WILLIAM FREDERICK PAPPAS OPTOMETRIST
NPI 1871650135
Optometrist in Vallejo, CA

Q: What is William Pappas's NPI number?

The NPI number for William Pappas is 1871650135. It was assigned to this individual provider in the NPPES registry on January 3, 2007.

Q: What is William Pappas's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for William Pappas was last updated on January 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since January 03, 2007PECOS Enrolled

975 SERENO DR, VALLEJO, CA 94589(707) 651-2996 Get Directions Write a Review

NPPES record last updated: January 3, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About William Frederick Pappas Optometrist NPPES

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

WILLIAM FREDERICK PAPPAS OPTOMETRIST (NPI 1871650135) is an individual optometrist in Vallejo, California, licensed in California (T 9065) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1871650135

Entity TypeIndividualMale

Primary Taxonomy152W00000X

Provider Legal NameWILLIAM FREDERICK PAPPASCredential: OPTOMETRIST

Location Address975 SERENO DRVallejo, CA 94589-2441

Mailing Address1105 Church StBenicia, CA 94510-2407 · (707) 745-1992

Phone(707) 651-2996

Sole ProprietorNo

Enumeration DateJanuary 3, 2007

Last NPPES UpdateJanuary 3, 2022

✔ NPI 1871650135 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 · T 9065

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.

975 SERENO DR, Vallejo, CA 94589

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma 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 (PECOS)

William Frederick Pappas Optometrist 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 94589 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

$145.83 typical visit price

range $65.02 – $191.95

Typical copayment $36.45 (range $16.25 – $47.98)

Most-billed visit code 99204

Established Patient

$80.24 typical visit price

range $21.86 – $157.69

Typical copayment $20.06 (range $5.46 – $39.42)

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 20

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

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