NPPES file of Aug 9, 2026

Karrina Warren

Case Manager/Care Coordinator · Oxnard, CA

Karrina Warren is a case manager/care coordinator with a practice address in Oxnard, California, and NPI 1639346026, issued on May 14, 2008. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639346026
Name
Karrina Warren
Primary taxonomy
Case Manager/Care Coordinator 171M00000X
Practice location
1911 Williams Dr, Oxnard, CA 93036
Phone
(805) 981-4206
Enumerated
May 14, 2008
Record last updated
May 14, 2008 (not updated in 18 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 1911 Williams Dr

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

  1. Pam Abernathy, R.N.Adult Psychiatric/Mental Health Registered Nurse1407975725
  2. Levana Adato, LCSWClinical Social Worker1184750481
  3. Nicolas AguilarCase Manager/Care Coordinator1982395810
  4. Lindsay Alamillo, RNRegistered Nurse1932067196
  5. Meredyth Alpert, LCSWClinical Social Worker1154401024
  6. Amanda Alvarado, CADC ICase Manager/Care Coordinator1790492320

Verify Karrina Warren in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

125 case manager/care coordinator records list a practice address in Oxnard

They are 125 of the 3,211 NPPES records with a practice address in Oxnard, and 22,803 case manager/care coordinator records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 125 in Oxnard → All 22,803 in California → Every provider in Oxnard →

Other case manager/care coordinator records in California

  1. Nevin AaronBakersfield, CA1891306130
  2. Claudia AbadRiverside, CA1871151019
  3. Hannah Cristine AbadOceanside, CA1538944020
  4. Rebecca AbairBakersfield, CA1255468823
  5. Jennifer AbapoBakersfield, CA1871823450
  6. David AbarcaLos Angeles, CA1730305426
  7. Sophia AbarcaMadera, CA1376027755
  8. Leslie AbareaSan Bernardino, CA1407399330
  9. Alfredo Abarien Tos, MALos Angeles, CA1245441104
  10. Lisa AbarrSouth San Francisco, CA1669948725

Common questions

What is Karrina Warren's NPI number?

Karrina Warren's National Provider Identifier (NPI) is 1639346026, issued on May 14, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Karrina Warren located?

The NPPES record lists a practice address at 1911 Williams Dr, Oxnard, CA, 93036. Phone: (805) 981-4206. Providers update this record themselves, so call before visiting.

How can I verify Karrina Warren's license?

Search the California board that licenses this profession; the NPPES record confirms identity 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.