DR. JAMES F ROSENBAUM MD
NPI 1225003148
Anesthesiology in Kalamazoo, MI
About Dr. James F Rosenbaum Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAMES F ROSENBAUM MD (NPI 1225003148) is an individual anesthesiology provider in Kalamazoo, Michigan, licensed in Michigan (4301057901) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Spectrum Health, and is a graduate of Other (1991).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Dr. James F Rosenbaum 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
5Medicare enrollment records show James Rosenbaum reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Grand Rapids, MI 49548
- Reassigned Medicare billing, Michigan enrollment
- 2,446 clinicians in this Medicare group
Mc Bain, MI 49657
- Reassigned Medicare billing, Michigan enrollment
- 168 clinicians in this Medicare group
Traverse City, MI 49684
- Reassigned Medicare billing, Michigan enrollment
- 23 clinicians in this Medicare group
Harrisburg, PA 17101
- Reassigned Medicare billing, Pennsylvania enrollment
- 394 clinicians in this Medicare group
Fort Collins, CO 80525
- Reassigned Medicare billing, Colorado enrollment
- 250 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.
Areas of Expertise CMS Part B claims 10
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Spectrum Health
Acute Care Hospitals · Grand Rapids, MIUpmc Memorial
Acute Care Hospitals · York, PAOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
KALAMAZOO, MI 49008
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 Rosenbaum's NPI number?
The NPI number for James Rosenbaum is 1225003148. It was assigned to this individual provider in the NPPES registry on February 22, 2006.
Where is James Rosenbaum located?
James Rosenbaum practices at 900 Peeler St, Kalamazoo, MI 49008. The listed phone number is (269) 345-8618.
What is James Rosenbaum's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is James Rosenbaum enrolled in Medicare?
Yes. James Rosenbaum 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 James Rosenbaum's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Rosenbaum reassigns Medicare benefits to 5 organizations: Spectrum Health Primary Care Partners (Grand Rapids, MI), Munson Healthcare Otsego Memorial Hospital (Mc Bain, MI), Apollo Medical Group Of Traverse City PLLC (Traverse City, MI), Upmc Pinnacle Anesthesia Services, LLC (Harrisburg, PA) and Northern Colorado Anesthesia Professionals PLLC (Fort Collins, CO). 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 James Rosenbaum's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Rosenbaum accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Oscar Insurance Company and Priority Health list James Rosenbaum 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 James Rosenbaum affiliated with any hospitals?
According to CMS data, James Rosenbaum is affiliated with Spectrum Health and Upmc Memorial.
When was this NPI record last updated?
The NPPES record for James Rosenbaum was last updated on May 9, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Dr. James F Rosenbaum, MD · NPI 1225003148
Anesthesiology physician in Kalamazoo, Michigan. Individual provider, active in the CMS NPPES registry since February 22, 2006.
## Identity
- **NPI:** 1225003148 (Entity type: Individual)
- **Enumerated:** February 22, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 4301057901 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 900 PEELER ST, Kalamazoo, MI 49008-2300
- **Phone:** (269) 345-8618
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Spectrum Health Primary Care Partners (NPI 1821422007, Grand Rapids, MI); Munson Healthcare Otsego Memorial Hospital (NPI 1043778194, Mc Bain, MI); Apollo Medical Group Of Traverse City PLLC (NPI 1467093153, Traverse City, MI); Upmc Pinnacle Anesthesia Services, LLC (NPI 1730693979, Harrisburg, PA); Northern Colorado Anesthesia Professionals PLLC (NPI 1851389613, Fort Collins, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1991
## Record status
- **NPPES last updated:** May 9, 2016
- **Other identifiers:** Medicaid 3484202 (MI); Medicaid 4858094 (MI); Medicare UPIN G25355 (MI)
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Source: [NPI Profile](https://npiprofile.com/npi/1225003148) · Data from the CMS NPPES public registry.