NPPES file of Aug 9, 2026

Michelle Bowes Ryba, A.A.

Anesthesiologist Assistant · Round Rock, TX

Michelle Bowes Ryba, A.A. is an anesthesiologist assistant with a practice address in Round Rock, Texas, and NPI 1558695031, issued on Sep 30, 2009. Check the license (Texas 969, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558695031
Name
Michelle Bowes Ryba
Credential
A.A.
Primary taxonomy
Anesthesiologist Assistant 367H00000X
License number
969 TX
Self-reported in NPPES; status is on the state search
Practice location
300 University Blvd, Round Rock, TX 78665
Phone
(512) 509-0100
Enumerated
Sep 30, 2009
Record last updated
Dec 23, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20120611000719); 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.
Download card Updates feed

8 nearest anesthesiologist assistant records → All 503 in Texas → Look up another NPI →

Also registered at 300 University Blvd

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

  1. Brian Albert, MDEmergency Medicine Physician1780241638
  2. Torey AllingEmergency Medicine Physician1871121814
  3. Victoriano AquinoPhysician Assistant1750919742
  4. Rachel Arffa, MDOtolaryngology Physician1316268410
  5. Danielle Arnold, MDPediatrics Physician1114293834
  6. Joseph Ayoub, M.D.Diagnostic Radiology Physician1588844609

Verify Michelle Bowes Ryba 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 969    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. Scott And White ClinicPflugerville, TX

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

Michelle Bowes Ryba among 503 anesthesiologist assistant records in Texas

Michelle Bowes Ryba, A.A. is one of 503 anesthesiologist assistant records with a practice address in Texas. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 6% of them.

  • NPI issued2009 · 6% of these records are older, 92% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 86% of these records are
  • Graduated2009 · median 2020 among the 433 with a school on file
  • Record last updated2021 · 33% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367H00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiologist Assistant providers in Texas

There are 503 anesthesiologist assistant records in Texas.

All 503 in Texas → Every provider in Round Rock → Anesthesiologist Assistant nationwide →

The 8 anesthesiologist assistant records with the nearest ZIP codes

  1. Jason Chen, AARound Rock, TX 786651366743320
  2. Daniel Chen, AARound Rock, TX 786651063881662
  3. Christie ChenRound Rock, TX 786651770938425
  4. Elizabeth Decker, AARound Rock, TX 786651164572467
  5. Timothy Goodridge, A.A.Round Rock, TX 786651174669451
  6. Marcel Graf, AA-CRound Rock, TX 786651023497757
  7. Melissa Hoff, A.ARound Rock, TX 786651871504175
  8. Paul McHorse, A.A.-CRound Rock, TX 786651265587281

Common questions

What is Michelle Bowes Ryba, A.A.'s NPI number?

Michelle Bowes Ryba, A.A.'s National Provider Identifier (NPI) is 1558695031, issued on Sep 30, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Michelle Bowes Ryba, A.A. located?

The NPPES record lists a practice address at 300 University Blvd, Round Rock, TX, 78665. Phone: (512) 509-0100. Providers update this record themselves, so call before visiting.

How can I verify Michelle Bowes Ryba, A.A.'s license?

NPPES lists Texas license number 969, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.