William Aaron Mason, FNP
Family Nurse Practitioner · Alpine, TX
William Aaron Mason, FNP is a family nurse practitioner with a practice address in Alpine, Texas, and NPI 1801553250, issued on Nov 19, 2021. Check the license (Texas 1056981, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William Aaron Mason
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 1056981 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1605 Fort Davis Highway, Alpine, TX 79830
- Phone
- (432) 837-4555
- Enumerated
- Nov 19, 2021
- Record last updated
- Nov 19, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Verify William Aaron Mason in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 1056981Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
27% more Medicare Part D claims than the average family nurse practitioner in 2024
1,656 Medicare Part D claims for 231 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Atorvastatin Calcium148 claims
- Amlodipine Besylate99 claims
- Lisinopril98 claims
- Levothyroxine Sodium94 claims
- Metformin Hcl68 claims
- Losartan Potassium49 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.
Industry payments in 2024: $21.60
1 payment: food and beverage; the largest payer was Abbvie Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
6 family nurse practitioner records list a practice address in Alpine
They are 6 of the 71 NPPES records with a practice address in Alpine, and 21,242 family nurse practitioner records in Texas.
All 6 in Alpine → All 21,242 in Texas → Every provider in Alpine →
Other family nurse practitioner records in Texas
- Ashley Aaron, FNPWaco, TX1053821504
- Christina Aaron, FNPTexarkana, TX1457787426
- Lori Aaron, FNP-CFrisco, TX1619387974
- Lauren Aase, FNPSheppard Afb, TX1578550299
- Olivia AbabioCypress, TX1588171995
- Lilian Abagwe, NPWylie, TX1396215620
- Vivian Abaidoo, NP-CHouston, TX1760071971
- Zuniley Aballe-Hernandez, FNP-CHouston, TX1952054066
- Jorge Abalo Redden, FNPKaty, TX1932991122
- Jennifer Abalos, FNPPlano, TX1841452984
Common questions
What is William Aaron Mason, FNP's NPI number?
William Aaron Mason, FNP's National Provider Identifier (NPI) is 1801553250, issued on Nov 19, 2021. An NPI identifies a provider in billing; it is not a license.
Where is William Aaron Mason, FNP located?
The NPPES record lists a practice address at 1605 Fort Davis Highway, Alpine, TX, 79830. Phone: (432) 837-4555. Providers update this record themselves, so call before visiting.
How can I verify William Aaron Mason, FNP's license?
NPPES lists Texas license number 1056981, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does William Aaron Mason, FNP prescribe under Medicare Part D?
In 2024, William Aaron Mason, FNP had 1,656 Medicare Part D claims for 231 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.