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

Dr. William Anthony De las Navas, MD

Individual provider Internal Medicine Physician · NPI 1447699343

Dr. William Anthony De las Navas, MD is an Internal Medicine in Grand Rapids, Michigan. Graduated from Michigan State University College of Human Medicine in 2012, 14 years ago. Practices with Spectrum Health Primary Care Partners, a 2,303-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
14
Trained at
Michigan State University College of Human Medicine
Licensed in
MI
In the registry since
2013
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

100 Michigan St NE
Grand Rapids, MI 49503-2560
Phone: (616) 391-3139
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 4301102586 (MI)

Record details

NPI number1447699343
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 24, 2013
Last updated in NPPESFebruary 25, 2021
Certification dateFebruary 25, 2021
Mailing address100 Michigan St Ne # Mc845, Grand Rapids, MI 49503-2560

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF HUMAN MEDICINE
Graduated 2012 (14 years in practice)
Group practice Spectrum Health Primary Care Partners — 2303 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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