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DR. CALISTA KAITLYN PROHASKA DO
NPI 1023812799
Emergency Medicine in Grand Rapids, MI

Active since April 02, 2025PECOS Enrolled
100 MICHIGAN ST NE # MC188, GRAND RAPIDS, MI 49503(616) 391-1680 Get Directions Write a Review

NPPES record last updated: June 25, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 25, 2025, Apr 2, 2025 (2 updates tracked since 2025).

About Dr. Calista Kaitlyn Prohaska Do NPPES

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

DR. CALISTA KAITLYN PROHASKA DO (NPI 1023812799) is an individual emergency medicine provider in Grand Rapids, Michigan, licensed in Michigan (5151017252) and active in the NPI registry since April 2025. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1023812799
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. CALISTA KAITLYN PROHASKACredential: DO
Location Address100 MICHIGAN ST NE # MC188Grand Rapids, MI 49503-2560
Mailing Address100 Michigan St Ne # Mc188Grand Rapids, MI 49503-2560 · (616) 391-1680
Phone(616) 391-1680
Sole ProprietorNo
Enumeration DateApril 2, 2025
Last NPPES UpdateJune 25, 20252 updates tracked since enumeration
NPPES CertifiedJune 25, 2025
✔ NPI 1023812799 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in MI · 5151017252
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
100 MICHIGAN ST NE # MC188, Grand Rapids, MI 49503
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Other Names 1

Former Name (1)Calista Kaitlyn Spears

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Calista Kaitlyn Prohaska Do 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
$84.74 typical visit price
range $54.34 – $166.68
Typical copayment $21.18 (range $13.58 – $41.67)
Most-billed visit code 99203
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 2

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

UGNE ZEKONYTE PHD
Student in an Organized Health Care Education/Training Program
100 MICHIGAN ST NE # MC188
GRAND RAPIDS, MI 49503
Kent County (616) 732-6200
DR. EMILY ANN FRIEDL DO
Pediatrics
100 MICHIGAN ST NE # MC188
GRAND RAPIDS, MI 49503
Kent County (616) 267-0895

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 Calista Prohaska's NPI number?

The NPI number for Calista Prohaska is 1023812799. It was assigned to this individual provider in the NPPES registry on April 2, 2025. The provider is also known as Calista Kaitlyn Spears.

Where is Calista Prohaska located?

Calista Prohaska practices at 100 Michigan St NE # Mc188, Grand Rapids, MI 49503. The listed phone number is (616) 391-1680.

What is Calista Prohaska's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Calista Prohaska enrolled in Medicare?

Yes. Calista Prohaska is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Calista Prohaska was last updated on June 25, 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.