MRS. DIANA LYNN LANGDON OTR
NPI 1043562978
Occupational Therapist in Caledonia, MI

Active since October 02, 2012
9071 GLENGARRY CT SE, CALEDONIA, MI 49316(616) 891-5986 Get Directions Write a Review

NPPES record last updated: October 2, 2012. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mrs. Diana Lynn Langdon Otr NPPES

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

MRS. DIANA LYNN LANGDON OTR (NPI 1043562978) is an individual occupational therapist in Caledonia, Michigan, licensed in Michigan (5201004588) and active in the NPI registry since October 2012.

NPPES Registry Identity

NPI1043562978
Entity TypeIndividualFemale
Primary Taxonomy225X00000X
Provider Legal NameMRS. DIANA LYNN LANGDONCredential: OTR
Location Address9071 GLENGARRY CT SECaledonia, MI 49316-8249
Mailing Address9071 Glengarry Ct SeCaledonia, MI 49316-8249 · (616) 891-5986
Sole ProprietorYes
Enumeration DateOctober 2, 2012
✔ NPI 1043562978 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 MI · 5201004588
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.
9071 GLENGARRY CT SE, Caledonia, MI 49316

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Diana Lynn Langdon Otr is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

Medicare enrollment records show Diana Langdon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Occupational Therapist
1232 GRISWOLD ST SE
Grand Rapids, MI 49507
  • Reassigned Medicare billing, Michigan enrollment
  • 5 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.

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 Diana Langdon's NPI number?

The NPI number for Diana Langdon is 1043562978. It was assigned to this individual provider in the NPPES registry on October 2, 2012.

Where is Diana Langdon located?

Diana Langdon practices at 9071 Glengarry Ct SE, Caledonia, MI 49316. The listed phone number is (616) 891-5986.

What is Diana Langdon's specialty?

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

Is Diana Langdon enrolled in Medicare?

Yes. Diana Langdon is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Diana Langdon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Langdon reassigns Medicare benefits to Home Connection Therapy LLC (Grand Rapids, MI). 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 Diana Langdon'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 Diana Langdon was last updated on October 2, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.