NPPES file of Aug 9, 2026

Gillian McChesney, PHYSICAL THERAPIST

Orthopedic Physical Therapist · Mammoth Lakes, CA

Gillian McChesney, PHYSICAL THERAPIST is an orthopedic physical therapist with a practice address in Mammoth Lakes, California, and NPI 1093857963, issued on Feb 13, 2007. Check the license (California PT17248, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1093857963
Name
Gillian McChesney
Credential
PHYSICAL THERAPIST
Primary taxonomy
Orthopedic Physical Therapist 2251X0800X
License numbers
PT17248 CA
PT17468 CA
Self-reported in NPPES; status is on the state search
Practice location
85 Sierra Park RD, Mammoth Lakes, CA 93546
Phone
(760) 934-7302
Enumerated
Feb 13, 2007
Record last updated
Sep 11, 2025
Fax
(760) 934-1779
Medicare enrollment
Enrolled (PECOS I20240128000128); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 85 Sierra Park RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Darin Abacherli, RNFARegistered Nurse First Assistant1114721008
  2. Elaine Alrutz, PTPhysical Therapist1861969370
  3. Frohar Bahiraei, MDSurgery Physician1699819086
  4. David Bassler, M.D.Emergency Medicine Physician1386799930
  5. Mary Bassler, M.D.Family Medicine Physician1922153014
  6. Scott BealePhysical Therapist1669222576

Verify Gillian McChesney in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license PT17248
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Southern Mono Health Care DistrictMammoth Lakes, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Gillian McChesney among 1,641 orthopedic physical therapist records in California

Gillian McChesney, PHYSICAL THERAPIST is one of 1,641 orthopedic physical therapist records with a practice address in California. 42% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 18% of them.

  • NPI issued2007 · 18% of these records are older, 67% newer
  • In a Medicare fileYes · 42% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated1988 · median 2013 among the 703 with a school on file
  • Record last updated2025 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2251X0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

6 orthopedic physical therapist records list a practice address in Mammoth Lakes

They are 6 of the 167 NPPES records with a practice address in Mammoth Lakes, and 1,641 orthopedic physical therapist records in California.

The 8 orthopedic physical therapist records with the nearest ZIP codes

  1. Rachel Georgeson, PHYSICAL THERAPISTMammoth Lakes, CA 935461831231703
  2. Lance Georgeson, PHYSICAL THERAPISTMammoth Lakes, CA 935461306988274
  3. Lorraine Koenig, PHYSICAL THERAPISTMammoth Lakes, CA 935461174665335
  4. Karilyn Myers, P.T.Mammoth Lakes, CA 935461437299823
  5. Sheri Pueblo, PHYSICAL THERAPISTMammoth Lakes, CA 935461316089287
  6. Francisco Martinez, PTLancaster, CA 935361619317658
  7. Marife Austria, RPTLancaster, CA 935341841580941
  8. Brent Bartlett, DPTLancaster, CA 935341609348002

Common questions

What is Gillian McChesney, PHYSICAL THERAPIST's NPI number?

Gillian McChesney, PHYSICAL THERAPIST's National Provider Identifier (NPI) is 1093857963, issued on Feb 13, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Gillian McChesney, PHYSICAL THERAPIST located?

The NPPES record lists a practice address at 85 Sierra Park RD, Mammoth Lakes, CA, 93546. Phone: (760) 934-7302. Providers update this record themselves, so call before visiting.

How can I verify Gillian McChesney, PHYSICAL THERAPIST's license?

NPPES lists California license number PT17248, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.