DR. WILLIAM J KOK MD
NPI 1033252804
Family Medicine in Hollis, OK

Active since February 14, 2007PECOS Enrolled
400 E SYCAMORE ST, HOLLIS, OK 73550(580) 688-2800(580) 688-2193 Get Directions Write a Review

NPPES record last updated: November 30, 2012. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. William J Kok Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM J KOK MD (NPI 1033252804) is an individual family medicine provider in Hollis, Oklahoma, licensed in Oklahoma (14864) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1033252804
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. WILLIAM J KOKCredential: MD
Location Address400 E SYCAMORE STHollis, OK 73550-1436
Mailing Address400 E Sycamore StHollis, OK 73550-1436 · (580) 688-2800 · Fax (580) 688-2193
Fax(580) 688-2193
Sole ProprietorYes
Enumeration DateFebruary 14, 2007
Last NPPES UpdateNovember 30, 2012
NPI 1033252804 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in OK · 14864
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
400 E SYCAMORE ST, Hollis, OK 73550

Other Identifiers 1

Medicare UPINE28924OK

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. William J Kok Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 73550 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$82.46 typical visit price
range $53.00 – $162.61
Typical copayment $20.61 (range $13.25 – $40.65)
Most-billed visit code 99203
Established Patient
$94.27 typical visit price
range $16.68 – $132.40
Typical copayment $23.56 (range $4.17 – $33.10)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 14

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Pharmacy (Clinic Pharmacy)
400 E SYCAMORE ST
HOLLIS, OK 73550
Marriage & Family Therapist
400 E SYCAMORE ST
HOLLIS, OK 73550
Nurse Practitioner
400 E SYCAMORE ST
HOLLIS, OK 73550
Pharmacist
400 E SYCAMORE ST
HOLLIS, OK 73550
Clinic/Center (Federally Qualified Health Center (FQHC))
400 E SYCAMORE ST
HOLLIS, OK 73550
Nursing Facility/Intermediate Care Facility
400 E SYCAMORE ST
HOLLIS, OK 73550
Nurse Practitioner (Primary Care)
400 E SYCAMORE ST
HOLLIS, OK 73550
Counselor
400 E SYCAMORE ST
HOLLIS, OK 73550

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 Kok's NPI number?

The NPI number for William Kok is 1033252804. It was assigned to this individual provider in the NPPES registry on February 14, 2007.

Where is William Kok located?

William Kok practices at 400 E Sycamore St, Hollis, OK 73550. The listed phone number is (580) 688-2800.

What is William Kok's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is William Kok enrolled in Medicare?

Yes. William Kok is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Kok was last updated on November 30, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.