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Physical Therapist in Private Practice

Gillian J. Barbaria, PT

Sees patients in Willows, CA · Gridley, CA · California

Summary

Gillian J. Barbaria, PT is a physical therapist at 116 S Lassen St, Willows, CA 95988. Phone: (530) 934-2870. Accepts Medicare assignment. In 2024, Gillian J. Barbaria had 159 Original Medicare patients and 7,995 services. NPI 1619379922. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Physical therapist (Medicare lists Physical Therapist in Private Practice)
  • Address: 116 S Lassen St, Willows, CA 95988 · Directions (1 more location)
  • Phone: (530) 934‑2870
  • Medicare: Accepts Medicare assignment
  • Group practice: Western Physical Therapy Inc
  • School: graduated 2014
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Gillian J. Barbaria, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Gillian J. Barbaria accept Medicare assignment?
Yes. Medicare's clinician data says Gillian J. Barbaria accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Gillian J. Barbaria see?
In 2024, CMS data shows 159 Original Medicare patients and 7,995 services for Gillian J. Barbaria. This counts Original Medicare only and measures volume, not quality.
What is Gillian J. Barbaria's NPI number?
1619379922. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Gillian J. Barbaria, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients159
Services billed to Medicare7,995
Different services or procedures15
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Therapy procedure using functional activities (97530)2,432 services
  2. Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes (97110)2,219 services
  3. Therapy procedure using manual technique, each 15 minutes (97140)1,432 services
  4. Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes (97112)866 services
  5. Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of care (G0283)723 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis64%
  • Diabetes29%
  • Chronic kidney disease22%
  • COPD20%

Practice locations

Addresses where Gillian J. Barbaria is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Gillian J. Barbaria as a member of this group (CMS data updated October 2, 2026).

  • Western Physical Therapy Inc36 clinicians in the group

Specialties

Find other clinicians: Physical Therapist in Private Practice, California →

Other physical therapists in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

All physical therapists in California →

Other clinicians in Western Physical Therapy Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialPT
Graduation year2014
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1619379922
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  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