Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Ellison J Timmer, NP

Individual provider Family Nurse Practitioner · NPI 1982976304

Ellison J Timmer, NP is a Nurse Practitioner in Holland, Michigan. Qualified in 2011, 15 years ago. Practices with Cancer and Hematology Centers of Western Mi, PC, a 109-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
15
Licensed in
MI
In the registry since
2012
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

12460 Riley St
Holland, MI 49424-8217
Phone: (616) 399-6500
Fax: (616) 399-1908
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 4704260596 (MI)

Record details

NPI number1982976304
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedFebruary 1, 2012
Last updated in NPPESMarch 13, 2020
Certification dateMarch 13, 2020
Mailing address5800 Foremost Dr Se Ste 300, Grand Rapids, MI 49546-7062

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Cancer And Hematology Centers Of Western Mi, P.C. — 109 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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