Alexander Parker, DO
Family Medicine Physician · Santa Maria, CA
Alexander Parker, DO is a family medicine physician with a practice address in Santa Maria, California, and NPI 1689254096, issued on Apr 9, 2021. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Alexander Parker
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 5101027891 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1400 E Church St, Santa Maria, CA 93454
- Phone
- (805) 739-3374
- Enumerated
- Apr 9, 2021
- Record last updated
- Sep 30, 2025
- Medicare enrollment
- Enrolled (PECOS I20251001003755); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 1400 E Church St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alexander Parker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of CaliforniaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average family medicine physician in 2024
558 Medicare Part D claims for 81 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium73 claims
- Amlodipine Besylate28 claims
- Valsartan22 claims
- Sertraline Hcl21 claims
- Furosemide20 claims
- Hydrochlorothiazide18 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
- Edward W Sparrow Hospital AssociationMason, MI
- Premier Health Specialists IncCenterville, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alexander Parker among 17,133 family medicine physician records in California
Alexander Parker, DO 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 2021, is newer than 91% of them.
- NPI issued2021 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2021 · median 2005 among the 10,652 with a school on file
- Record last updated2025 · 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).
79 family medicine physician records list a practice address in Santa Maria
They are 79 of the 3,047 NPPES records with a practice address in Santa Maria, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Santa Maria → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jesse Arellano, MDSanta Maria, CA 934541285659284
- Thomas Dawes, MDSanta Maria, CA 934541386668473
- Kamlesh Desai, M.D.Santa Maria, CA 934541336137850
- Brian Desmond, M.D.Santa Maria, CA 934541972591865
- Eric Levy, M.D.Santa Maria, CA 934541891779021
- Richard McClaflin, MDSanta Maria, CA 934541912939075
- Brian Miyagishima, MDSanta Maria, CA 934541801870662
- Mary Jane Morash, MDSanta Maria, CA 934541154351195
Common questions
What is Alexander Parker, DO's NPI number?
Alexander Parker, DO's National Provider Identifier (NPI) is 1689254096, issued on Apr 9, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Alexander Parker, DO located?
The NPPES record lists a practice address at 1400 E Church St, Santa Maria, CA, 93454. Phone: (805) 739-3374. Providers update this record themselves, so call before visiting.
How can I verify Alexander Parker, DO's license?
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 Alexander Parker, DO prescribe under Medicare Part D?
In 2024, Alexander Parker, DO had 558 Medicare Part D claims for 81 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.