Sierra Katherine Williams, OTD, OTR/L - Occupational Therapist in West Hills, CA

Sierra Katherine Williams, OTD, OTR/L is a Occupational Therapist based in West Hills, California. Sierra Katherine Williams is licensed to practice in California (license number 25127) and her current practice location is 7300 Medical Center Dr, West Hills, California. She can be reached at her office (for appointments etc.) via phone at (818) 676-4000.

NPI number for Sierra Katherine Williams is 1699661280 and her current mailing address is 19082 Callaway Cir, Huntington Beach, California. She does not participate in medicare program and thus does not accept medicare assignments. Her NPI Number is 1699661280.

Contact Information

Sierra Katherine Williams, OTD, OTR/L
7300 Medical Center Dr,
West Hills, CA 91307-1902
(818) 676-4000
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameSierra Katherine Williams
GenderFemale
SpecialityOccupational Therapist
Location7300 Medical Center Dr, West Hills, California
Accepts Medicare AssignmentsDoes not participate in Medicare Program. She may not accept medicare assignment.
  NPI Data:
  • NPI Number: 1699661280
  • Provider Enumeration Date: 06/18/2025
  • Last Update Date: 06/18/2025

Medical Identifiers

Medical identifiers for Sierra Katherine Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1699661280NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
225X00000XOccupational Therapist 25127 (California)Primary

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Sierra Katherine Williams is NOT enrolled with medicare and thus cannot prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Sierra Katherine Williams, OTD, OTR/L
19082 Callaway Cir,
Huntington Beach, CA 92648-6703

Ph: (714) 800-0944
Sierra Katherine Williams, OTD, OTR/L
7300 Medical Center Dr,
West Hills, CA 91307-1902

Ph: (818) 676-4000

Reviews and Comments


Occupational Therapist in West Hills, CA

Ms. Patricia Verda Petersen, MA, OTR/L
Occupational Therapist
Medicare: Not Enrolled in Medicare
Practice Location: 23409 Gilmore St, West Hills, CA 91307
Phone: 818-346-8626    
Monica Lynn Guy, OTR
Occupational Therapist
Medicare: Not Enrolled in Medicare
Practice Location: 22110 Roscoe Blvd Ste 302, West Hills, CA 91304
Phone: 818-347-7110    
Daniela Flores,
Occupational Therapist
Medicare: Not Enrolled in Medicare
Practice Location: 22763 Gault St, West Hills, CA 91307
Phone: 818-276-5154    
Lorna David,
Occupational Therapist
Medicare: Not Enrolled in Medicare
Practice Location: 7045 Sale Avenue, West Hills, CA 91307
Phone: 818-324-6374    
John Williams, OTR/L
Occupational Therapist
Medicare: Accepting Medicare Assignments
Practice Location: 22110 Roscoe Blvd Ste 302, West Hills, CA 91304
Phone: 818-347-7110    
Sarah Gainaru,
Occupational Therapist
Medicare: Not Enrolled in Medicare
Practice Location: 8445 Capistrano Ave, West Hills, CA 91304
Phone: 626-500-8305    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

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