DR. MICHAEL ANTHONY CROMEANS M.D.
NPI 1316978240
Emergency Medicine in Chicago, IL
About Dr. Michael Anthony Cromeans M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHAEL ANTHONY CROMEANS M.D. (NPI 1316978240) is an individual emergency medicine provider in Chicago, Illinois and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Legacy Good Samaritan Medical Center, and is a graduate of University Of New Mexico School Of Medicine (1996).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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. Michael Anthony Cromeans M.d. 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 Michael Cromeans reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Vancouver, WA 98686
- Reassigned Medicare billing, Washington and Oregon enrollments
- Also billed through NPI 1215983200 (Oregon)
- 108 clinicians in this Medicare group
Portland, OR 97210
- Reassigned Medicare billing, Oregon enrollment
- 387 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 6
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Legacy Good Samaritan Medical Center
Acute Care Hospitals · Portland, ORPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60657 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.
CHICAGO, IL 60657
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 Michael Cromeans's NPI number?
The NPI number for Michael Cromeans is 1316978240. It was assigned to this individual provider in the NPPES registry on July 6, 2006.
Where is Michael Cromeans located?
Michael Cromeans practices at 836 W Wellington Ave, Chicago, IL 60657. The listed phone number is (773) 296-7054.
What is Michael Cromeans's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Michael Cromeans enrolled in Medicare?
Yes. Michael Cromeans 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 Michael Cromeans's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Cromeans reassigns Medicare benefits to 2 organizations: Northwest Acute Care Specialists PC (Vancouver, WA) and Legacy Good Samaritan Hospital And Medical Center (Portland, OR). 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 Michael Cromeans's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Michael Cromeans affiliated with any hospitals?
According to CMS data, Michael Cromeans is affiliated with Legacy Good Samaritan Medical Center.
When was this NPI record last updated?
The NPPES record for Michael Cromeans was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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. Michael Anthony Cromeans, M.D. · NPI 1316978240
Emergency Medicine physician in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since July 6, 2006.
## Identity
- **NPI:** 1316978240 (Entity type: Individual)
- **Enumerated:** July 6, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **Sole proprietor:** Yes
## Practice location
- **Address:** 836 W WELLINGTON AVE, Chicago, IL 60657-5147
- **Phone:** (773) 296-7054
## 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): Northwest Acute Care Specialists PC (NPI 1487811048, Vancouver, WA); Legacy Good Samaritan Hospital And Medical Center (NPI 1780608216, Portland, OR) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of New Mexico School Of Medicine, class of 1996
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare UPIN H30244 (IL); Medicare ID-Type Unspecified L83802 (IL)
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Source: [NPI Profile](https://npiprofile.com/npi/1316978240) · Data from the CMS NPPES public registry.