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DR. EVERETT LAWRENCE WEISS M.D.
NPI 1700909728
Pediatrics in Crystal Lake, IL

Active since April 06, 2007PECOS Enrolled
820 E TERRA COTTA AVE, SUITE 226, CRYSTAL LAKE, IL 60014(815) 455-2100(425) 988-1002 Get Directions Write a Review

NPPES record last updated: April 23, 2012. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Everett Lawrence Weiss M.d. NPPES

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

DR. EVERETT LAWRENCE WEISS M.D. (NPI 1700909728) is an individual pediatrics provider in Crystal Lake, Illinois, licensed in Illinois (036117699) and active in the NPI registry since April 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1700909728
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameDR. EVERETT LAWRENCE WEISSCredential: M.D.
Location Address820 E TERRA COTTA AVE, SUITE 226Crystal Lake, IL 60014-3649
Mailing Address455 W Fairview CirPalatine, IL 60067-7901 · (847) 496-7934 · Fax (425) 988-1002
Phone(815) 455-2100
Fax(425) 988-1002
Sole ProprietorYes
Enumeration DateApril 6, 2007
Last NPPES UpdateApril 23, 2012
✔ NPI 1700909728 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in IL · 036117699
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.
820 E TERRA COTTA AVE, Crystal Lake, IL 60014
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Other Identifiers 1

Medicaid036117699IL

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Everett Lawrence Weiss M.d. 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.

Medicare Billing Reassignment

Medicare enrollment records show Everett Weiss reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Unity Hospital Of Rochester
540 mi
Clinical Medical Laboratory
160 ELMGROVE PARK
Rochester, NY 14624
  • Reassigned Medicare billing, New York enrollment
  • 1,442 clinicians in this Medicare group
NPI 1720471246 (585) 426-1234

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60014 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
$85.71 typical visit price
range $54.80 – $168.44
Typical copayment $21.42 (range $13.70 – $42.11)
Most-billed visit code 99203
Established Patient
$97.25 typical visit price
range $17.16 – $136.56
Typical copayment $24.31 (range $4.29 – $34.14)
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.

CRYSTAL LAKE PEDIATRIC DENTAL LTD.
Dentist (Pediatric Dentistry)
820 E TERRA COTTA AVE, 111
CRYSTAL LAKE, IL 60014
McHenry County (815) 356-7960
OPEN ADVANCED MRI OF CRYSTAL LAKE, LLC
Radiology (Diagnostic Radiology)
820 E TERRA COTTA AVE, SUITE 136
CRYSTAL LAKE, IL 60014
McHenry County (815) 444-1330
SELECT PHYSICAL THERAPY OF ILLINOIS LIMITED PARTNERSHIP
Clinic/Center (Physical Therapy)
820 E TERRA COTTA AVE, STE 102
CRYSTAL LAKE, IL 60014
McHenry County (815) 455-3262
DR. BARRY A ALTSHULER MD
Pediatrics
820 E TERRA COTTA AVE, SUITE 226
CRYSTAL LAKE, IL 60014
McHenry County (815) 455-2100
DR. MARK JOSEPH MCKIM D.C.
Chiropractor
820 E TERRA COTTA AVE, STE 141
CRYSTAL LAKE, IL 60014
McHenry County (815) 477-7718
JAMES P GRIMM LCPC
Counselor (Professional)
820 E TERRA COTTA AVE, SUITE 215
CRYSTAL LAKE, IL 60014
McHenry County (847) 913-0393
DR. MELISSA REA KOWASZ-MCKIM D.C.
Chiropractor
820 E TERRA COTTA AVE, STE 141
CRYSTAL LAKE, IL 60014
McHenry County (815) 477-7718
MR. JALALUDDIN KHIMANI D.D.S.
Dentist (General Practice)
820 E TERRA COTTA AVE, SUITE 203
CRYSTAL LAKE, IL 60014
McHenry County (815) 444-1549

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 Everett Weiss's NPI number?

The NPI number for Everett Weiss is 1700909728. It was assigned to this individual provider in the NPPES registry on April 6, 2007.

Where is Everett Weiss located?

Everett Weiss practices at 820 E Terra Cotta Ave Suite 226, Crystal Lake, IL 60014. The listed phone number is (815) 455-2100.

What is Everett Weiss's specialty?

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

Is Everett Weiss enrolled in Medicare?

Yes. Everett Weiss is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Everett Weiss's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Everett Weiss reassigns Medicare benefits to The Unity Hospital Of Rochester (Rochester, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Everett Weiss's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Everett Weiss was last updated on April 23, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.