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DR. LINDA GERRITS MD
NPI 1598875072
Internal Medicine in Westlake Village, CA

Active since August 30, 2006PECOS EnrolledAccepts Medicare Assignment
1220 LA VENTA DR, SUITE 207, WESTLAKE VILLAGE, CA 91361(805) 494-7710(805) 494-7793 Get Directions Write a Review

NPPES record last updated: January 28, 2015. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Linda Gerrits Md NPPES

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

DR. LINDA GERRITS MD (NPI 1598875072) is an individual internal medicine provider in Westlake Village, California, licensed in California (G55503) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Michigan Medical School (1976).

NPPES Registry Identity

NPI1598875072
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. LINDA GERRITSCredential: MD
Location Address1220 LA VENTA DR, SUITE 207Westlake Village, CA 91361-3703
Mailing Address1220 Laventa #207Westlake Village, CA 91361-3754 · (805) 494-7710 · Fax (805) 494-7793
Phone(805) 494-7710
Fax(805) 494-7793
Sole ProprietorYes
Medical School CMSUniversity Of Michigan Medical SchoolGraduated 1976
Enumeration DateAugust 30, 2006
Last NPPES UpdateJanuary 28, 2015
✔ NPI 1598875072 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · G55503
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedInternal Medicine · NephrologyTaxonomy 207RN0300X · License G55503 (CA)
1220 LA VENTA DR, Westlake Village, CA 91361
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Other Identifiers 3

Medicare PINWG55503ACA
Medicaid00G555030CA
Medicare UPINA52963

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

Dr. Linda Gerrits Md 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 ID1254414766
PECOS Enrollment IDI20080206000711
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 Linda Gerrits reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Linda Gerrits M D Inc A Professional Corp
Same address
Nephrology
1220 LA VENTA DR, SUITE 207
Westlake Village, CA 91361
  • Reassigned Medicare billing, California enrollment
NPI 1124353057 (805) 494-7710

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 7

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.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
255 services94 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
89 services55 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
63 services46 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
20 services17 patients
Urinalysis, manual test 81002
A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.
17 services16 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
16 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91361 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
$140.72 typical visit price
range $62.32 – $185.36
Typical copayment $35.18 (range $15.58 – $46.34)
Most-billed visit code 99204
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 19

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

MR. ANTHONY VASQUEZ P.T.
Physical Therapist
1220 LA VENTA DR, SUITE 102
WESTLAKE VILLAGE, CA 91361
Los Angeles County (805) 777-7370
WESTLAKE PHYSICAL THERAPY, INC.
Physical Therapist
1220 LA VENTA DR, SUITE 102
WESTLAKE VILLAGE, CA 91361
Los Angeles County (805) 777-7370
LINDA GERRITS M D INC A PROFESSIONAL CORP
Internal Medicine (Nephrology)
1220 LA VENTA DR, SUITE 207
WESTLAKE VILLAGE, CA 91361
Los Angeles County (805) 494-7710
MS. JESSICA SARAH VON DEN STEMMEN M.P.T.
Physical Therapist
1220 LA VENTA DR, SUITE # 102
WESTLAKE VILLAGE, CA 91361
Los Angeles County (805) 777-7370
DENISE MARIE CARLTON MSN, WHNP-BC
Nurse Practitioner (Obstetrics & Gynecology)
1220 LA VENTA DR, SUITE 209
WESTLAKE VILLAGE, CA 91361
Los Angeles County (805) 497-9119
MRS. JANICE HYLLENGREN D.P.T.
Physical Therapist
1220 LA VENTA DR, SUITE 102
WESTLAKE VILLAGE, CA 91361
Los Angeles County (805) 777-7370
DR. KENNETH ROBERT DIDDIE M.D.
Specialist
1220 LA VENTA DR, SUITE 211
WESTLAKE VILLAGE, CA 91361
Los Angeles County (805) 379-0200
KHANNA INSTITUTE ASC
Clinic/Center (Ambulatory Surgical)
1220 LA VENTA DR, 209
WESTLAKE VILLAGE, CA 91361
Los Angeles County (805) 230-2126

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 Linda Gerrits's NPI number?

The NPI number for Linda Gerrits is 1598875072. It was assigned to this individual provider in the NPPES registry on August 30, 2006.

Where is Linda Gerrits located?

Linda Gerrits practices at 1220 La Venta Dr Suite 207, Westlake Village, CA 91361. The listed phone number is (805) 494-7710.

What is Linda Gerrits's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Linda Gerrits enrolled in Medicare?

Yes. Linda Gerrits 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 organization bills Medicare for Linda Gerrits's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Linda Gerrits reassigns Medicare benefits to Linda Gerrits M D Inc A Professional Corp (Westlake Village, 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 Linda Gerrits'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 Linda Gerrits was last updated on January 28, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.