npidata.org Sign in
Products
Provider RadarWatch an area and specialty — weekly alerts on new cliniciansPractice RadarWeekly alerts when new organisations register nearbySpecialtiesEvery NUCC taxonomy, with counts by state and cityStatesProvider counts and breakdowns for all 50 statesPhysician listsMDs and DOs with addresses and phone numbersNP listsNurse practitioners, the fastest-growing groupAPIJSON, delta feed, free tier
Use cases
Healthcare sales prospectingPhysician recruiting and locum staffingMedical device sales territory planningCredentialing and provider verificationHealthcare marketing lists and audience buildingPharmaceutical sales and prescriber targeting
Account
Start freeThree radars and an export a month Sign in Pricing
Explore
Data Labs API
About
About usTermsPrivacyContact us

Search › Michigan › 1041C0700X

Marie Griffioen, LLMSW

NPI 1457290405 · on the registry since 2026 · sole proprietor

Practice

Address
2020 Raybrook St Se Ste 305
Grand Rapids, MI 49546
Phone
(616) 202-4444
Fax
(844) 848-9346
Organisation at this address
Mindmap
Access Ot
Lora K Grabow Llc
Patricia Hickey Msw
Kathryn Warren,Ma Llp
Inferred from a shared address, not stated in the registry.
Clinicians at this address
38

Registry record

Primary taxonomy
1041C0700X
1041C0700X
Licence states on file
MI
From the registry's licence fields, which are often incomplete.
Sex
Female
Record last updated
2026-03-26

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Michigan