Cassandra R Olson Williams, DO - Medicare Family Medicine in Usaf Academy, CO

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Cassandra R Olson Williams, DO is a medicare enrolled "Family Medicine - Sports Medicine" physician in Usaf Academy, Colorado. Her current practice location is 4102 Pinion Dr, Usaf Academy, Colorado. You can reach out to her office (for appointments etc.) via phone at (719) 333-5020.

Cassandra R Olson Williams is licensed to practice in Texas (license number T0588) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1235661851.

Contact Information

Cassandra R Olson Williams, DO
4102 Pinion Dr,
Usaf Academy, CO 80840-2502
(719) 333-5020
(719) 333-1249

Map and Direction




Physician's Profile

Full NameCassandra R Olson Williams
GenderFemale
SpecialityFamily Medicine - Sports Medicine
Location4102 Pinion Dr, Usaf Academy, Colorado
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1235661851
  • Provider Enumeration Date: 04/02/2017
  • Last Update Date: 04/22/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 8224300603
  • Enrollment ID: I20210614001969

Medical Identifiers

Medical identifiers for Cassandra R Olson Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1235661851NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207QS0010XFamily Medicine - Sports Medicine T0588 (Texas)Primary
390200000XStudent In An Organized Health Care Education/training Program (* (Not Available))Secondary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Cassandra R Olson Williams allows following entities to bill medicare on her behalf.
Entity NameThe University Of Texas Health Science Center At San Antonio
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720051717
PECOS PAC ID: 0042128548
Enrollment ID: O20040607000664

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. Cassandra R Olson Williams is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Cassandra R Olson Williams, DO
14530 Nw Military Hwy,
Shavano Park, TX 78231-1622

Ph: (210) 450-6620		Cassandra R Olson Williams, DO
4102 Pinion Dr,
Usaf Academy, CO 80840-2502

Ph: (719) 333-5020

Reviews and Comments


Family Medicine Doctors in Usaf Academy, CO

Dr. Ryan Michael Bart, DO
Family Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 10th Medical Group, 4102 Pinion Dr, Usaf Academy, CO 80840
Phone: 719-333-5180    
Dr. Michael Allen Meeker, M.D.
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 4102 Pinion Dr, Usaf Academy, CO 80840
Phone: 719-333-5951    Fax: 719-333-4566
Dr. Bridget Caulkins, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 10th Mdg, 4102 Pinion Dr, Usaf Academy, CO 80840
Phone: 719-524-2273    
Dr. Steven Edward Whitmarsh, M.D.
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 10 Mdg, 4102 Pinion Dr., Usaf Academy, CO 80840
Phone: 719-333-5951    Fax: 719-333-4566
Timothy James Walker, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 4102 Pinion Dr, Usaf Academy, CO 80840
Phone: 719-333-5962    
Thomas John Puskas, D.O.
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 4102 Pinion Drive, Usaf Academy, CO 80840
Phone: 719-333-5157    
Scott Ross, PA-C
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4201 Pinion Dr, Usaf Academy, CO 80840
Phone: 719-524-2273    

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.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.