NPPES file of Aug 9, 2026

Irwin Schussler, DO

Psychiatry Physician · Austin, TX

Irwin Schussler, DO is a psychiatry physician with a practice address in Austin, Texas, and NPI 1093712531, issued on Jun 30, 2005. Check the license (Texas D9882, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1093712531
Name
Irwin Schussler
Credential
DO
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
D9882 TX
Self-reported in NPPES; status is on the state search
Practice location
5910 Courtyard Dr Ste 330, Austin, TX 78731
Phone
(512) 377-5000
Enumerated
Jun 30, 2005
Record last updated
Jun 14, 2024
Fax
(512) 377-2501
Medicaid ID
034232102 TX
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 5910 Courtyard Dr Ste 330

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

  1. Natalie Kline, LMSWClinical Social Worker1629641345

Verify Irwin Schussler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license D9882
    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
Open the Texas license search

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93% fewer Medicare Part D claims than the average psychiatry physician in 2024

73 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Irwin Schussler73
  2. Specialty average1,000

Most prescribed

  1. Bupropion Xl19 claims
  2. Fluoxetine Hcl14 claims
  3. Trazodone Hcl12 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.

Irwin Schussler among 3,318 psychiatry physician records in Texas

Irwin Schussler, DO is one of 3,318 psychiatry physician records with a practice address in Texas. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 95% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileNo · 45% of these records are
  • Record last updated2024 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

343 psychiatry physician records list a practice address in Austin

They are 343 of the 26,585 NPPES records with a practice address in Austin, and 3,318 psychiatry physician records in Texas.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Kira Carey, M.DAustin, TX 787311386665453
  2. Lauren Garapedian, M.D.Austin, TX 787311942248315
  3. Nazrul Islam, M.D., PA.Austin, TX 787311154433431
  4. Bernard Kim, M.D.Austin, TX 787311528074952
  5. James Kreisle, M.D.Austin, TX 787311528001211
  6. Nitin Malik, M.D.Austin, TX 787311841266772
  7. Peter Pelogitis, MDAustin, TX 787311962592089
  8. Valerie Rosen, M. D.Austin, TX 787311407883580

Common questions

What is Irwin Schussler, DO's NPI number?

Irwin Schussler, DO's National Provider Identifier (NPI) is 1093712531, issued on Jun 30, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Irwin Schussler, DO located?

The NPPES record lists a practice address at 5910 Courtyard Dr Ste 330, Austin, TX, 78731. Phone: (512) 377-5000. Providers update this record themselves, so call before visiting.

How can I verify Irwin Schussler, DO's license?

NPPES lists Texas license number D9882, 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 Irwin Schussler, DO prescribe under Medicare Part D?

In 2024, Irwin Schussler, DO had 73 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.