WILLIAM J. BOMMER M.D.
NPI 1326029794
Internal Medicine - Cardiovascular Disease in Sacramento, CA

Q: What is William Bommer's NPI number?

The NPI number for William Bommer is 1326029794. It was assigned to this individual provider in the NPPES registry on November 10, 2005.

Q: What is William Bommer's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Q: When was this NPI record last updated?

The NPPES record for William Bommer was last updated on January 19, 2010. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since November 10, 2005PECOS Enrolled

4860 Y ST, SUITE 0200, SACRAMENTO, CA 95817(916) 734-3761(916) 734-6474 Get Directions Write a Review

NPPES record last updated: January 19, 2010. Verified against the NPPES registry weekly; last sync: July 19, 2026.

On this page

About William J. Bommer M.d. NPPES

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

WILLIAM J. BOMMER M.D. (NPI 1326029794) is an individual cardiovascular disease provider in Sacramento, California, licensed in California (G033462) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1326029794

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameWILLIAM J. BOMMERCredential: M.D.

Location Address4860 Y ST, SUITE 0200Sacramento, CA 95817-2307

Mailing Address4860 Y St, Suite 0200Sacramento, CA 95817-2307 · (916) 734-3761 · Fax (916) 734-6474

Phone(916) 734-3761

Fax(916) 734-6474

Sole ProprietorNo

Enumeration DateNovember 10, 2005

Last NPPES UpdateJanuary 19, 2010

✔ NPI 1326029794 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in CA · G033462

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

4860 Y ST, Sacramento, CA 95817

Open in Google Maps ↗

Other Identifiers 2

Medicare UPINA45561CA

Medicare PIN00G334620CA

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 J. Bommer M.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 95817 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

$137.20 typical visit price

range $60.44 – $180.85

Typical copayment $34.30 (range $15.11 – $45.21)

Most-billed visit code 99204

Established Patient

$75.03 typical visit price

range $19.88 – $148.15

Typical copayment $18.75 (range $4.97 – $37.03)

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.