William Aaron Mason, FNP - Medicare Nurse Practitioner in Alpine, TX

  1. Home
  2. Nurse Practitioner
  3. TX
  4. Alpine
William Aaron Mason, FNP is a medicare enrolled "Nurse Practitioner - Family" in Alpine, Texas. His current practice location is 1605 Fort Davis Highway, Alpine, Texas. You can reach out to his office (for appointments etc.) via phone at (432) 837-4555.

William Aaron Mason is licensed to practice in Texas (license number 1056981) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1801553250.

Contact Information

William Aaron Mason, FNP
1605 Fort Davis Highway,
Alpine, TX 79830
(432) 837-4555
Not Available

Map and Direction




Provider's Profile

Full NameWilliam Aaron Mason
GenderMale
SpecialityNurse Practitioner - Family
Location1605 Fort Davis Highway, Alpine, Texas
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1801553250
  • Provider Enumeration Date: 11/19/2021
  • Last Update Date: 11/19/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 3678966397
  • Enrollment ID: I20220201002858

Medical Identifiers

Medical identifiers for William Aaron Mason such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1801553250NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LF0000XNurse Practitioner - Family 1056981 (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. William Aaron Mason allows following entities to bill medicare on his behalf.
Entity NameUnited Medical Centers
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1710980669
PECOS PAC ID: 7618957135
Enrollment ID: O20040817000497
Entity NamePreventative Care Health Services Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013196625
PECOS PAC ID: 5193823045
Enrollment ID: O20091110000495

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. William Aaron Mason 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
William Aaron Mason, FNP
1605 Fort Davis Highway,
Alpine, TX 79830

Ph: (830) 776-3977		William Aaron Mason, FNP
1605 Fort Davis Highway,
Alpine, TX 79830

Ph: (432) 837-4555

Reviews and Comments


Nurse Practitioner Nurses in Alpine, TX

Ms. Jennifer Virginia Anne Whitley,
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 2600 N State Highway 118, Alpine, TX 79830
Phone: 432-837-0231    Fax: 432-837-0249
Druanne R Mills,
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 202 N 2nd St, Alpine, TX 79830
Phone: 432-837-5505    
Mrs. Kathryn M Duncan, FNP-C
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 910 E Lockhart Ave, Alpine, TX 79830
Phone: 432-837-1541    
Katherine Powers Gonzalez, AG-ACNP, FNP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 2600 N State Highway 118, Alpine, TX 79830
Phone: 432-837-0430    
Jose Manuel Soto-hernandez, APRN-NP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 1605 N State Highway 118 Ste B, Alpine, TX 79830
Phone: 432-837-4812    
Joann K Lister, FNP-C
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 910 E Lockhart Ave, Alpine, TX 79830
Phone: 432-837-1541    

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.