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Physician Assistant

Jenna Withrow, PA

Works at hospitals in Santa Barbara, CA · California

Summary

Jenna Withrow, PA (Physician Assistant) is listed by Medicare at 1 hospital in Santa Barbara, CA. NPI 1356813299. 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 Jenna Withrow, 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

Physician AssistantPrimary specialty
YesAccepts Medicare assignment
8Years since medical school (graduated 2018)
FemaleGender (as listed)
William R. Gallivan, Jr., M.D., Inc.Group practice

Quick answers

Which hospitals does Jenna Withrow work at?
Medicare's official clinician data lists Jenna Withrow at 1 hospital: Santa Barbara Cottage Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jenna Withrow see patients?
Medicare's clinician data lists 2 practice locations, including Solvang, CA and Santa Barbara, CA. Call before your visit to confirm the address.
What is Jenna Withrow's specialty?
Medicare lists Physician Assistant as the primary specialty.
Does Jenna Withrow accept Medicare assignment?
Yes. Medicare's clinician data says Jenna Withrow 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 Jenna Withrow?
(805) 220-6020, as listed in official Medicare / NPI Registry data.
What is Jenna Withrow's NPI number?
1356813299. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jenna Withrow works

Medicare's Facility Affiliation Data lists Jenna Withrow 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 Jenna Withrow is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Jenna Withrow as a member of this group (CMS data updated 2026-10-02).

  • William R. Gallivan, Jr., M.D., Inc.4 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, California →

Other physician assistants in Solvang

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

All physician assistants in Solvang →

Clinician information

CredentialPA
Graduation year2018
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1356813299
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