NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Mrs. Maria Margaret Dobbertien, MSOTRL, LMT

Pediatric Occupational Therapist in Battle Creek, MI · enumerated 2014 · practices at Functional Kids Therapy Center LLC.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1093103020

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Registry record

Entity type Individual (Type 1)
Name Mrs. Maria Margaret Dobbertien
Credential MSOTRL, LMT
Sex Female
Practice address Battle Creek, MI, 49015
Enumeration date Dec 29, 2014
Last updated in NPPES Apr 9, 2024

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

225X00000X Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 5201008308 (MI) Secondary
225XF0002X Feeding, Eating & Swallowing Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 5201008308 (MI) Secondary
225XP0019X Physical Rehabilitation Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 5201008308 (MI) Secondary
225XP0200X Pediatric Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers Secondary
235Z00000X Speech-Language Pathologist Speech, Language and Hearing Service Providers Secondary
225XN1300X Neurorehabilitation Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 5201008308 (MI) Secondary
2251P0200X Pediatric Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers Secondary
225XP0200X Pediatric Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 5201008308 (MI) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What specialty is Maria Dobbertien?
Maria Dobbertien is registered in NPPES with the primary taxonomy of Pediatric Occupational Therapist. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-04-09.