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KEVIN S. ERNSTING MD
NPI 1518043025
Emergency Medicine in San Jose, CA

Active since October 27, 2006PECOS Enrolled
260 INTERNATIONAL CIR, SAN JOSE, CA 95119(408) 972-7000 Get Directions Write a Review

NPPES record last updated: December 22, 2021. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Kevin S. Ernsting Md NPPES

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

KEVIN S. ERNSTING MD (NPI 1518043025) is an individual emergency medicine provider in San Jose, California, licensed in California (A74128) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1518043025
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameKEVIN S. ERNSTINGCredential: MD
Location Address260 INTERNATIONAL CIRSan Jose, CA 95119-1130
Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3466 · (510) 625-6262
Phone(408) 972-7000
Sole ProprietorNo
Enumeration DateOctober 27, 2006
Last NPPES UpdateDecember 22, 2021
✔ NPI 1518043025 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · A74128
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
260 INTERNATIONAL CIR, San Jose, CA 95119
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Other Identifiers 1

Medicaid00A741280CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Kevin S. Ernsting Md 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 Kevin Ernsting reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc
13 mi
Internal Medicine
710 LAWRENCE EXPRESSWAY
Santa Clara, CA 95051
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1073606299 (408) 851-1000

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 95119 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
$106.47 typical visit price
range $70.37 – $206.04
Typical copayment $26.61 (range $17.59 – $51.51)
Most-billed visit code 99203
Established Patient
$121.77 typical visit price
range $23.96 – $169.60
Typical copayment $30.44 (range $5.99 – $42.40)
Most-billed visit code 99214
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.

VAJIRAMALA R. DHARMASENA MD
Obstetrics & Gynecology
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000
SABIHA R. VYAS MD
Internal Medicine
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000
BIEN D. NGUYEN MD
Internal Medicine
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000
STEPHANIE K. ROWEN MD
Plastic Surgery
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000
CLIFFORD HARRIS MD
Urology
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000
MATEO GO MD
Internal Medicine (Interventional Cardiology)
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000
THOMAS T.H. LIN MD
Obstetrics & Gynecology
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000
VENNY V. LEE MD
Pediatrics
260 INTERNATIONAL CIR
SAN JOSE, CA 95119
Santa Clara County (408) 972-7000

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 Kevin Ernsting's NPI number?

The NPI number for Kevin Ernsting is 1518043025. It was assigned to this individual provider in the NPPES registry on October 27, 2006.

Where is Kevin Ernsting located?

Kevin Ernsting practices at 260 International Cir, San Jose, CA 95119. The listed phone number is (408) 972-7000.

What is Kevin Ernsting's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Kevin Ernsting enrolled in Medicare?

Yes. Kevin Ernsting is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Kevin Ernsting's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kevin Ernsting reassigns Medicare benefits to Permanente Medical Group Inc (Santa Clara, 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 Kevin Ernsting'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 Kevin Ernsting was last updated on December 22, 2021. 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.