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

Dr. Noah Jeffrey Jentzen, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1508109034

Dr. Noah Jeffrey Jentzen, MD is an Internal Medicine in Grand Rapids, Michigan. Qualified in 2013, 13 years ago. Practices with Spectrum Health Primary Care Partners, a 2,303-clinician group and accepts Medicare assignment. Licensed in Georgia, Michigan and Tennessee.

Years since qualifying
13
Licensed in
GA, MI, TN
In the registry since
2013
Specialties on file
3
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 Ste 8861
Grand Rapids, MI 49503-2560
Phone: (616) 391-6588
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence 4301509355 (MI)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 86559 (GA)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 57403 (TN)

Record details

NPI number1508109034
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 3, 2013
Last updated in NPPESJanuary 25, 2024
Certification dateJanuary 25, 2024

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Spectrum Health Primary Care Partners — 2303 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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