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Ciara D. Harraher is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Ciara D. Harraher as a member of this group (CMS data updated 2026-10-02).

  • Stanford Health Care3,122 clinicians in the group

Specialties

Find other Neurosurgery doctors in California →

Other neurosurgeons in Stanford

Clinicians with the same Medicare primary specialty in Stanford, CA — not a recommendation.

All neurosurgeons in Stanford →

Clinician information

CredentialMD
Graduation year2008
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1336469659
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians