DR. WILLIAM KREIFELS DDS
NPI 1962865022
Dentist - General Practice in Orland Park, IL
About Dr. William Kreifels Dds NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM KREIFELS DDS (NPI 1962865022) is an individual general practice provider in Orland Park, Illinois, licensed in Illinois (019031369) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS and maintains a secondary practice location in Nebraska City.
NPPES Registry Identity
Specialties & Licenses 2
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 (PECOS)
Dr. William Kreifels Dds is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show William Kreifels reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Ellenville, NY 12428
- Reassigned Medicare billing, New York enrollment
- 347 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60467 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 4
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 William Kreifels's NPI number?
The NPI number for William Kreifels is 1962865022. It was assigned to this individual provider in the NPPES registry on April 5, 2016.
Where is William Kreifels located?
William Kreifels practices at 15894 S La Grange Rd, Orland Park, IL 60467. The listed phone number is (773) 242-6401.
What is William Kreifels's specialty?
The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.
Is William Kreifels enrolled in Medicare?
Yes. William Kreifels is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for William Kreifels's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Kreifels reassigns Medicare benefits to The Institute For Family Health (Ellenville, NY). The 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 William Kreifels's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Kreifels accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Humana and 1 other insurer list William Kreifels 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.
When was this NPI record last updated?
The NPPES record for William Kreifels was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. William Kreifels, DDS · NPI 1962865022
General Practice provider in Orland Park, Illinois. Individual provider, active in the CMS NPPES registry since April 5, 2016.
## Identity
- **NPI:** 1962865022 (Entity type: Individual)
- **Enumerated:** April 5, 2016
- **Primary specialty:** Dentist - General Practice · taxonomy 1223G0001X
- **State license:** 019031369 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 15894 S LA GRANGE RD, Orland Park, IL 60467-5563
- **Phone:** (773) 242-6401
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** The Institute For Family Health (NPI 1699048751, Ellenville, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 21, 2022
---
Source: [NPI Profile](https://npiprofile.com/npi/1962865022) · Data from the CMS NPPES public registry.