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KEITH WILLIAMS M.D.
NPI 1851304901
Pediatrics in South Holland, IL

Active since August 13, 2006PECOS EnrolledAccepts Medicare Assignment
100 W 162ND ST, SOUTH HOLLAND, IL 60473(708) 730-2200 Get Directions Write a Review

NPPES record last updated: December 21, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Keith Williams M.d. NPPES

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

KEITH WILLIAMS M.D. (NPI 1851304901) is an individual pediatrics provider in South Holland, Illinois, licensed in Illinois (036-070902) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (1983).

NPPES Registry Identity

NPI1851304901
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameKEITH WILLIAMSCredential: M.D.
Location Address100 W 162ND STSouth Holland, IL 60473-2003
Mailing Address2311 W 22nd St, Suite 202Oak Brook, IL 60523-1225
Phone(708) 730-2200
Sole ProprietorNo
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 1983
Enumeration DateAugust 13, 2006
Last NPPES UpdateDecember 21, 2021
NPPES CertifiedDecember 20, 2021
✔ NPI 1851304901 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in IL · 036-070902
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
100 W 162ND ST, South Holland, IL 60473
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware.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

Keith Williams 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.

PECOS PAC ID1658401716
PECOS Enrollment IDI20100616000360
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.

Areas of Expertise CMS Part B claims 2

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.

Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
54 services54 patients
Influenza vaccine split virus, preservative free 90662
The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.
51 services51 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60473 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
$94.06 typical visit price
range $60.08 – $183.39
Typical copayment $23.51 (range $15.02 – $45.84)
Most-billed visit code 99203
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
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 20

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

DEREK A MELBY DO
Internal Medicine
100 W 162ND ST
SOUTH HOLLAND, IL 60473
Cook County (708) 730-2200
JOHNNIE DOMINICA JOHNSON FNP
Nurse Practitioner (Family)
100 W 162ND ST
SOUTH HOLLAND, IL 60473
Cook County (708) 730-2200
SHWETA GANDHI D.O.
Family Medicine
100 W 162ND ST
SOUTH HOLLAND, IL 60473
Cook County (708) 730-2200
ADVOCATE HEALTH AND HOSPITALS CORPORATION
Clinic/Center (Multi-Specialty)
100 W 162ND ST
SOUTH HOLLAND, IL 60473
Cook County (708) 730-2200
JEFFREY W BRANTA D.O.
Family Medicine
100 W 162ND ST
SOUTH HOLLAND, IL 60473
Cook County (708) 730-2200
SUSAN BARCLAY MD
Pediatrics
100 W 162ND ST
SOUTH HOLLAND, IL 60473
Cook County (708) 730-2200
LINA JAMAL ABDALLAH GHAZAL MD
Internal Medicine
100 W 162ND ST
SOUTH HOLLAND, IL 60473
Cook County (708) 730-2200
DR. CARLOS CONCEPCION M.D.
Internal Medicine
100 W 162ND ST
SOUTH HOLLAND, IL 60473
Cook County (708) 730-2200

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 Keith Williams's NPI number?

The NPI number for Keith Williams is 1851304901. It was assigned to this individual provider in the NPPES registry on August 13, 2006.

Where is Keith Williams located?

Keith Williams practices at 100 W 162nd St, South Holland, IL 60473. The listed phone number is (708) 730-2200.

What is Keith Williams's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Keith Williams enrolled in Medicare?

Yes. Keith 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 Keith Williams accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Keith 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.

When was this NPI record last updated?

The NPPES record for Keith Williams was last updated on December 21, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.