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JOSHUA MARK KUPERUS
NPI 1235923921
Internal Medicine in Grand Rapids, MI

Active since April 07, 2025PECOS Enrolled
25 MICHIGAN ST NE STE 2100, GRAND RAPIDS, MI 49503(616) 391-3777 Get Directions Write a Review

NPPES record last updated: June 19, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 19, 2025, Apr 7, 2025 (2 updates tracked since 2025).

About Joshua Mark Kuperus NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOSHUA MARK KUPERUS (NPI 1235923921) is an individual internal medicine provider in Grand Rapids, Michigan, licensed in Michigan (4351054560) and active in the NPI registry since April 2025. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1235923921
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameJOSHUA MARK KUPERUS
Location Address25 MICHIGAN ST NE STE 2100Grand Rapids, MI 49503-2526
Mailing Address25 Michigan St Ne Ste 2100Grand Rapids, MI 49503-2526 · (616) 391-3777
Phone(616) 391-3777
Sole ProprietorNo
Enumeration DateApril 7, 2025
Last NPPES UpdateJune 19, 20252 updates tracked since enumeration
NPPES CertifiedJune 19, 2025
✔ NPI 1235923921 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MI · 4351054560
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
25 MICHIGAN ST NE STE 2100, Grand Rapids, MI 49503
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Joshua Mark Kuperus is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49503 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$126.15 typical visit price
range $54.34 – $166.68
Typical copayment $31.53 (range $13.58 – $41.67)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SHELBY ELEANOR KELSH PHARMD
Pharmacist (Ambulatory Care)
25 MICHIGAN ST NE STE 2100
GRAND RAPIDS, MI 49503
Kent County (616) 391-3777
CALEB THIEL M.D.
Internal Medicine
25 MICHIGAN ST NE STE 2100
GRAND RAPIDS, MI 49503
Kent County (616) 391-3777
VINCENT B CRUZ M.D.
Medical Genetics (Clinical Genetics (M.D.))
25 MICHIGAN ST NE STE 2100
GRAND RAPIDS, MI 49503
Kent County (616) 391-2700
SALAR ALAM MD
Internal Medicine
25 MICHIGAN ST NE STE 2100
GRAND RAPIDS, MI 49503
Kent County (616) 391-3777
DR. RACHEL MACAK MD
Pediatrics
25 MICHIGAN ST NE STE 2100
GRAND RAPIDS, MI 49503
Kent County (616) 391-8842
KIRSTEN ROSEMARIE WILHELM MD
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
25 MICHIGAN ST NE STE 2100
GRAND RAPIDS, MI 49503
Kent County (616) 267-2500
JACOB JOHN BAKER MD, PHD
Internal Medicine
25 MICHIGAN ST NE STE 2100
GRAND RAPIDS, MI 49503
Kent County (616) 391-3777
ANTONIA BIH FOMUNYAM NYONGABSEN
Internal Medicine
25 MICHIGAN ST NE STE 2100
GRAND RAPIDS, MI 49503
Kent County (616) 391-3777

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Joshua Kuperus's NPI number?

The NPI number for Joshua Kuperus is 1235923921. It was assigned to this individual provider in the NPPES registry on April 7, 2025.

Where is Joshua Kuperus located?

Joshua Kuperus practices at 25 Michigan St NE Ste 2100, Grand Rapids, MI 49503. The listed phone number is (616) 391-3777.

What is Joshua Kuperus's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Joshua Kuperus enrolled in Medicare?

Yes. Joshua Kuperus is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Joshua Kuperus was last updated on June 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.