STEPHEN TREADWELL DO
NPI 1447299920
Family Medicine in Healdton, OK
About Stephen Treadwell Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHEN TREADWELL DO (NPI 1447299920) is an individual family medicine provider in Healdton, Oklahoma, licensed in Oklahoma (2907) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, holds a CLIA Microscopy certificate valid through November 26, 2027, and is affiliated with Mercy Hospital Ardmore, Inc.
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
Enrolled in Medicare and accepts Medicare assignment
Stephen Treadwell Do 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 for Provider-Performed Microscopy Procedures (PPMP) 37D0713443
Stephen Treadwell, Do · Healdton, OKAreas of Expertise CMS Part B claims 12
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital Ardmore, Inc
Acute Care Hospitals · Ardmore, OKSummit Medical Center, LLC
Acute Care Hospitals · Edmond, OKMercy Hospital Healdton, Inc.
Critical Access Hospitals · Healdton, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73438 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.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 16
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 Stephen Treadwell's NPI number?
The NPI number for Stephen Treadwell is 1447299920. It was assigned to this individual provider in the NPPES registry on June 6, 2006.
Where is Stephen Treadwell located?
Stephen Treadwell practices at 626 3rd St, Healdton, OK 73438. The listed phone number is (580) 220-9140.
What is Stephen Treadwell's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Stephen Treadwell enrolled in Medicare?
Yes. Stephen Treadwell 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 Stephen Treadwell hold a CLIA laboratory certificate?
Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 37D0713443) is associated with this NPI, valid through November 26, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does Stephen Treadwell accept?
Health plans from Blue Cross and Blue Shield of Oklahoma, CommunityCare and Mending Health list Stephen Treadwell 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 Stephen Treadwell affiliated with any hospitals?
According to CMS data, Stephen Treadwell is affiliated with Mercy Hospital Ardmore, Inc, Summit Medical Center, LLC and Mercy Hospital Healdton, Inc..
When was this NPI record last updated?
The NPPES record for Stephen Treadwell was last updated on July 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 days 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.