What is Karina Jonusas's NPI number?

Karina Jonusas's National Provider Identifier (NPI) is 1164505590, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Karina Jonusas's specialty?

Karina Jonusas is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).

Where is Karina Jonusas located?

Karina Jonusas's practice location on file with NPPES is 2240 E Gonzales Rd Ste 100, Oxnard, CA 93036-8212.

What is Karina Jonusas's phone number?

The practice phone number listed in the NPPES registry for Karina Jonusas is (805) 981-5161.

Does Karina Jonusas accept Medicare?

Karina Jonusas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Karina Jonusas's NPI active?

Yes — Karina Jonusas's NPI (1164505590) is active in the NPPES registry as of the last update on 2024-08-20.

IndividualActiveAccepts Medicare

Karina Jonusas, PAC

NPI 1164505590 · Medical Physician Assistant · Oxnard, CA

Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Karina Jonusas, PAC is a Medical Physician Assistant provider in Oxnard, CA (NPI 1164505590).

Provider details

NPI number: 1164505590
Entity type: Individual
Primary specialty: Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Credential: PAC
Sex: Female
Sole proprietor: No
License: 23064 (CA)

Specialties & taxonomies

Medical Physician AssistantPrimary363AM0700XLicense 23064 (CA)
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Detailed profile(99/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
5 documented practice locations

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G	94	89
Omeprazole	71	25
Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes	58	53
Pantoprazole Sodium	38	12
Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf	20	19
Esomeprazole Magnesium	20	—

Practice location

2240 E Gonzales Rd Ste 100

Oxnard, CA 93036-8212

Phone: (805) 981-5161

Fax: (805) 981-5160

Street-level locationGet directions

More CA providers

Mailing address

800 S Victoria Ave # L4640

Ventura, CA 93009-0677

Additional practice locations (4)

828 W Ventura St Ste 100
Fillmore, CA 93015-1877
Phone: (805) 524-2000
Fax: (805) 524-9601
612 Spring Rd Bldg a
Moorpark, CA 93021-1298
Phone: (805) 523-5400
Fax: (805) 523-2233
1227 E Los Angeles Ave
Simi Valley, CA 93065-2871
Phone: (805) 582-4000
Fax: (805) 579-6082
133 W Santa Clara St
Ventura, CA 93001-2543
Phone: (805) 641-5600
Fax: (805) 641-5677

Enumerated: 2006-10-21
Last updated: 2024-08-20
Certified: 2024-08-20

Frequently asked questions

What is Karina Jonusas's NPI number?: Karina Jonusas's National Provider Identifier (NPI) is 1164505590, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Karina Jonusas's specialty?: Karina Jonusas is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
Where is Karina Jonusas located?: Karina Jonusas's practice location on file with NPPES is 2240 E Gonzales Rd Ste 100, Oxnard, CA 93036-8212.
What is Karina Jonusas's phone number?: The practice phone number listed in the NPPES registry for Karina Jonusas is (805) 981-5161.
Does Karina Jonusas accept Medicare?: Karina Jonusas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Karina Jonusas's NPI active?: Yes — Karina Jonusas's NPI (1164505590) is active in the NPPES registry as of the last update on 2024-08-20.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.