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DR. JAMES P CHIAVARAS D.O.
NPI 1972576783
Emergency Medicine in Grand Rapids, MI

Active since February 10, 2006PECOS Enrolled
5900 BYRON CENTER SW, METRO HEALTH HOSPITAL, GRAND RAPIDS, MI 49519(616) 252-7123 Get Directions Write a Review

NPPES record last updated: August 31, 2009. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. James P Chiavaras D.o. NPPES

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

DR. JAMES P CHIAVARAS D.O. (NPI 1972576783) is an individual emergency medicine provider in Grand Rapids, Michigan, licensed in Michigan (JC012452) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1972576783
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. JAMES P CHIAVARASCredential: D.O.
Location Address5900 BYRON CENTER SW, METRO HEALTH HOSPITALGrand Rapids, MI 49519
Mailing AddressPo Box 2184Grand Rapids, MI 49501-2184 · (616) 363-7867 · Fax (616) 363-9432
Phone(616) 252-7123
Sole ProprietorNo
Enumeration DateFebruary 10, 2006
Last NPPES UpdateAugust 31, 2009
✔ NPI 1972576783 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 · JC012452
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.
5900 BYRON CENTER SW, Grand Rapids, MI 49519
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Other Identifiers 2

Medicaid3396100MI
Medicare UPING00198MI

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. James P Chiavaras D.o. 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.

Medicare Billing Reassignment

Medicare enrollment records show James Chiavaras reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Metropolitan Hospital
Same address
Internal Medicine
5900 BYRON CENTER AVE SW
Wyoming, MI 49519
  • Reassigned Medicare billing, Michigan enrollment
  • 685 clinicians in this Medicare group
NPI 1811937519 (616) 252-7200

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49519 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 3

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

DR. JOHN S BRADLEY D.O.
Emergency Medicine
5900 BYRON CENTER SW, METRO HEALTH HOSPITAL
WYOMING, MI 49519
Kent County (616) 363-7123
DR. ADAM PASSENO D.O.
Emergency Medicine
5900 BYRON CENTER SW, METRO HEALTH HOSPITAL
WYOMING, MI 49519
Kent County (616) 252-7123
DR. DAVID DOUGLAS BERG D.O.
Emergency Medicine
5900 BYRON CENTER SW, METRO HEALTH HOSPITAL
WYOMING, MI 49519
Kent County (616) 252-7123

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 James Chiavaras's NPI number?

The NPI number for James Chiavaras is 1972576783. It was assigned to this individual provider in the NPPES registry on February 10, 2006.

Where is James Chiavaras located?

James Chiavaras practices at 5900 Byron Center SW Metro Health Hospital, Grand Rapids, MI 49519. The listed phone number is (616) 252-7123.

What is James Chiavaras's specialty?

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

Is James Chiavaras enrolled in Medicare?

Yes. James Chiavaras is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for James Chiavaras's services?

According to the CMS Revalidation Reassignment List (October 2026 release), James Chiavaras reassigns Medicare benefits to Metropolitan Hospital (Wyoming, MI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for James Chiavaras's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for James Chiavaras was last updated on August 31, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years 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.