NPPES file of Aug 9, 2026

La Shawna Williams, M.D.

Physical Medicine & Rehabilitation Physician · Panorama City, CA

La Shawna Williams, M.D. is a physical medicine & rehabilitation physician with a practice address in Panorama City, California, and NPI 1275895294, issued on Jun 14, 2012. Check the license (California A135677, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1275895294
Name
La Shawna Williams
Credential
M.D.
Primary taxonomy
Physical Medicine & Rehabilitation Physician 208100000X
License numbers
A135677 CA
125059472 IL
Self-reported in NPPES; status is on the state search
Practice location
8250 Woodman Ave Bldg 2, Panorama City, CA 91402
Phone
(888) 778-5000
Enumerated
Jun 14, 2012
Record last updated
Dec 2, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20151020002042); accepts Medicare assignment
Medical or professional school
University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 2011
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 8250 Woodman Ave Bldg 2

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

  1. Erica Barton, PT, DPT, CSCSPhysical Therapist1881069169
  2. Adam Bernardino, PTPhysical Therapist1386158087
  3. Sandra Daugherty, PTPhysical Therapist1578345203
  4. Demi Victoria De Guia, DPTOrthopedic Physical Therapist1225505738
  5. Marco Masci, M.D.Physical Medicine & Rehabilitation Physician1598111692
  6. Timothy Peng, PT, DPTOrthopedic Physical Therapist1851727986

Verify La Shawna Williams in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A135677
    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
Open 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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30% fewer Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024

508 Medicare Part D claims for 157 beneficiaries, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. 68 claims were for opioids.

  1. La Shawna Williams508
  2. Specialty average727

Most prescribed

  1. Gabapentin187 claims
  2. Pregabalin72 claims
  3. Duloxetine Hcl41 claims
  4. Baclofen39 claims
  5. Meloxicam34 claims
  6. Tramadol Hcl28 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupPanorama City, CA

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

La Shawna Williams among 1,549 physical medicine & rehabilitation physician records in California

La Shawna Williams, M.D. is one of 1,549 physical medicine & rehabilitation physician records with a practice address in California. 59% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 53% of them.

  • NPI issued2012 · 53% of these records are older, 44% newer
  • In a Medicare fileYes · 59% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated2011 · median 2008 among the 786 with a school on file
  • Record last updated2021 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Physical Medicine & Rehabilitation Physician providers in California

There are 1,549 physical medicine & rehabilitation physician records in California.

The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes

  1. Michael Arias, DO, MPHPanorama City, CA 914021891373403
  2. Sukanya Holmes, MDPanorama City, CA 914021285793802
  3. Shawn Iftikar, MDPanorama City, CA 914021174729933
  4. Ching Lam, MDPanorama City, CA 914021255319893
  5. Marco Masci, M.D.Panorama City, CA 914021598111692
  6. Eric Mok, MDPanorama City, CA 914021588735567
  7. Andrea Nachenberg, MDPanorama City, CA 914021386792182
  8. Kristine Padilla, M.D.Panorama City, CA 914021306103833

Common questions

What is La Shawna Williams, M.D.'s NPI number?

La Shawna Williams, M.D.'s National Provider Identifier (NPI) is 1275895294, issued on Jun 14, 2012. An NPI identifies a provider in billing; it is not a license.

Where is La Shawna Williams, M.D. located?

The NPPES record lists a practice address at 8250 Woodman Ave Bldg 2, Panorama City, CA, 91402. Phone: (888) 778-5000. Providers update this record themselves, so call before visiting.

How can I verify La Shawna Williams, M.D.'s license?

NPPES lists California license number A135677, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does La Shawna Williams, M.D. prescribe under Medicare Part D?

In 2024, La Shawna Williams, M.D. had 508 Medicare Part D claims for 157 beneficiaries; the average among physical medicine & rehabilitation physician prescribers was 727. Part D covers Medicare prescriptions 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.