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TIMOTHY LEWIS SANDERS OD
NPI 1235115718
Optometrist in Oakland, CA

Active since December 16, 2005PECOS Enrolled
491 30TH ST, STE 101, OAKLAND, CA 94609(510) 444-0603(510) 444-6046 Get Directions Write a Review

NPPES record last updated: May 20, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Timothy Lewis Sanders Od NPPES

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

TIMOTHY LEWIS SANDERS OD (NPI 1235115718) is an individual optometrist in Oakland, California, licensed in California (5762T) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1235115718
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NameTIMOTHY LEWIS SANDERSCredential: OD
Location Address491 30TH ST, STE 101Oakland, CA 94609-3052
Mailing Address491 30th St, Ste 101Oakland, CA 94609-3052 · (510) 444-0603 · Fax (510) 444-6046
Phone(510) 444-0603
Fax(510) 444-6046
Sole ProprietorNo
Enumeration DateDecember 16, 2005
Last NPPES UpdateMay 20, 2013
✔ NPI 1235115718 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 · 5762T
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.
491 30TH ST, Oakland, CA 94609
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Other Identifiers 4

Medicare ID-Type UnspecifiedSD0057620CA
Medicare UPINT10110
Medicare ID-Type UnspecifiedSD0057621CA
MedicaidSD0057620CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Timothy Lewis Sanders Od is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Timothy Sanders reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Northern California Cornea Associates Inc
14 mi
Ophthalmology
122 LA CASA VIA, STE 222
Walnut Creek, CA 94598
  • Reassigned Medicare billing, California enrollment
  • 10 clinicians in this Medicare group
NPI 1992889240 (925) 947-0888

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94609 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
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 8

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

DR. CYNTHIA S. CHIU M.D.
Ophthalmology
491 30TH ST, SUITE 201
OAKLAND, CA 94609
Alameda County (510) 836-2122
DAVID W VASTINE M.D.
Ophthalmology
491 30TH ST, STE 101
OAKLAND, CA 94609
Alameda County (510) 444-0603
MELANIE LYNN HOM M.D.
Ophthalmology
491 30TH ST, SUITE #201
OAKLAND, CA 94609
Alameda County (510) 836-2122
DR. ROBERT J PERALTA M.D.
Ophthalmology
491 30TH ST, SUITE 103
OAKLAND, CA 94609
Alameda County (510) 763-0881
CYNTHIA S. CHIU, M.D., F.A.C.S., INC.
Ophthalmology
491 30TH ST, SUITE 201
OAKLAND, CA 94609
Alameda County (510) 836-2122
DR. ERICH PAUL HORN MD
Ophthalmology
491 30TH ST, SUITE 201
OAKLAND, CA 94609
Alameda County (510) 836-2122
DR. SUSAN H LINK OD
Optometrist
491 30TH ST, SUITE 101
OAKLAND, CA 94609
Alameda County (510) 444-0603
DR. CHRISTOPHER JOHN DICKENS M.D.
Ophthalmology
491 30TH ST, SUITE 103
OAKLAND, CA 94609
Alameda County (510) 763-9775

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 Timothy Sanders's NPI number?

The NPI number for Timothy Sanders is 1235115718. It was assigned to this individual provider in the NPPES registry on December 16, 2005.

Where is Timothy Sanders located?

Timothy Sanders practices at 491 30th St Ste 101, Oakland, CA 94609. The listed phone number is (510) 444-0603.

What is Timothy Sanders's specialty?

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

Is Timothy Sanders enrolled in Medicare?

Yes. Timothy Sanders is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Timothy Sanders's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Sanders reassigns Medicare benefits to Northern California Cornea Associates Inc (Walnut Creek, 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 Timothy Sanders'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 Timothy Sanders was last updated on May 20, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.