CARMEN A ALCALA M.D.
NPI 1639583560
Emergency Medicine in Chicago, IL
About Carmen A Alcala M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CARMEN A ALCALA M.D. (NPI 1639583560) is an individual emergency medicine provider in Chicago, Illinois, licensed in Illinois (036145987) and active in the NPI registry since June 2014. She is enrolled in Medicare PECOS, is affiliated with Sullivan County Community Hospital, and maintains a secondary practice location in Marshfield.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Carmen A Alcala 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
25Medicare enrollment records show Carmen Alcala reassigns Medicare billing to 25 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Pleasant Prairie, WI 53158
- Reassigned Medicare billing, Wisconsin enrollment
- 104 clinicians in this Medicare group
Belvidere, IL 61008
- Reassigned Medicare billing, Illinois enrollment
- 90 clinicians in this Medicare group
Rockford, IL 61114
- Reassigned Medicare billing, Illinois enrollment
- 1,375 clinicians in this Medicare group
Rockford, IL 61104
- Reassigned Medicare billing, Illinois enrollment
- 106 clinicians in this Medicare group
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- 3,983 clinicians in this Medicare group
Beloit, WI 53511
- Reassigned Medicare billing, Wisconsin enrollment
- 110 clinicians in this Medicare group
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Emergency Medicine Specialists Sc
- 244 clinicians in this Medicare group
Janesville, WI 53548
- Reassigned Medicare billing, Illinois enrollment
- 671 clinicians in this Medicare group
Menomonee Falls, WI 53051
- Reassigned Medicare billing, Wisconsin enrollment
- 2,294 clinicians in this Medicare group
Lagrange, IN 46761
- Reassigned Medicare billing, Indiana enrollment
- 93 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 4
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Sullivan County Community Hospital
Critical Access Hospitals · Sullivan, INUniversity Medical Center-Mesabi/ Mesaba Clinics
Acute Care Hospitals · Hibbing, MNGrand Itasca Clinic And Hospital
Acute Care Hospitals · Grand Rapids, MNMarshfield Medical Center - Rice Lake
Acute Care Hospitals · Rice Lake, WIMarshfield Medical Center - Weston
Acute Care Hospitals · Weston, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60612 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 60612
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 Carmen Alcala's NPI number?
The NPI number for Carmen Alcala is 1639583560. It was assigned to this individual provider in the NPPES registry on June 18, 2014.
Where is Carmen Alcala located?
Carmen Alcala practices at 1969 W Ogden Ave, Chicago, IL 60612. The listed phone number is (312) 864-6000.
What is Carmen Alcala's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Carmen Alcala enrolled in Medicare?
Yes. Carmen Alcala 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 Carmen Alcala's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Carmen Alcala reassigns Medicare benefits to 25 organizations: Vituity-Wisconsin Em Sc (Pleasant Prairie, WI), Belvidere Emergency Physicians, LLC (Belvidere, IL), Rockford Health Physicians (Rockford, IL), Rockford Emergency Physicians, LLC (Rockford, IL), The Medical College Of Wisconsin, Inc. (Milwaukee, WI) and 20 more organizations, listed in the Medicare section above. 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 Carmen Alcala's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Carmen Alcala accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross Blue Shield of Arizona, Group Health Cooperative-SCW and Sanford Health Plan list Carmen Alcala 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 Carmen Alcala affiliated with any hospitals?
According to CMS data, Carmen Alcala is affiliated with Sullivan County Community Hospital, University Medical Center-Mesabi/ Mesaba Clinics, Grand Itasca Clinic And Hospital, Marshfield Medical Center - Rice Lake and Marshfield Medical Center - Weston.
When was this NPI record last updated?
The NPPES record for Carmen Alcala was last updated on March 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Carmen A Alcala, M.D. · NPI 1639583560
Emergency Medicine physician in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since June 18, 2014.
## Identity
- **NPI:** 1639583560 (Entity type: Individual)
- **Enumerated:** June 18, 2014
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 036145987 (Illinois)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1969 W OGDEN AVE, Chicago, IL 60612
- **Phone:** (312) 864-6000
## 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:** 25 organizations under Medicare reassignment (form CMS-855R): Vituity-Wisconsin Em Sc (NPI 1326730664, Pleasant Prairie, WI); Belvidere Emergency Physicians, LLC (NPI 1306543319, Belvidere, IL); Rockford Health Physicians (NPI 1043242886, Rockford, IL); Rockford Emergency Physicians, LLC (NPI 1639876634, Rockford, IL); The Medical College Of Wisconsin, Inc. (NPI 1699720086, Milwaukee, WI); and 20 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** March 31, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1639583560) · Data from the CMS NPPES public registry.