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TIMOTHY GROSS DC
NPI 1164266458
Chiropractor in Marietta, GA

Active since June 21, 2024
1323 ROSWELL RD, MARIETTA, GA 30062(770) 476-2056(770) 794-3038 Get Directions Write a Review

NPPES record last updated: December 14, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 14, 2025, Jun 24, 2024, Jun 21, 2024 (3 updates tracked since 2024).

About Timothy Gross Dc NPPES

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

TIMOTHY GROSS DC (NPI 1164266458) is an individual chiropractor in Marietta, Georgia, licensed in Georgia (CHIR007666) and active in the NPI registry since June 2024.

NPPES Registry Identity

NPI1164266458
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameTIMOTHY GROSSCredential: DC
Location Address1323 ROSWELL RDMarietta, GA 30062-3667
Mailing Address1651 Milford Creek Overlook SwMarietta, GA 30008-8108
Phone(770) 476-2056
Fax(770) 794-3038
Sole ProprietorYes
Enumeration DateJune 21, 2024
Last NPPES UpdateDecember 14, 20253 updates tracked since enumeration
NPPES CertifiedDecember 14, 2025
✔ NPI 1164266458 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in GA · CHIR007666
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
1323 ROSWELL RD, Marietta, GA 30062
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Timothy Gross Dc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignments

2

Medicare enrollment records show Timothy Gross reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Life University, Inc
Same address
Clinic/Center
1323 ROSWELL ROAD
Marietta, GA 30062
  • Reassigned Medicare billing, Georgia enrollment
  • 19 clinicians in this Medicare group
NPI 1700408887 (770) 426-2946
Whitehall Wellness Center
44 mi
Chiropractor
1011 N 5TH AVE NE
Rome, GA 30165
  • Reassigned Medicare billing, Georgia enrollment
  • Medicare enrollment name: Whitehall Medical Center
  • 4 clinicians in this Medicare group
NPI 1609070788 (706) 234-7000

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

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 Timothy Gross's NPI number?

The NPI number for Timothy Gross is 1164266458. It was assigned to this individual provider in the NPPES registry on June 21, 2024.

Where is Timothy Gross located?

Timothy Gross practices at 1323 Roswell Rd, Marietta, GA 30062. The listed phone number is (770) 476-2056.

What is Timothy Gross's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Timothy Gross enrolled in Medicare?

Yes. Timothy Gross is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Timothy Gross's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Gross reassigns Medicare benefits to 2 organizations: Life University, Inc (Marietta, GA) and Whitehall Wellness Center (Rome, GA). Each 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 Timothy Gross's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Timothy Gross accept?

Health plans from Providence Health Plan list Timothy Gross 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 Timothy Gross was last updated on December 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.