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MICHAEL JAMES THAANUM O.D.
NPI 1285785915
Optometrist in Hayward, CA

Active since January 16, 2007PECOS Enrolled
500 SOUTHLAND MALL, HAYWARD, CA 94545(510) 887-2800(510) 887-2812 Get Directions Write a Review

NPPES record last updated: October 14, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Michael James Thaanum O.d. NPPES

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

MICHAEL JAMES THAANUM O.D. (NPI 1285785915) is an individual optometrist in Hayward, California, licensed in California (6571TPA) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1285785915
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NameMICHAEL JAMES THAANUMCredential: O.D.
Location Address500 SOUTHLAND MALLHayward, CA 94545-2148
Mailing Address228 Del Monte Shoppiing CenterMonterey, CA 93940 · (831) 375-3771 · Fax (831) 375-1524
Phone(510) 887-2800
Fax(510) 887-2812
Sole ProprietorNo
Enumeration DateJanuary 16, 2007
Last NPPES UpdateOctober 14, 2009
✔ NPI 1285785915 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 · 6571TPA
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.
500 SOUTHLAND MALL, Hayward, CA 94545
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Other Identifiers 9

Medicare UPINT10358CA
Medicare PINDP2509CA
Medicare ID-Type UnspecifiedSDO065710CA
Medicare PINPTAN BR184CA
Medicaid1306035118CA
Medicare PINPTAN CC867ZCA
Other1306035118CA · Retired Railroad Medicare
Medicare PINP00741249CA
Other6191070001CA · Dme Macs Ptan

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Michael James Thaanum O.d. 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94545 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 5

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

DANIEL LI-JEN WANG O.D.
Optometrist
500 SOUTHLAND MALL
HAYWARD, CA 94545
Alameda County (510) 887-2800
LUXOTTICA OF AMERICA INC.
Eyewear Supplier
500 SOUTHLAND MALL
HAYWARD, CA 94545
Alameda County (510) 887-2800
NAILEEN C CHAND O.D.
Optometrist
500 SOUTHLAND MALL
HAYWARD, CA 94545
Alameda County (510) 887-2800
JEFFREY K HA O.D.
Optometrist
500 SOUTHLAND MALL
HAYWARD, CA 94545
Alameda County (510) 887-2800
MAY M WONG O.D.
Optometrist
500 SOUTHLAND MALL
HAYWARD, CA 94545
Alameda County (510) 887-2800

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 Michael Thaanum's NPI number?

The NPI number for Michael Thaanum is 1285785915. It was assigned to this individual provider in the NPPES registry on January 16, 2007.

Where is Michael Thaanum located?

Michael Thaanum practices at 500 Southland Mall, Hayward, CA 94545. The listed phone number is (510) 887-2800.

What is Michael Thaanum's specialty?

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

Is Michael Thaanum enrolled in Medicare?

Yes. Michael Thaanum is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Michael Thaanum was last updated on October 14, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.