Michelle Zavislak Guilbeault, PA
Physician Assistant · Keller, TX
Michelle Zavislak Guilbeault, PA is a physician assistant with a practice address in Keller, Texas, and NPI 1376811836, issued on Dec 12, 2011. Check the license (Texas PA16427, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Michelle Zavislak Guilbeault
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- PA16427 TX
PA9106357 FL
Self-reported in NPPES; status is on the state search - Practice location
- 121 Quest CT, Keller, TX 76248
- Phone
- (817) 431-9199
- Enumerated
- Dec 12, 2011
- Record last updated
- Aug 13, 2024
- Fax
- (888) 690-2833
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 10,999 in Texas → Look up another NPI →
Also registered at 121 Quest CT
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lieu Nguyen, PA-CPhysician Assistant1952052870
Verify Michelle Zavislak Guilbeault in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license PA16427Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average physician assistant in 2024
19 Medicare Part D claims, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
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.
Michelle Zavislak Guilbeault among 10,999 physician assistant records in Texas
Michelle Zavislak Guilbeault, 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 2011, is newer than 30% of them.
- NPI issued2011 · 30% of these records are older, 67% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 55% of these records are
- Record last updated2024 · 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).
20 physician assistant records list a practice address in Keller
They are 20 of the 979 NPPES records with a practice address in Keller, and 10,999 physician assistant records in Texas.
All 10,999 in Texas → Every provider in Keller → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Mallory Carletti, PA-CKeller, TX 762481134593957
- Russell Daily, PAKeller, TX 762481881748432
- Casey Elliott, PA-CKeller, TX 762481598951733
- Wendy Haseloff, PA-CKeller, TX 762481699073999
- Erin Herrmann, PA-CKeller, TX 762481306237805
- Taylor Johnsen, PA-CKeller, TX 762481225521057
- Dieu Linh Nguyen, PHYSICIAN ASSISTANTKeller, TX 762481730550013
- Holly Roberts, PAKeller, TX 762481932429693
Common questions
What is Michelle Zavislak Guilbeault, PA's NPI number?
Michelle Zavislak Guilbeault, PA's National Provider Identifier (NPI) is 1376811836, issued on Dec 12, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Michelle Zavislak Guilbeault, PA located?
The NPPES record lists a practice address at 121 Quest CT, Keller, TX, 76248. Phone: (817) 431-9199. Providers update this record themselves, so call before visiting.
How can I verify Michelle Zavislak Guilbeault, PA's license?
NPPES lists Texas license number PA16427, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Michelle Zavislak Guilbeault, PA prescribe under Medicare Part D?
In 2024, Michelle Zavislak Guilbeault, PA had 19 Medicare Part D claims; 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.