Dr Marissa Mendrygal Williams, AUD - Medicare Audiologist in Houston, TX

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Dr Marissa Mendrygal Williams, AUD is a medicare enrolled "Audiologist" provider in Houston, Texas. Her current practice location is 14634 Memorial Dr, Houston, Texas. You can reach out to her office (for appointments etc.) via phone at (281) 741-7295.

Dr Marissa Mendrygal Williams is licensed to practice in Texas (license number 80215) 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 1932364981.

Contact Information

Dr Marissa Mendrygal Williams, AUD
14634 Memorial Dr,
Houston, TX 77079-7517
(281) 741-7295
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameDr Marissa Mendrygal Williams
GenderFemale
SpecialityAudiologist
Location14634 Memorial Dr, Houston, Texas
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1932364981
  • Provider Enumeration Date: 07/18/2008
  • Last Update Date: 10/02/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 8325225659
  • Enrollment ID: I20110614000081

Medical Identifiers

Medical identifiers for Dr Marissa Mendrygal Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1932364981NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
231H00000XAudiologist AU 2615 (California)Secondary
231H00000XAudiologist 80215 (Texas)Primary

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. Dr Marissa Mendrygal Williams allows following entities to bill medicare on her behalf.
Provider NameMemorial 2020 Pllc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1386294189
PECOS PAC ID: 0143652990
Enrollment ID: O20191115001078

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. Dr Marissa Mendrygal 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
Dr Marissa Mendrygal Williams, AUD
14634 Memorial Dr,
Houston, TX 77079-7517

Ph: (281) 741-7295		Dr Marissa Mendrygal Williams, AUD
14634 Memorial Dr,
Houston, TX 77079-7517

Ph: (281) 741-7295

Reviews and Comments


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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.