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ANTHONY DAVID CZARNIAK
NPI 1730893264
Nurse Practitioner - Family in Flint, MI

Active since January 10, 2023PECOS Enrolled
509 HARRISON ST, FLINT, MI 48503(810) 766-6860 Get Directions Write a Review

NPPES record last updated: January 4, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 4, 2024, Jan 10, 2023 (2 updates tracked since 2023).

About Anthony David Czarniak NPPES

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

ANTHONY DAVID CZARNIAK (NPI 1730893264) is an individual family provider in Flint, Michigan, licensed in Michigan (4704363298) and active in the NPI registry since January 2023. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1730893264
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameANTHONY DAVID CZARNIAK
Location Address509 HARRISON STFlint, MI 48503
Mailing Address509 Harrison StFlint, MI 48503
Phone(810) 766-6860
Sole ProprietorYes
Enumeration DateJanuary 10, 2023
Last NPPES UpdateJanuary 4, 20242 updates tracked since enumeration
NPPES CertifiedJanuary 4, 2024
✔ NPI 1730893264 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in MI · 4704363298
Also ListedRegistered NurseTaxonomy 163W00000X · License 4704363298 (MI)
509 HARRISON ST, Flint, MI 48503
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, CareSource (Common Ground Healthcare).Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Anthony David Czarniak 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 Anthony Czarniak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Signify Health Medical Associates, PLLC
998 mi
General Practice
4055 VALLEY VIEW LN STE 700
Dallas, TX 75244
  • Reassigned Medicare billing, Michigan enrollment
  • 666 clinicians in this Medicare group
NPI 1750845863 (972) 715-3800

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 48503 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
$84.74 typical visit price
range $54.34 – $166.68
Typical copayment $21.18 (range $13.58 – $41.67)
Most-billed visit code 99203
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
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 3

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

NOAH N WIGGINS FNP-BC
Nurse Practitioner
509 HARRISON ST
FLINT, MI 48503
Genesee County (810) 762-3300
KRISTINA MARIA DIMOVSKI PA-C
Physician Assistant
509 HARRISON ST
FLINT, MI 48503
Genesee County (810) 762-3300
VERONICA RENEE SCHULZ
Registered Nurse (Continuing Education/Staff Development)
509 HARRISON ST
FLINT, MI 48503
Genesee County (734) 328-4313

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 Anthony Czarniak's NPI number?

The NPI number for Anthony Czarniak is 1730893264. It was assigned to this individual provider in the NPPES registry on January 10, 2023.

Where is Anthony Czarniak located?

Anthony Czarniak practices at 509 Harrison St, Flint, MI 48503. The listed phone number is (810) 766-6860.

What is Anthony Czarniak's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Anthony Czarniak enrolled in Medicare?

Yes. Anthony Czarniak is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Anthony Czarniak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Anthony Czarniak reassigns Medicare benefits to Signify Health Medical Associates, PLLC (Dallas, TX). 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 Anthony Czarniak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Anthony Czarniak accept?

Health plans from CareSource and CareSource (Common Ground Healthcare) list Anthony Czarniak as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Anthony Czarniak was last updated on January 4, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.