DR. JAMES O ALEXANDER MD
NPI 1114094851
Family Medicine in Marion, IL
About Dr. James O Alexander Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAMES O ALEXANDER MD (NPI 1114094851) is an individual family medicine provider in Marion, Illinois, licensed in Illinois (036081824) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Herrin Hospital, and is a graduate of Other (1988).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
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 O Alexander 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
4Medicare enrollment records show James Alexander reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Marion, IL 62959
- Reassigned Medicare billing, Illinois enrollment
Harrisburg, IL 62946
- Reassigned Medicare billing, Illinois enrollment
- 169 clinicians in this Medicare group
Du Quoin, IL 62832
- Reassigned Medicare billing, Illinois enrollment
- 47 clinicians in this Medicare group
- Reassigned Medicare billing, Illinois enrollment
- 208 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 21
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.
Herrin Hospital
Acute Care Hospitals · Herrin, ILHeartland Regional Medical Center
Acute Care Hospitals · Marion, ILNorthwestern Medicine Central Dupage Hospital
Acute Care Hospitals · Winfield, ILMassac Memorial Hospital
Critical Access Hospitals · Metropolis, ILMarshall Browning Hospital
Critical Access Hospitals · Du Quoin, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 62959 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 15
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Alexander's NPI number?
The NPI number for James Alexander is 1114094851. It was assigned to this individual provider in the NPPES registry on November 29, 2006.
Where is James Alexander located?
James Alexander practices at 1009 W Main St, Marion, IL 62959. The listed phone number is (618) 992-3272.
What is James Alexander's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is James Alexander enrolled in Medicare?
Yes. James Alexander 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 Alexander's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Alexander reassigns Medicare benefits to 4 organizations: Alexander Family Practice LLC (Marion, IL), Statera Health Care, LLC (Harrisburg, IL), Marshall Browning Hospital Association (Du Quoin, IL) and Integritas Emergency Physician Services LLC (IL). 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 Alexander's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is James Alexander affiliated with any hospitals?
According to CMS data, James Alexander is affiliated with Herrin Hospital, Heartland Regional Medical Center, Northwestern Medicine Central Dupage Hospital, Massac Memorial Hospital and Marshall Browning Hospital.
When was this NPI record last updated?
The NPPES record for James Alexander was last updated on February 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.