Brian Paul Hauser, M.D.
Family Medicine Physician · Aliso Viejo, CA
Brian Paul Hauser, M.D. is a family medicine physician with a practice address in Aliso Viejo, California, and NPI 1982674438, issued on Jan 26, 2006. Check the license (California C136227, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Brian Paul Hauser
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- C136227 CA
M-15199 ID
Self-reported in NPPES; status is on the state search - Practice location
- 24541 Pacific Park Dr Ste 210, Aliso Viejo, CA 92656
- Phone
- (949) 940-5440
- Enumerated
- Jan 26, 2006
- Record last updated
- Apr 24, 2024
- Medicare enrollment
- Enrolled (PECOS I20150723009445); accepts Medicare assignment
- Medical or professional school
- Mercer University School Of Medicine, 2001
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 24541 Pacific Park Dr Ste 210
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lanier RossignolFamily Nurse Practitioner1992187793
Verify Brian Paul Hauser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C136227Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average family medicine physician in 2024
1,385 Medicare Part D claims for 371 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 15 claims were for opioids.
Most prescribed
- Lisinopril95 claims
- Atorvastatin Calcium77 claims
- Amlodipine Besylate67 claims
- Trazodone Hcl49 claims
- Levothyroxine Sodium46 claims
- Metoprolol Succinate44 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
- Memorialcare Medical FoundationFountain Valley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brian Paul Hauser among 17,133 family medicine physician records in California
Brian Paul Hauser, M.D. is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2001 · median 2005 among the 10,652 with a school on file
- Record last updated2024 · 58% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 family medicine physician records list a practice address in Aliso Viejo
They are 17 of the 568 NPPES records with a practice address in Aliso Viejo, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Aliso Viejo → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Chad Abbott, MDAliso Viejo, CA 926561285831602
- Anna Askari, MDAliso Viejo, CA 926561124515341
- Aaron Boor, D.O.Aliso Viejo, CA 926561598727216
- Kahesha Franklin, M.D.Aliso Viejo, CA 926561033493424
- Amir JourabchiAliso Viejo, CA 926561184159337
- Ronald Mandel, D.O.Aliso Viejo, CA 926561659335420
- Tanushree Nair, DOAliso Viejo, CA 926561437730876
- Thu Nguyen, MDAliso Viejo, CA 926561114422888
Common questions
What is Brian Paul Hauser, M.D.'s NPI number?
Brian Paul Hauser, M.D.'s National Provider Identifier (NPI) is 1982674438, issued on Jan 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brian Paul Hauser, M.D. located?
The NPPES record lists a practice address at 24541 Pacific Park Dr Ste 210, Aliso Viejo, CA, 92656. Phone: (949) 940-5440. Providers update this record themselves, so call before visiting.
How can I verify Brian Paul Hauser, M.D.'s license?
NPPES lists California license number C136227, 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 Brian Paul Hauser, M.D. prescribe under Medicare Part D?
In 2024, Brian Paul Hauser, M.D. had 1,385 Medicare Part D claims for 371 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.