Olga V. Szalasny, MD
Rheumatology Physician · Round Rock, TX
Olga V. Szalasny, MD is a rheumatology physician with a practice address in Round Rock, Texas, and NPI 1598808115, issued on Feb 14, 2007. Check the license (Texas N9138, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Olga V. Szalasny
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- N9138 TX
Self-reported in NPPES; status is on the state search - Practice location
- 425 University Blvd, Round Rock, TX 78665
- Phone
- (512) 509-0200
- Enumerated
- Feb 14, 2007
- Record last updated
- Nov 6, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicaid ID
- 2831166-01 TX
- Medicare enrollment
- Enrolled (PECOS I20110819000062); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 545 in Texas → Look up another NPI →
Also registered at 425 University Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Shema Ahmad, MDEndocrinology, Diabetes & Metabolism Physician1316118300
- Mary Avena, NP-CNurse Practitioner1457006942
- Michael Aycock, D.OPsychiatry Physician1205121050
- Sohail Azadi, MDPediatrics Physician1154414688
- Lynn Azuma, M.D.Pediatrics Physician1295782043
Verify Olga V. Szalasny in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license N9138Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
43% more Medicare Part D claims than the average rheumatology physician in 2024
2,826 Medicare Part D claims for 370 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. 132 claims were for opioids.
Most prescribed
- Hydroxychloroquine Sulfate368 claims
- Prednisone332 claims
- Gabapentin182 claims
- Methotrexate167 claims
- Celecoxib86 claims
- Colchicine76 claims
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
- Scott And White ClinicAustin, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Olga V. Szalasny among 545 rheumatology physician records in Texas
Olga V. Szalasny, MD is one of 545 rheumatology physician records with a practice address in Texas. 87% 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 42% of them.
- NPI issued2007 · 42% of these records are older, 44% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1992 · median 2004 among the 417 with a school on file
- Record last updated2020 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Texas
There are 545 rheumatology physician records in Texas.
All 545 in Texas → Every provider in Round Rock → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Nada Elmagboul, M.D.Round Rock, TX 786651720217995
- Allyson McDonough, MDRound Rock, TX 786651912112319
- Sangeetha Pabolu, M.D.Round Rock, TX 786651093970022
- Sindu YenigallaRound Rock, TX 786651629417985
- Mohammed Ahmed, MDRound Rock, TX 786641538443791
- Hassan Alissa, MDSan Marcos, TX 786661770522633
- Maria Salinas, M.D.San Marcos, TX 786661043530207
- Darush Rahmani, D.O.Round Rock, TX 786811598714495
Common questions
What is Olga V. Szalasny, MD's NPI number?
Olga V. Szalasny, MD's National Provider Identifier (NPI) is 1598808115, issued on Feb 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Olga V. Szalasny, MD located?
The NPPES record lists a practice address at 425 University Blvd, Round Rock, TX, 78665. Phone: (512) 509-0200. Providers update this record themselves, so call before visiting.
How can I verify Olga V. Szalasny, MD's license?
NPPES lists Texas license number N9138, 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.
How much does Olga V. Szalasny, MD prescribe under Medicare Part D?
In 2024, Olga V. Szalasny, MD had 2,826 Medicare Part D claims for 370 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.