Joseph Nickolas Hemerka, M.D.
Emergency Medicine Physician · Austin, TX
Joseph Nickolas Hemerka, M.D. is an emergency medicine physician with a practice address in Austin, Texas, and NPI 1316205735, issued on Apr 24, 2012. Check the license (Texas Q8722, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Joseph Nickolas Hemerka
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- Q8722 TX
Self-reported in NPPES; status is on the state search - Practice location
- 11113 Research Blvd, Austin, TX 78759
- Phone
- (512) 324-6010
- Enumerated
- Apr 24, 2012
- Record last updated
- Feb 21, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 4,885 in Texas → Look up another NPI →
Also registered at 11113 Research Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kaleigh CooperNurse Practitioner1710709241
- Michael Elkins, PA-CPhysician Assistant1306089032
- Antonio HernandezPhysician Assistant1043011661
- Rachel Hirsh, LCSWClinical Social Worker1215364997
Verify Joseph Nickolas Hemerka in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license Q8722Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average emergency medicine physician in 2024
98 Medicare Part D claims for 65 beneficiaries, against an average of 226 among the 54,106 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.
Joseph Nickolas Hemerka among 4,885 emergency medicine physician records in Texas
Joseph Nickolas Hemerka, M.D. is one of 4,885 emergency medicine physician records with a practice address in Texas. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 55% of them.
- NPI issued2012 · 55% of these records are older, 41% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2018 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Texas
There are 4,885 emergency medicine physician records in Texas.
All 4,885 in Texas → Every provider in Austin → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- T Hayden Dietz, DOAustin, TX 787591932315983
- Archit Gulati, M.D.Austin, TX 787591780022566
- Jessica Killingley, MDAustin, TX 787591629764105
- Sarah Martinez, D.O.Austin, TX 787591063602001
- Alexandra Reed, DOAustin, TX 787591467012880
- Brian WeylieAustin, TX 787591518101518
- Pamela Ashley, MDAustin, TX 787581780630889
- Amol Desai, M.D.Austin, TX 787581376707349
Common questions
What is Joseph Nickolas Hemerka, M.D.'s NPI number?
Joseph Nickolas Hemerka, M.D.'s National Provider Identifier (NPI) is 1316205735, issued on Apr 24, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Nickolas Hemerka, M.D. located?
The NPPES record lists a practice address at 11113 Research Blvd, Austin, TX, 78759. Phone: (512) 324-6010. Providers update this record themselves, so call before visiting.
How can I verify Joseph Nickolas Hemerka, M.D.'s license?
NPPES lists Texas license number Q8722, 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 Joseph Nickolas Hemerka, M.D. prescribe under Medicare Part D?
In 2024, Joseph Nickolas Hemerka, M.D. had 98 Medicare Part D claims for 65 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.