JOHN WILLIAMS
NPI 1023637964
Hospitalist in Jamaica, NY
About John Williams NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN WILLIAMS (NPI 1023637964) is an individual hospitalist provider in Jamaica, New York, licensed in New York (326752) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS, is affiliated with Wynn Hospital, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses 2
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 Williams 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 8
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Wynn Hospital
Acute Care Hospitals · Utica, NYPeconic Bay Medical Center
Acute Care Hospitals · Riverhead, NYRome Memorial Hospital, Inc
Acute Care Hospitals · Rome, NYSuny/Stony Brook University Hospital
Acute Care Hospitals · Stony Brook, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11432 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
JAMAICA, NY 11432
JAMAICA, NY 11432
JAMAICA, NY 11432
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 Williams's NPI number?
The NPI number for John Williams is 1023637964. It was assigned to this individual provider in the NPPES registry on April 10, 2020.
Where is John Williams located?
John Williams practices at 8268 164th St, Jamaica, NY 11432. The listed phone number is (347) 500-9487.
What is John Williams's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is John Williams enrolled in Medicare?
Yes. John Williams 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 Williams accept?
Health plans from Arkansas Blue Cross and Blue Shield, Health Advantage and Octave list John Williams 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 John Williams affiliated with any hospitals?
According to CMS data, John Williams is affiliated with Wynn Hospital, Peconic Bay Medical Center, Rome Memorial Hospital, Inc and Suny/Stony Brook University Hospital.
When was this NPI record last updated?
The NPPES record for John Williams was last updated on May 26, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.
