NPPES file of Aug 9, 2026

Leslie Elizabeth Berki-Mason, PA

Physician Assistant · Hutto, TX

Leslie Elizabeth Berki-Mason, PA is a physician assistant with a practice address in Hutto, Texas, and NPI 1265620918, issued on Oct 9, 2007. Check the license (Texas PA12200, 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
1265620918
Name
Leslie Elizabeth Berki-Mason
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
PA12200 TX
Self-reported in NPPES; status is on the state search
Practice location
720 US 79 W, Hutto, TX 78634
Phone
(281) 783-8162
Enumerated
Oct 9, 2007
Record last updated
Aug 25, 2022
Medicare enrollment
Enrolled (PECOS I20220905000222); accepts Medicare assignment
Medical or professional school
Midwestern University, Chicago College Of Osteopathic Med, 2008
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 720 US 79 W

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

  1. Lura O'Connor, FNPFamily Nurse Practitioner1861950388

Verify Leslie Elizabeth Berki-Mason 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 PA12200
    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
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98% fewer Medicare Part D claims than the average physician assistant in 2024

20 Medicare Part D claims for 16 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Leslie Berki-Mason20
  2. Specialty average830

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.

Bills Medicare through one group practice

  1. Nluc PLLCAustin, TX

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

Leslie Elizabeth Berki-Mason among 10,999 physician assistant records in Texas

Leslie Elizabeth Berki-Mason, PA is one of 10,999 physician assistant records with a practice address in Texas. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 14% of them.

  • NPI issued2007 · 14% of these records are older, 80% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2008 · median 2017 among the 6,096 with a school on file
  • Record last updated2022 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

5 physician assistant records list a practice address in Hutto

They are 5 of the 255 NPPES records with a practice address in Hutto, and 10,999 physician assistant records in Texas.

The 8 physician assistant records with the nearest ZIP codes

  1. Lea CampbellHutto, TX 786341821788753
  2. Heather Lenz, PA-CHutto, TX 786341578112207
  3. Monica Marin Castella, PAHutto, TX 786341528874864
  4. Carmelia Petch, PA-CHutto, TX 786341801049796
  5. Parisa Amirabadi, PAGeorgetown, TX 786331386072494
  6. Simin Berenji, PAGeorgetown, TX 786331871154591
  7. Byron Chong, PA-CGeorgetown, TX 786331447206602
  8. David Denton, PA-CGeorgetown, TX 786331861033177

Common questions

What is Leslie Elizabeth Berki-Mason, PA's NPI number?

Leslie Elizabeth Berki-Mason, PA's National Provider Identifier (NPI) is 1265620918, issued on Oct 9, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Leslie Elizabeth Berki-Mason, PA located?

The NPPES record lists a practice address at 720 US 79 W, Hutto, TX, 78634. Phone: (281) 783-8162. Providers update this record themselves, so call before visiting.

How can I verify Leslie Elizabeth Berki-Mason, PA's license?

NPPES lists Texas license number PA12200, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Leslie Elizabeth Berki-Mason, PA prescribe under Medicare Part D?

In 2024, Leslie Elizabeth Berki-Mason, PA had 20 Medicare Part D claims for 16 beneficiaries; the average among physician assistant prescribers was 830. 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.