JOHN WINDSOR ESTHER M.D.
NPI 1174056121
Internal Medicine - Hematology & Oncology in Springdale, AR
About John Windsor Esther M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN WINDSOR ESTHER M.D. (NPI 1174056121) is an individual hematology & oncology provider in Springdale, Arkansas, licensed in Arkansas (E16209) and active in the NPI registry since April 2017. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of University Of Arkansas College Of Medicine (2017).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
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
John Windsor Esther M.d. 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.
Areas of Expertise CMS Part B claims 116
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 72762 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.
Other Providers at the Same Location NPPES 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SPRINGDALE, AR 72762
SPRINGDALE, AR 72762
SPRINGDALE, AR 72762
SPRINGDALE, AR 72762
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 Esther's NPI number?
The NPI number for John Esther is 1174056121. It was assigned to this individual provider in the NPPES registry on April 6, 2017.
Where is John Esther located?
John Esther practices at 3901 Parkway Cir Ste 100, Springdale, AR 72762. The listed phone number is (479) 581-7170.
What is John Esther's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is John Esther enrolled in Medicare?
Yes. John Esther 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.
What insurance does John Esther accept?
Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health and Ambetter from Superior HealthPlan and 5 other insurers list John Esther 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 John Esther was last updated on July 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 41 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.