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BRANDON MICHAEL DITTMAR NP
NPI 1831704113
Nurse Practitioner in Oxnard, CA

Active since September 13, 2020PECOS Enrolled
1910 OUTLET CENTER DR, OXNARD, CA 93036(805) 485-2400(805) 485-3025 Get Directions Write a Review

NPPES record last updated: February 26, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 26, 2021, Sep 13, 2020 (2 updates tracked since 2020).

About Brandon Michael Dittmar Np NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

BRANDON MICHAEL DITTMAR NP (NPI 1831704113) is an individual nurse practitioner in Oxnard, California, licensed in California (NP95015271) and active in the NPI registry since September 2020. He is enrolled in Medicare PECOS and maintains a secondary practice location in El Cajon.

NPPES Registry Identity

NPI1831704113
Entity TypeIndividualMale
Primary Taxonomy363L00000X
Provider Legal NameBRANDON MICHAEL DITTMARCredential: NP
Location Address1910 OUTLET CENTER DROxnard, CA 93036-0677
Mailing Address1910 Outlet Center DrOxnard, CA 93036-0677 · (805) 485-2400 · Fax (805) 485-3025
Phone(805) 485-2400
Fax(805) 485-3025
Sole ProprietorNo
Enumeration DateSeptember 13, 2020
Last NPPES UpdateFebruary 26, 20212 updates tracked since enumeration
NPPES CertifiedFebruary 9, 2021
✔ NPI 1831704113 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in CA · NP95015271
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedNurse Practitioner · GerontologyTaxonomy 363LG0600X · License NP95015271 (CA)
1910 OUTLET CENTER DR, Oxnard, CA 93036
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Secondary Practice Location 1

Location 11380 Horsemill RdEl Cajon, CA 92021-7807 · Phone (805) 390-3680

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Brandon Michael Dittmar Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Brandon Dittmar reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

West Coast Critical Care Specialists, Inc.
Same address
Critical Care Medicine
1910 OUTLET CENTER DR
Oxnard, CA 93036
  • Reassigned Medicare billing, California enrollment
  • 31 clinicians in this Medicare group
NPI 1861707770 (805) 485-2400

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93036 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$95.28 typical visit price
range $62.32 – $185.36
Typical copayment $23.82 (range $15.58 – $46.34)
Most-billed visit code 99203
Established Patient
$108.74 typical visit price
range $20.68 – $151.85
Typical copayment $27.18 (range $5.17 – $37.96)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NATALIA PARKER NP
Nurse Practitioner (Acute Care)
1910 OUTLET CENTER DR
OXNARD, CA 93036
Ventura County (805) 485-2400
GLEN ABERGEL,MD, INC.
Contractor
1910 OUTLET CENTER DR
OXNARD, CA 93036
Ventura County (805) 485-2400
DR. ASWIN NUKALA M.D.
Internal Medicine (Pulmonary Disease)
1910 OUTLET CENTER DR
OXNARD, CA 93036
Ventura County (805) 485-2400
ALLISON LYNN WASTAK NP-C, RN, CCRN
Nurse Practitioner (Family)
1910 OUTLET CENTER DR
OXNARD, CA 93036
Ventura County (805) 485-2400
ZACHARY JULIAN TAICH MD
Internal Medicine (Pulmonary Disease)
1910 OUTLET CENTER DR
OXNARD, CA 93036
Ventura County (805) 485-2400
RYAN MATTHEW GIL MD
Internal Medicine (Pulmonary Disease)
1910 OUTLET CENTER DR
OXNARD, CA 93036
Ventura County (805) 485-2400
STEFANIA VILLANUEVA
Physician Assistant
1910 OUTLET CENTER DR
OXNARD, CA 93036
Ventura County (805) 485-2400
DR. DANIEL KIDANE GOBA M.D.
Internal Medicine (Pulmonary Disease)
1910 OUTLET CENTER DR
OXNARD, CA 93036
Ventura County (805) 485-2400

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Brandon Dittmar's NPI number?

The NPI number for Brandon Dittmar is 1831704113. It was assigned to this individual provider in the NPPES registry on September 13, 2020.

Where is Brandon Dittmar located?

Brandon Dittmar practices at 1910 Outlet Center Dr, Oxnard, CA 93036. The listed phone number is (805) 485-2400.

What is Brandon Dittmar's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Brandon Dittmar enrolled in Medicare?

Yes. Brandon Dittmar is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Brandon Dittmar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Brandon Dittmar reassigns Medicare benefits to West Coast Critical Care Specialists, Inc. (Oxnard, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Brandon Dittmar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Brandon Dittmar was last updated on February 26, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.