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DR. DAVID LOUIS WESTRA M.D.
NPI 1265645790
Neurological Surgery in Ventura, CA

Active since May 08, 2007PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
168 N BRENT ST STE 408, VENTURA, CA 93003(805) 643-2179(805) 643-0672 Get Directions Write a Review

NPPES record last updated: March 30, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 30, 2026, Mar 28, 2026 (2 updates tracked since 2026).

About Dr. David Louis Westra M.d. NPPES

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

DR. DAVID LOUIS WESTRA M.D. (NPI 1265645790) is an individual neurological surgery provider in Ventura, California, licensed in California (A93870) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, maintains a secondary practice location in Ventura, and is a graduate of University Of Texas Medical School At Houston (2004).

NPPES Registry Identity

NPI1265645790
Entity TypeIndividualMale
Primary Taxonomy207T00000X
Provider Legal NameDR. DAVID LOUIS WESTRACredential: M.D.
Location Address168 N BRENT ST STE 408Ventura, CA 93003-2824
Mailing Address168 N Brent St Ste 408Ventura, CA 93003-2824 · (805) 701-8687 · Fax (805) 643-2172
Phone(805) 643-2179
Fax(805) 643-0672
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical School At HoustonGraduated 2004
Enumeration DateMay 8, 2007
Last NPPES UpdateMarch 30, 20262 updates tracked since enumeration
NPPES CertifiedMarch 30, 2026
✔ NPI 1265645790 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
License✔ Licensed in CA · A93870
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
168 N BRENT ST STE 408, Ventura, CA 93003
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Secondary Practice Location 1

Location 1300 Hillmont AveVentura, CA 93003-1651 · Phone (805) 952-6000

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. David Louis Westra M.d. 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 ID1153513510
PECOS Enrollment IDI20101005000083
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.

Areas of Expertise CMS Part B claims 9

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 low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
381 services216 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.
101 services101 patients
Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment 63048
This procedure involves the partial removal of a bone in your spine to alleviate pressure on your spinal cord or nerves. It may be performed on multiple spine segments depending on your condition. The aim is to improve mobility and reduce pain or discomfort.
38 services18 patients
Insertion of cage or mesh device to spine bone and disc space during spine fusion 22853
Spine fusion is a procedure to join two or more vertebrae. During this process, a cage or mesh device is inserted into the spine bone and disc space. This helps to stabilize the spine, reduce pain, and improve functionality. The device acts as a bridge for new bone to grow on.
30 services19 patients
Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 63047
This procedure involves removing part of a spine bone to alleviate pressure on the lower spinal cord and/or nerves. It targets a single segment of the spine, improving mobility and reducing pain. It's a common treatment for conditions like herniated discs or spinal stenosis.
29 services29 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.
19 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93003 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
$77.11 typical visit price
range $20.68 – $151.85
Typical copayment $19.27 (range $5.17 – $37.96)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

Reported Quality Measures

Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
3%2,062 patients1/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
100%29 patients5/55-star benchmark: 100%
Falls: Screening for Future Fall Risk
Percentage of patients 65 years of age and older who were screened for future fall risk during the measurement period
22%495 patients1/55-star benchmark: 99%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
11%124 patients1/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
14%412 patients1/55-star benchmark: 99%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
Patients tobacco: 13% · 770 patients
13%770 patients
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
26%412 patients2/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
1%412 patients1/55-star benchmark: 59%
Statin Therapy for the Prevention and Treatment of Cardiovascular Disease
Percentage of the following patients - all considered at high risk of cardiovascular events - who were prescribed or were on statin therapy during the measurement period: - Adults aged >= 21 years who were previously diagnosed with or currently have an active…
67%262 patients3/55-star benchmark: 89%
Use of High-Risk Medications in the Elderly
Percentage of patients 65 years of age and older who were ordered high-risk medications. Two rates are submitted. 1) Percentage of patients who were ordered at least one high-risk medication.
Lower rates are better for this measure.
Patients 2+: 0% · 495 patients
1%495 patients4/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 4

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

DAVID L. WESTRA, MD, A PROFESSIONAL CORPORATION
Neurological Surgery
168 N BRENT ST STE 408
VENTURA, CA 93003
Ventura County (805) 643-2179
DR. KATHERINE ELIZABETH WAGNER MD
Neurological Surgery
168 N BRENT ST STE 408
VENTURA, CA 93003
Ventura County (617) 281-5273
VENTURA NEUROSURGERY MANAGEMENT CORPORATION
Neurological Surgery
168 N BRENT ST STE 408
VENTURA, CA 93003
Ventura County (805) 643-2179
KATHERINE E. WAGNER, MD, A PROFESSIONAL CORPORATION
Neurological Surgery
168 N BRENT ST STE 408
VENTURA, CA 93003
Ventura County (805) 643-2179

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 David Westra's NPI number?

The NPI number for David Westra is 1265645790. It was assigned to this individual provider in the NPPES registry on May 8, 2007.

Where is David Westra located?

David Westra practices at 168 N Brent St Ste 408, Ventura, CA 93003. The listed phone number is (805) 643-2179.

What is David Westra's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is David Westra enrolled in Medicare?

Yes. David Westra 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.

When was this NPI record last updated?

The NPPES record for David Westra was last updated on March 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.