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DARREN OSTERLOH OD
NPI 1124076849
Optometrist in Westlake Village, CA

Active since May 05, 2006PECOS EnrolledAccepts Medicare Assignment
3900 E THOUSAND OAKS BLVD, SUITE 203, WESTLAKE VILLAGE, CA 91362(805) 777-8888(805) 777-8887 Get Directions Write a Review

NPPES record last updated: March 9, 2016. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Darren Osterloh Od NPPES

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

DARREN OSTERLOH OD (NPI 1124076849) is an individual optometrist in Westlake Village, California, licensed in California (OPT 9922 TPA) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1991).

NPPES Registry Identity

NPI1124076849
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NameDARREN OSTERLOHCredential: OD
Location Address3900 E THOUSAND OAKS BLVD, SUITE 203Westlake Village, CA 91362-3654
Mailing Address3900 E Thousand Oaks Blvd, Suite 203Westlake Village, CA 91362-3654 · (805) 777-8888 · Fax (805) 777-8887
Phone(805) 777-8888
Fax(805) 777-8887
Sole ProprietorYes
Medical School CMSOtherGraduated 1991
Enumeration DateMay 5, 2006
Last NPPES UpdateMarch 9, 2016
✔ NPI 1124076849 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in CA · OPT 9922 TPA
Definition
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
3900 E THOUSAND OAKS BLVD, Westlake Village, CA 91362
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Other Names 1

Professional Name (2)Darren Osterloh Od Inc Od

Other Identifiers 2

Medicare PINOP9922CA
Medicare UPIN284357CA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.Insurance ›

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

Darren Osterloh Od 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 ID3173535440
PECOS Enrollment IDI20060706000164
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 3

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.

Photography of the retina 92250
Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.
131 services130 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.
122 services114 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.
30 services30 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91362 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.

Other Providers at the Same Location NPPES

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

DARREN OSTERLOH OD INC
Optometrist
3900 E THOUSAND OAKS BLVD, SUITE 203
WESTLAKE VILLAGE, CA 91362
Ventura County (805) 777-8888

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 Darren Osterloh's NPI number?

The NPI number for Darren Osterloh is 1124076849. It was assigned to this individual provider in the NPPES registry on May 5, 2006. The provider is also known as Darren Osterloh Od Inc Od.

Where is Darren Osterloh located?

Darren Osterloh practices at 3900 E Thousand Oaks Blvd Suite 203, Westlake Village, CA 91362. The listed phone number is (805) 777-8888.

What is Darren Osterloh's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Darren Osterloh enrolled in Medicare?

Yes. Darren Osterloh 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.

What insurance does Darren Osterloh accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Providence Health Plan list Darren Osterloh as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Darren Osterloh was last updated on March 9, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.