MRS. MARGARETHE MICHELLE NIENABER OTR
NPI 1447373774
Occupational Therapist in Snellville, GA

Active since April 10, 2007
2519 PARKWOOD RD, SNELLVILLE, GA 30039(678) 344-6821(770) 985-8758 Get Directions Write a Review

NPPES record last updated: July 22, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mrs. Margarethe Michelle Nienaber Otr NPPES

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

MRS. MARGARETHE MICHELLE NIENABER OTR (NPI 1447373774) is an individual occupational therapist in Snellville, Georgia, licensed in Georgia (OT003866) and active in the NPI registry since April 2007. She is a graduate of Other (1992).

NPPES Registry Identity

NPI1447373774
Entity TypeIndividualFemale
Primary Taxonomy225X00000X
Provider Legal NameMRS. MARGARETHE MICHELLE NIENABERCredential: OTR
Location Address2519 PARKWOOD RDSnellville, GA 30039-4403
Mailing Address2387 Roseberry LnGrayson, GA 30017-1502 · (770) 982-3465
Fax(770) 985-8758
Sole ProprietorYes
Medical School CMSOtherGraduated 1992
Enumeration DateApril 10, 2007
Last NPPES UpdateJuly 22, 2025
NPPES CertifiedJuly 22, 2025
✔ NPI 1447373774 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOccupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code225X00000X
License✔ Licensed in GA · OT003866
Definition
An occupational therapist is a person who has graduated from an entry-level occupational therapy program accredited by the Accreditation Council for Occupational Therapy Education (ACOTE) or predecessor organizations, or approved by the World Federation of Occupational Therapists (WFOT), or an equivalent international occupational therapy education program; has successfully completed a period of supervised fieldwork experience required by the occupational therapy program; has passed a nationally recognized entry-level examination for occupational therapists, and fulfills state requirements for licensure, certification, or registration. An occupational therapist provides interventions based on evaluation and which emphasize the therapeutic use of everyday life activities (i.e., occupations) with individuals or groups for the purpose of facilitating participation in roles and situations and in home, school, workplace, community and other settings. Occupational therapy services are provided for the purpose of promoting health and wellness and are provided to those who have or are at risk for developing an illness, injury, disease, disorder, condition, impairment, disability, activity limitation, or participation restriction. Occupational therapists address the physical, cognitive, psychosocial, sensory, and other aspects of occupational performance in a variety of contexts to support engagement in everyday life activities that affect health, well-being, and quality of life.
2519 PARKWOOD RD, Snellville, GA 30039

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Margarethe Michelle Nienaber Otr is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6608308796
PECOS Enrollment IDI20241014004231

Medicare Billing Reassignments

2

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

Physical Therapist
1260 HIGHTOWER TRL
Atlanta, GA 30350
  • Reassigned Medicare billing, Georgia enrollment
  • 220 clinicians in this Medicare group
Physical Therapist
3769 KALLIE CIR
Dawsonville, GA 30534
  • Reassigned Medicare billing, Georgia enrollment
  • 82 clinicians in this Medicare group

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 2

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

Chiropractor
2519 PARKWOOD RD
SNELLVILLE, GA 30039
Chiropractor
2519 PARKWOOD RD
SNELLVILLE, GA 30039

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 Margarethe Nienaber's NPI number?

The NPI number for Margarethe Nienaber is 1447373774. It was assigned to this individual provider in the NPPES registry on April 10, 2007.

Where is Margarethe Nienaber located?

Margarethe Nienaber practices at 2519 Parkwood Rd, Snellville, GA 30039. The listed phone number is (678) 344-6821.

What is Margarethe Nienaber's specialty?

The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.

Is Margarethe Nienaber enrolled in Medicare?

Yes. Margarethe Nienaber is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Margarethe Nienaber's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Margarethe Nienaber reassigns Medicare benefits to 2 organizations: Fox Rehabilitation Ga, LLC (Atlanta, GA) and Legacy Healthcare Services, Inc. (Dawsonville, 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 Margarethe Nienaber'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 Margarethe Nienaber was last updated on July 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.