JOHN DEFOREST D.O.
NPI 1003842964
Family Medicine in Beecher, IL
About John Deforest D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN DEFOREST D.O. (NPI 1003842964) is an individual family medicine provider in Beecher, Illinois, licensed in Illinois (336051704) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through August 24, 2026, and is affiliated with Franciscan Health Olympia & Chicago Heights.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
John Deforest D.o. 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.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 14D0863152
Dr John De Forest Do · Beecher, ILAreas of Expertise CMS Part B claims 17
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.
Franciscan Health Olympia & Chicago Heights
Acute Care Hospitals · Olympia Fields, ILRiverside Medical Center
Acute Care Hospitals · Kankakee, ILNorthwestern Medicine Central Dupage Hospital
Acute Care Hospitals · Winfield, ILFranciscan Health Dyer
Acute Care Hospitals · Dyer, INFranciscan Health Crown Point
Acute Care Hospitals · Crown Point, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60401 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 11
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.
BEECHER, IL 60401
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 John Deforest's NPI number?
The NPI number for John Deforest is 1003842964. It was assigned to this individual provider in the NPPES registry on June 23, 2006.
Where is John Deforest located?
John Deforest practices at 715 S Dixie Hwy, Beecher, IL 60401. The listed phone number is (708) 946-9330.
What is John Deforest's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is John Deforest enrolled in Medicare?
Yes. John Deforest 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.
Does John Deforest hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 14D0863152) is associated with this NPI, valid through August 24, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
Is John Deforest affiliated with any hospitals?
According to CMS data, John Deforest is affiliated with Franciscan Health Olympia & Chicago Heights, Riverside Medical Center, Northwestern Medicine Central Dupage Hospital, Franciscan Health Dyer and Franciscan Health Crown Point.
When was this NPI record last updated?
The NPPES record for John Deforest was last updated on August 14, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.