CATHARINE ROOS MD
NPI 1982867883
Obstetrics & Gynecology in Saint Joseph, MI
About Catharine Roos Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CATHARINE ROOS MD (NPI 1982867883) is an individual obstetrics & gynecology provider in Saint Joseph, Michigan, licensed in Michigan (4301505323) and active in the NPI registry since July 2008. She is enrolled in Medicare PECOS, is affiliated with Lakeland Hospital, St Joseph, and is a graduate of Loma Linda University School Of Medicine (2008).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Catharine Roos 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 Reassignments
2Medicare enrollment records show Catharine Roos reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Joseph, MI 49085
- Reassigned Medicare billing, Michigan enrollment
- 724 clinicians in this Medicare group
Benton Harbor, MI 49022
- Reassigned Medicare billing, Michigan enrollment
- 101 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Lakeland Hospital, St Joseph
Acute Care Hospitals · St Joseph, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49085 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAINT JOSEPH, MI 49085
SAINT JOSEPH, MI 49085
SAINT JOSEPH, MI 49085
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 Catharine Roos's NPI number?
The NPI number for Catharine Roos is 1982867883. It was assigned to this individual provider in the NPPES registry on July 10, 2008.
Where is Catharine Roos located?
Catharine Roos practices at 3950 Hollywood Rd Ste 100, Saint Joseph, MI 49085. The listed phone number is (269) 429-8010.
What is Catharine Roos's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Catharine Roos enrolled in Medicare?
Yes. Catharine Roos 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 organizations bill Medicare for Catharine Roos's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Catharine Roos reassigns Medicare benefits to 2 organizations: Lakeland Medical Practices (Saint Joseph, MI) and Intercare Community Health Network (Benton Harbor, MI). Each 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 Catharine Roos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Catharine Roos 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 2 other insurers list Catharine Roos 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 Catharine Roos affiliated with any hospitals?
According to CMS data, Catharine Roos is affiliated with Lakeland Hospital, St Joseph.
When was this NPI record last updated?
The NPPES record for Catharine Roos was last updated on August 16, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Catharine Roos, MD · NPI 1982867883
Obstetrics & Gynecology physician in Saint Joseph, Michigan. Individual provider, active in the CMS NPPES registry since July 10, 2008.
## Identity
- **NPI:** 1982867883 (Entity type: Individual)
- **Enumerated:** July 10, 2008
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 4301505323 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 3950 HOLLYWOOD RD STE 100, Saint Joseph, MI 49085-9151
- **Phone:** (269) 429-8010 · **Fax:** (269) 408-0986
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Lakeland Medical Practices (NPI 1538397120, Saint Joseph, MI); Intercare Community Health Network (NPI 1902235328, Benton Harbor, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Loma Linda University School Of Medicine, class of 2008
## Record status
- **NPPES last updated:** August 16, 2021
- **Other identifiers:** Medicaid 81238771 (CO)
---
Source: [NPI Profile](https://npiprofile.com/npi/1982867883) · Data from the CMS NPPES public registry.