JULIETA OSELLA MD
NPI 1598326662
Internal Medicine - Critical Care Medicine in Grand Rapids, MI
About Julieta Osella Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JULIETA OSELLA MD (NPI 1598326662) is an individual critical care medicine provider in Grand Rapids, Michigan, licensed in Michigan (4301506930) and active in the NPI registry since June 2019. She is enrolled in Medicare PECOS, is affiliated with Spectrum Health, and is a graduate of Other (2017).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Julieta Osella Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Julieta Osella reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Grand Rapids, MI 49546
- Reassigned Medicare billing, Michigan enrollment
- 2,446 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Spectrum Health
Acute Care Hospitals · Grand Rapids, MICorewell Health Big Rapids Hospital
Acute Care Hospitals · Big Rapids, MICorewell Health Ludington Hospital
Acute Care Hospitals · Ludington, MICorewell Health Gerber Hospital
Critical Access Hospitals · Fremont, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49546 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
GRAND RAPIDS, MI 49546
GRAND RAPIDS, MI 49546
GRAND RAPIDS, MI 49546
GRAND RAPIDS, MI 49546
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 Julieta Osella's NPI number?
The NPI number for Julieta Osella is 1598326662. It was assigned to this individual provider in the NPPES registry on June 27, 2019.
Where is Julieta Osella located?
Julieta Osella practices at 4100 Lake Dr SE, Grand Rapids, MI 49546. The listed phone number is (616) 267-8244.
What is Julieta Osella's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Julieta Osella enrolled in Medicare?
Yes. Julieta Osella is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Julieta Osella's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Julieta Osella reassigns Medicare benefits to Spectrum Health Primary Care Partners (Grand Rapids, 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 Julieta Osella's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Julieta Osella accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 1 other insurer list Julieta Osella as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Julieta Osella affiliated with any hospitals?
According to CMS data, Julieta Osella is affiliated with Spectrum Health, Corewell Health Big Rapids Hospital, Corewell Health Ludington Hospital and Corewell Health Gerber Hospital.
When was this NPI record last updated?
The NPPES record for Julieta Osella was last updated on August 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Julieta Osella, MD · NPI 1598326662
Critical Care Medicine physician in Grand Rapids, Michigan. Individual provider, active in the CMS NPPES registry since June 27, 2019.
## Identity
- **NPI:** 1598326662 (Entity type: Individual)
- **Enumerated:** June 27, 2019
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** 4301506930 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 4100 LAKE DR SE, Grand Rapids, MI 49546-8292
- **Phone:** (616) 267-8244
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Spectrum Health Primary Care Partners (NPI 1528374683, Grand Rapids, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** August 4, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1598326662) · Data from the CMS NPPES public registry.