Katie Grysen Stewart, M.D.
Pediatric Rheumatology Physician · Austin, TX
Katie Grysen Stewart, M.D. is a pediatric rheumatology physician with a practice address in Austin, Texas, and NPI 1316159841, issued on May 4, 2007. Check the license (Texas M8010, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Katie Grysen Stewart
- Credential
- M.D.
- Primary taxonomy
- Pediatric Rheumatology Physician 2080P0216X
- License number
- M8010 TX
Self-reported in NPPES; status is on the state search - Practice location
- 8611 N Mopac Expy # 300, Austin, TX 78759
- Phone
- (737) 220-8200
- Enumerated
- May 4, 2007
- Record last updated
- Dec 4, 2023
- Entity
- Type 1 · individual
8 nearest pediatric rheumatology physician records → All 40 in Texas → Look up another NPI →
Also registered at 8611 N Mopac Expy # 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eric Higginbotham, MDPediatric Emergency Medicine (Pediatrics) Physician1023071495
Verify Katie Grysen Stewart in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license M8010Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $15.87
1 payment: food and beverage; the largest payer was Pfizer Inc. The 185 providers of this specialty with any payment received $2,646.07 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.
Katie Grysen Stewart among 40 pediatric rheumatology physician records in Texas
Katie Grysen Stewart, M.D. is one of 40 pediatric rheumatology physician records with a practice address in Texas. 58% 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 18% of them.
- NPI issued2007 · 18% of these records are older, 65% newer
- In a Medicare fileYes · 58% of these records are
- In the CMS Doctors and Clinicians fileNo · 18% of these records are
- Record last updated2023 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0216X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Rheumatology Physician providers in Texas
There are 40 pediatric rheumatology physician records in Texas.
All 40 in Texas → Every provider in Austin → Pediatric Rheumatology Physician nationwide →
The 8 pediatric rheumatology physician records with the nearest ZIP codes
- Ruy Carrasco, MDAustin, TX 787491063478154
- David Moser, DOAustin, TX 787231124158928
- Vanessa Munoz Rivera, M.D.Austin, TX 787231396004115
- Janet Orrock, MDAustin, TX 787231144588799
- Rosemary Peterson, MDAustin, TX 787231992124481
- Sharanya Joginpalli, MDCedar Park, TX 786131679067441
- Melissa Mizesko, M.D.Corpus Christi, TX 784111003026139
- Mark Gorelik, MDSan Antonio, TX 782071245459551
Common questions
What is Katie Grysen Stewart, M.D.'s NPI number?
Katie Grysen Stewart, M.D.'s National Provider Identifier (NPI) is 1316159841, issued on May 4, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Katie Grysen Stewart, M.D. located?
The NPPES record lists a practice address at 8611 N Mopac Expy # 300, Austin, TX, 78759. Phone: (737) 220-8200. Providers update this record themselves, so call before visiting.
How can I verify Katie Grysen Stewart, M.D.'s license?
NPPES lists Texas license number M8010, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.