DR. WILLIAM D. PETTY DDS, MS
NPI 1861558744
Dentist - Orthodontics and Dentofacial Orthopedics in Oak Lawn, IL
About Dr. William D. Petty Dds, Ms NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM D. PETTY DDS, MS (NPI 1861558744) is an individual orthodontics and dentofacial orthopedics provider in Oak Lawn, Illinois, licensed in Illinois (019-A14386) and active in the NPI registry since December 2006. He has opted out of Medicare through October 17, 2026 and remains eligible to order and refer.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Opted out of Medicare
Dr. William D. Petty Dds, Ms has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 17, 2014 through October 17, 2026.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60462 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Petty's NPI number?
The NPI number for William Petty is 1861558744. It was assigned to this individual provider in the NPPES registry on December 28, 2006.
Where is William Petty located?
William Petty practices at 4233 W 95th St 2nd Floor, Oak Lawn, IL 60462. The listed phone number is (708) 636-2900.
What is William Petty's specialty?
The primary specialty registered for this NPI is Dentist, specializing in Orthodontics and Dentofacial Orthopedics, with taxonomy code 1223X0400X.
Is William Petty enrolled in Medicare?
No. William Petty has opted out of Medicare through October 17, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.
What insurance does William Petty accept?
Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas list William Petty 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 Petty 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.