Brandon Michael Dittmar, NP
Nurse Practitioner · Oxnard, CA
Brandon Michael Dittmar, NP is a nurse practitioner with a practice address in Oxnard, California, and NPI 1831704113, issued on Sep 13, 2020. Check the license (California NP95015271, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Brandon Michael Dittmar
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- NP95015271 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1910 Outlet Center Dr, Oxnard, CA 93036
- Phone
- (805) 485-2400
- Enumerated
- Sep 13, 2020
- Record last updated
- Feb 26, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (805) 485-3025
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →
Also registered at 1910 Outlet Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Brandon Michael Dittmar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license NP95015271Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average nurse practitioner in 2024
70 Medicare Part D claims for 37 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 16 claims were for opioids.
Most prescribed
- Methocarbamol15 claims
- Oxycodone Hcl14 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.
Brandon Michael Dittmar among 8,223 nurse practitioner records in California
Brandon Michael Dittmar, NP is one of 8,223 nurse practitioner records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 66% of them.
- NPI issued2020 · 66% of these records are older, 29% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileNo · 42% of these records are
- Record last updated2021 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nurse Practitioner providers in California
There are 8,223 nurse practitioner records in California.
All 8,223 in California → Every provider in Oxnard → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Michele Bean, NPOxnard, CA 930361699167940
- Kristine CorpuzOxnard, CA 930361891469672
- Jessica FlanaganOxnard, CA 930361083266076
- Debra Herrera, N.P.Oxnard, CA 930361154470094
- Rodrey Mozako-VillaOxnard, CA 930361780909044
- Jennifer Neira, R.N.Oxnard, CA 930361659792752
- Kathleen Smith, F.N.P.Oxnard, CA 930361629080999
- Kristen Thomas-Moorehead, N.P.Oxnard, CA 930361114940111
Common questions
What is Brandon Michael Dittmar, NP's NPI number?
Brandon Michael Dittmar, NP's National Provider Identifier (NPI) is 1831704113, issued on Sep 13, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Brandon Michael Dittmar, NP located?
The NPPES record lists a practice address at 1910 Outlet Center Dr, Oxnard, CA, 93036. Phone: (805) 485-2400. Providers update this record themselves, so call before visiting.
How can I verify Brandon Michael Dittmar, NP's license?
NPPES lists California license number NP95015271, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Brandon Michael Dittmar, NP prescribe under Medicare Part D?
In 2024, Brandon Michael Dittmar, NP had 70 Medicare Part D claims for 37 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.