NPPES file of Aug 9, 2026

Joseph Fischer, D.O.

Family Medicine Physician · Austin, TX

Joseph Fischer, D.O. is a family medicine physician with a practice address in Austin, Texas, and NPI 1417950189, issued on May 24, 2005. Check the license (Texas L1848, 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
1417950189
Name
Joseph Fischer
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
L1848 TX
Self-reported in NPPES; status is on the state search
Practice location
10625 Parmer LN, Austin, TX 78717
Phone
(512) 733-9400
Enumerated
May 24, 2005
Record last updated
Apr 18, 2024
Fax
(512) 733-0400
Medicare enrollment
Enrolled (PECOS I20060420000283); accepts Medicare assignment
Medical or professional school
Texas Tech University Health Science Center School Of Medicine, 1999
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

Verify Joseph Fischer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L1848
    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

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.

80% fewer Medicare Part D claims than the average family medicine physician in 2024

712 Medicare Part D claims for 524 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 15 claims were for opioids.

  1. Joseph Fischer712
  2. Specialty average3,544

Most prescribed

  1. Amoxicillin-Clavulanate Potass112 claims
  2. Doxycycline Hyclate85 claims
  3. Prednisone79 claims
  4. Cephalexin55 claims
  5. Cefadroxil40 claims
  6. Paxlovid34 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 2 group practices

  1. Christus Trinity ClinicSulphur Springs, TX
  2. Mother Frances Hospital Regional Health Care CenterTyler, TX

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

Joseph Fischer among 11,119 family medicine physician records in Texas

Joseph Fischer, D.O. is one of 11,119 family medicine physician records with a practice address in Texas. 82% 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, 88% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1999 · median 2004 among the 7,095 with a school on file
  • Record last updated2024 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

544 family medicine physician records list a practice address in Austin

They are 544 of the 26,585 NPPES records with a practice address in Austin, and 11,119 family medicine physician records in Texas.

The 8 family medicine physician records with the nearest ZIP codes

  1. Alen Ajanovic, M.D.Austin, TX 787171154771913
  2. Julie Kappler, MDAustin, TX 787171285895086
  3. Irma Martin, M.D.Austin, TX 787171992850812
  4. Hodges Martin, M.D., M.P.H.Austin, TX 787171215289616
  5. Ronald McGaugh, M.D.Austin, TX 787171023200383
  6. Shane Mills, D.O.Austin, TX 787171730176231
  7. Swapna Palla, M.D.Austin, TX 787171720217896
  8. Daniel Steffy, M.D.Austin, TX 787171740419712

Common questions

What is Joseph Fischer, D.O.'s NPI number?

Joseph Fischer, D.O.'s National Provider Identifier (NPI) is 1417950189, issued on May 24, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Fischer, D.O. located?

The NPPES record lists a practice address at 10625 Parmer LN, Austin, TX, 78717. Phone: (512) 733-9400. Providers update this record themselves, so call before visiting.

How can I verify Joseph Fischer, D.O.'s license?

NPPES lists Texas license number L1848, 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 Fischer, D.O. prescribe under Medicare Part D?

In 2024, Joseph Fischer, D.O. had 712 Medicare Part D claims for 524 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.