NPPES file of Aug 9, 2026

Santina Elizabeth Mastoris, PA-C

Surgical Physician Assistant · Austin, TX

Santina Elizabeth Mastoris, PA-C is a surgical physician assistant with a practice address in Austin, Texas, and NPI 1992224547, issued on Sep 14, 2017. Check the license (Texas PA16767, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1992224547
Name
Santina Elizabeth Mastoris
Credential
PA-C
Primary taxonomy
Surgical Physician Assistant 363AS0400X
License number
PA16767 TX
Self-reported in NPPES; status is on the state search
Practice location
2905 San Gabriel St Ste 100, Austin, TX 78705
Phone
(512) 815-0123
Enumerated
Sep 14, 2017
Record last updated
May 21, 2026
Fax
(512) 861-6206
Medicare enrollment
Enrolled (PECOS I20230515001301); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2905 San Gabriel St Ste 100

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Danielle Dumestre, MDPlastic Surgery Physician1790270510
  2. Tosanwumi EhanirePlastic and Reconstructive Surgery Physician1538588819
  3. Christine Fisher, M.D.Plastic and Reconstructive Surgery Physician1265634935
  4. Cassandra Lanier, PA-CPlastic Surgery Physician1447444245
  5. Lara Montfort, MSN, APRN, AGNP-CPlastic and Reconstructive Surgery Physician1114873312
  6. Hawna Mumm, MSN, APRN, FNP-CFamily Nurse Practitioner1508362526

Verify Santina Elizabeth Mastoris in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license PA16767
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $1,390.58

27 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 7,578 providers of this specialty with any payment received $703.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Santina Mastoris$1,390.58
  2. Specialty average$703.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Aesthetic And Reconstructive Therapeutics PLLCAustin, TX
  2. Doctors Express OF The Beaumont Area PAAustin, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Santina Elizabeth Mastoris among 1,350 surgical physician assistant records in Texas

Santina Elizabeth Mastoris, PA-C is one of 1,350 surgical physician assistant records with a practice address in Texas. 55% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 63% of them.

  • NPI issued2017 · 63% of these records are older, 33% newer
  • In a Medicare fileYes · 55% of these records are
  • In the CMS Doctors and Clinicians fileYes · 46% of these records are
  • Graduated2017 · median 2016 among the 617 with a school on file
  • Record last updated2026 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgical Physician Assistant providers in Texas

There are 1,350 surgical physician assistant records in Texas.

The 8 surgical physician assistant records with the nearest ZIP codes

  1. Chloe Hunger, PAAustin, TX 787051689458671
  2. Madelyne Jones, PA-CAustin, TX 787051598424137
  3. Rebecca O'Hara, PA-CAustin, TX 787051528074283
  4. Cameron Prather, PA-CAustin, TX 787051700252400
  5. Steven Rosenthal, PA-CAustin, TX 787051275084881
  6. Cristina Salazar, PA-CAustin, TX 787051992071922
  7. Jared Sisson, PAAustin, TX 787051356040042
  8. Monika Slesnick, PA-CAustin, TX 787051124360763

Common questions

What is Santina Elizabeth Mastoris, PA-C's NPI number?

Santina Elizabeth Mastoris, PA-C's National Provider Identifier (NPI) is 1992224547, issued on Sep 14, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Santina Elizabeth Mastoris, PA-C located?

The NPPES record lists a practice address at 2905 San Gabriel St Ste 100, Austin, TX, 78705. Phone: (512) 815-0123. Providers update this record themselves, so call before visiting.

How can I verify Santina Elizabeth Mastoris, PA-C's license?

NPPES lists Texas license number PA16767, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity 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.