KAREN LATHERS FNP-C
NPI 1023724036
Nurse Practitioner - Family in Camarillo, CA

Q: What is Karen Lathers's NPI number?

The NPI number for Karen Lathers is 1023724036. It was assigned to this individual provider in the NPPES registry on January 24, 2023.

Q: What is Karen Lathers's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Q: When was this NPI record last updated?

The NPPES record for Karen Lathers was last updated on February 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.

Active since January 24, 2023PECOS EnrolledAccepts Medicare Assignment

4009 MISSION OAKS BLVD, CAMARILLO, CA 93012(805) 312-9412(844) 407-0518 Get Directions Write a Review

NPPES record last updated: February 11, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 4, 2024, Jan 24, 2023 (2 updates tracked since 2023).

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About Karen Lathers Fnp-c NPPES

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

KAREN LATHERS FNP-C (NPI 1023724036) is an individual family provider in Camarillo, California, licensed in California (95023836) and active in the NPI registry since January 2023. She is enrolled in Medicare PECOS, maintains a secondary practice location in Oxnard, and is a graduate of Other (2022).

NPPES Registry Identity

NPI1023724036

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameKAREN LATHERSCredential: FNP-C

Location Address4009 MISSION OAKS BLVDCamarillo, CA 93012-5156

Mailing Address4009 Mission Oaks BlvdCamarillo, CA 93012-5156 · (805) 312-9412 · Fax (844) 407-0518

Phone(805) 312-9412

Fax(844) 407-0518

Sole ProprietorYes

Medical School CMSOtherGraduated 2022

Enumeration DateJanuary 24, 2023

Last NPPES UpdateFebruary 11, 20262 updates tracked since enumeration

NPPES CertifiedFebruary 11, 2026

✔ NPI 1023724036 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

License✔ Licensed in CA · 95023836

4009 MISSION OAKS BLVD, Camarillo, CA 93012

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Secondary Practice Location 1

Location 11200 W Gonzales RdOxnard, CA 93036-3072 · Phone (805) 946-2417

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Karen Lathers Fnp-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID42668626

PECOS Enrollment IDI20231120002105

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 Reassignments

Medicare enrollment records show Karen Lathers reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Infusion4health

8.5 mi

Infusion Therapy

77 ROLLING OAKS DR STE 201
Thousand Oaks, CA 91361

Reassigned Medicare billing, California enrollment
72 clinicians in this Medicare group

NPI 1508262213 (805) 719-3700

Inner Strength Medical And Wellness PC

42 mi

General Practice

1522 STATE ST # A
Santa Barbara, CA 93101

Reassigned Medicare billing, California enrollment
3 clinicians in this Medicare group

NPI 1497435606 (805) 665-3835

Genesis Healthcare Partners PC

129 mi

Specialist

320 SANTA FE DR STE 108
Encinitas, CA 92024

Reassigned Medicare billing, California enrollment
242 clinicians in this Medicare group

NPI 1548567498 (760) 436-4558

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

Areas of Expertise CMS Part B claims 12

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, inclisiran, 1 mg J1306

Inclisiran is an injection administered to lower cholesterol levels. It works by blocking the production of LDL (bad cholesterol) in your liver. This medicine is often used when diet changes and other medications have not been effective.

12,496 services44 patients

Injection, romosozumab-aqqg, 1 mg J3111

Romosozumab-aqqg is a medication given by injection to treat osteoporosis in patients at high risk for fractures. It works by increasing bone mass and strength, reducing the risk of fractures.

4,410 services16 patients

Injection, denosumab, 1 mg J0897

Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.

4,200 services70 patients

Injection, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mg J1561

This is an injection of immune globulin, specifically Gamunex-C or Gammaked. It's a liquid form, not freeze-dried. Immune globulin is a blood product that helps your immune system to fight infections. It's given in a dose of 500 mg.

1,530 services13 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

218 services173 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 96365

This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.

126 services81 patients

Infusion into a vein for therapy, prevention, or diagnosis, each additional hour 96366

This procedure involves delivering medication, fluids, or nutrients directly into your vein. This is done to treat, prevent, or diagnose various conditions. Each additional hour refers to the extended time you may need to receive these substances for optimal results.

83 services23 patients

Administration of chemotherapy into vein, 1 hour or less 96413

Chemotherapy is a treatment that uses drugs to destroy cancer cells. When administered into a vein, it's often through an IV. This procedure usually lasts 1 hour or less. You may feel a slight pinch as the needle is inserted, but it's generally painless.

20 services17 patients

Administration of chemotherapy into vein, each additional hour 96415

Chemotherapy is a treatment method that uses drugs to destroy cancer cells. The drugs are administered into a vein, usually in the arm. Each additional hour of chemotherapy allows for more of the medication to enter your bloodstream to fight against the cancer cells.

19 services11 patients

New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more 99202

This service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.

17 services17 patients

Injection of additional new drug or substance into vein 96375

This procedure involves introducing a new medication or substance into your bloodstream via a vein. It's typically done using a small needle. The substance can help treat various conditions or assist in diagnostic procedures. It's generally safe and monitored by professionals.

15 services12 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93012 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.

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 Karen Lathers's NPI number?

The NPI number for Karen Lathers is 1023724036. It was assigned to this individual provider in the NPPES registry on January 24, 2023.

Where is Karen Lathers located?

Karen Lathers practices at 4009 Mission Oaks Blvd, Camarillo, CA 93012. The listed phone number is (805) 312-9412.

What is Karen Lathers's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Karen Lathers enrolled in Medicare?

Yes. Karen Lathers is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Karen Lathers's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karen Lathers reassigns Medicare benefits to 3 organizations: Infusion4health (Thousand Oaks, CA), Inner Strength Medical And Wellness PC (Santa Barbara, CA) and Genesis Healthcare Partners PC (Encinitas, CA). Each 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 Karen Lathers'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 Karen Lathers was last updated on February 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.