ANNA K DIEDRICH OT
NPI 1386202265
Occupational Therapist in South Bend, IN
About Anna K Diedrich Ot NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANNA K DIEDRICH OT (NPI 1386202265) is an individual occupational therapist in South Bend, Indiana and active in the NPI registry since June 2019. She maintains 2 additional practice locations and is a graduate of Other (2017).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Locations 2
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Anna K Diedrich Ot is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Anna Diedrich reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Marion, IN 46952
- Reassigned Medicare billing, Indiana enrollment
- 135 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.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
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 Anna Diedrich's NPI number?
The NPI number for Anna Diedrich is 1386202265. It was assigned to this individual provider in the NPPES registry on June 5, 2019. The provider is also known as Anna Vann.
Where is Anna Diedrich located?
Anna Diedrich practices at 53880 Carmichael Dr, South Bend, IN 46635. The listed phone number is (574) 247-9441.
What is Anna Diedrich's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Anna Diedrich enrolled in Medicare?
Yes. Anna Diedrich is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Anna Diedrich's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Anna Diedrich reassigns Medicare benefits to Central Indiana Orthopedics, LLC (Marion, IN). 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 Anna Diedrich's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Anna Diedrich accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource list Anna Diedrich 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 Anna Diedrich was last updated on December 11, 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.