NPPES file of Aug 9, 2026

Glenn S. Hausdorfer, MD

Anatomic Pathology & Clinical Pathology Physician · San Dimas, CA

Glenn S. Hausdorfer, MD is an anatomic pathology & clinical pathology physician with a practice address in San Dimas, California, and NPI 1588658249, issued on Sep 8, 2005. Check the license (California G49307, as entered in NPPES) on the Medical Board of California; 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
1588658249
Name
Glenn S. Hausdorfer
Credential
MD
Primary taxonomy
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
License number
G49307 CA
Self-reported in NPPES; status is on the state search
Practice location
1350 W Covina Blvd, San Dimas, CA 91773
Phone
(909) 599-6811
Enumerated
Sep 8, 2005
Record last updated
Mar 13, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicaid ID
00G493070 CA
Medicare enrollment
Enrolled (PECOS I20050608001035); accepts Medicare assignment
Medical or professional school
University Of Southern California Keck School Of Medicine, 1981
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.
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Also registered at 1350 W Covina Blvd

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

  1. Amneh Alnsour, M.DStudent in an Organized Health Care Education/Training Program1427848068
  2. Deanna Anthoney, MDEmergency Medicine Physician1982642161
  3. Bassam Aziz, FNP-BCFamily Nurse Practitioner1518664879
  4. Maria Sagrario Azurin, RNRegistered Nurse1609491372
  5. Olayiwola Babalola, MDFamily Medicine Physician1508548538
  6. Udhamgurjot Bajwa, M.D.Student in an Organized Health Care Education/Training Program1154263093

Verify Glenn S. Hausdorfer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G49307
    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 California license search

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92% fewer Medicare Part D claims than the average anatomic pathology & clinical pathology physician in 2024

16 Medicare Part D claims, against an average of 192 among the 401 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Glenn Hausdorfer16
  2. Specialty average192

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

  1. Citrus Pathology Medical GroupGlendale, CA

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

Anatomic Pathology & Clinical Pathology Physician providers in California

There are 1,554 anatomic pathology & clinical pathology physician records in California.

Other anatomic pathology & clinical pathology physician records in California

  1. Sophie Aalaei, M.D.San Diego, CA1558454207
  2. Abdul Majeed Abid, MBBS, MDClovis, CA1578055414
  3. Ronnie Abraham, MDSan Luis Obispo, CA1124254933
  4. Joline Abrahams, M.D.Palm Springs, CA1679567366
  5. Guillermo Acero, MDOjai, CA1629144373
  6. Dennis Adams, M.D.Stanford, CA1053726182
  7. Alaa Afify, M.D.Sacramento, CA1245212950
  8. Ali Afsari, M.D.Orange, CA1275064362
  9. Mukesh AgarwalColton, CA1154901056
  10. Maryam Aghighi, MDSanta Rosa, CA1073074977

Common questions

What is Glenn S. Hausdorfer, MD's NPI number?

Glenn S. Hausdorfer, MD's National Provider Identifier (NPI) is 1588658249, issued on Sep 8, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Glenn S. Hausdorfer, MD located?

The NPPES record lists a practice address at 1350 W Covina Blvd, San Dimas, CA, 91773. Phone: (909) 599-6811. Providers update this record themselves, so call before visiting.

How can I verify Glenn S. Hausdorfer, MD's license?

NPPES lists California license number G49307, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Glenn S. Hausdorfer, MD prescribe under Medicare Part D?

In 2024, Glenn S. Hausdorfer, MD had 16 Medicare Part D claims; the average among anatomic pathology & clinical pathology physician prescribers was 192. 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.