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MR. TONY JOSEPH ZAHNER D.P.M.
NPI 1568996452
Podiatrist - Foot & Ankle Surgery in Sunnyvale, CA

Active since April 18, 2017PECOS Enrolled
500 E REMINGTON DR STE 29, SUNNYVALE, CA 94087(408) 203-3821(408) 738-8831 Get Directions Write a Review

NPPES record last updated: March 23, 2021. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Mar 23, 2021, Apr 18, 2017 (2 updates tracked since 2017).

About Mr. Tony Joseph Zahner D.p.m. NPPES

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

MR. TONY JOSEPH ZAHNER D.P.M. (NPI 1568996452) is an individual foot & ankle surgery provider in Sunnyvale, California, licensed in California (E5666) and active in the NPI registry since April 2017. He is enrolled in Medicare PECOS and is a graduate of California School Of Podiatric Medicine (2017).

NPPES Registry Identity

NPI1568996452
Entity TypeIndividualMale
Primary Taxonomy213ES0103X
Provider Legal NameMR. TONY JOSEPH ZAHNERCredential: D.P.M.
Location Address500 E REMINGTON DR STE 29Sunnyvale, CA 94087-2612
Mailing Address115 De Normandie WayMartinez, CA 94553-3006 · (925) 323-2914
Phone(408) 203-3821
Fax(408) 738-8831
Sole ProprietorYes
Medical School CMSCalifornia School Of Podiatric MedicineGraduated 2017
Enumeration DateApril 18, 2017
Last NPPES UpdateMarch 23, 20212 updates tracked since enumeration
NPPES CertifiedMarch 23, 2021
✔ NPI 1568996452 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPodiatrist · Foot & Ankle SurgeryPodiatric Medicine & Surgery Service Providers
Taxonomy Code213ES0103X
License✔ Licensed in CA · E5666
Also ListedPodiatristTaxonomy 213E00000X · License E5666 (CA)
500 E REMINGTON DR STE 29, Sunnyvale, CA 94087
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Tony Joseph Zahner D.p.m. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5496236382
PECOS Enrollment IDI20260227003623
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 Tony Zahner reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Robert Marriott Medical Corp
313 mi
Surgery
222 N PACIFIC COAST HWY STE 2175
El Segundo, CA 90245
  • Reassigned Medicare billing, California enrollment
  • 53 clinicians in this Medicare group
NPI 1083883938 (877) 878-3289

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

Other Providers at the Same Location NPPES 3

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

ACE FOOT AND ANKLE MEDICAL CLINIC
Clinic/Center (Podiatric)
500 E REMINGTON DR STE 29
SUNNYVALE, CA 94087
Santa Clara County (510) 508-8653
FLOWMD WELLNESS CENTER PC
Clinic/Center (Health Service)
500 E REMINGTON DR STE 29
SUNNYVALE, CA 94087
Santa Clara County (408) 431-0635
ACE FOOT AND ANKLE MEDICAL CLINIC
Clinic/Center (Podiatric)
500 E REMINGTON DR STE 29
SUNNYVALE, CA 94087
Santa Clara County (408) 203-3821

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 Tony Zahner's NPI number?

The NPI number for Tony Zahner is 1568996452. It was assigned to this individual provider in the NPPES registry on April 18, 2017.

Where is Tony Zahner located?

Tony Zahner practices at 500 E Remington Dr Ste 29, Sunnyvale, CA 94087. The listed phone number is (408) 203-3821.

What is Tony Zahner's specialty?

The primary specialty registered for this NPI is Podiatrist, specializing in Foot & Ankle Surgery, with taxonomy code 213ES0103X.

Is Tony Zahner enrolled in Medicare?

Yes. Tony Zahner is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Tony Zahner's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tony Zahner reassigns Medicare benefits to Robert Marriott Medical Corp (El Segundo, 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 Tony Zahner'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 Tony Zahner was last updated on March 23, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.