MATHERS CLINIC, LLC
NPI 1447610381
Community/Behavioral Health in Crystal Lake, IL

Active since March 04, 2016
145 S VIRGINIA ST, CRYSTAL LAKE, IL 60014(815) 444-9999(815) 986-1363 Get Directions Write a Review

NPPES record last updated: January 25, 2017. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 25, 2017, Mar 4, 2016 (2 updates tracked since 2016).

About Mathers Clinic, Llc NPPES

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

MATHERS CLINIC, LLC (NPI 1447610381) is a healthcare organization registered as a community/behavioral health in Crystal Lake, Illinois and active in the NPI registry since March 2016. The organization lists Ramesh B Vemuri, Owner, as its authorized official.

NPPES Registry Identity

NPI1447610381
Entity TypeOrganization
Primary Taxonomy251S00000X
Legal Business NameMATHERS CLINIC, LLC
Location Address145 S VIRGINIA STCrystal Lake, IL 60014-7226
Mailing Address145 S Virginia StCrystal Lake, IL 60014-7226 · (815) 444-9999 · Fax (815) 986-1363
Fax(815) 986-1363
Organization SubpartNo
Authorized OfficialRamesh B VemuriOwner · (815) 444-9999
Enumeration DateMarch 4, 2016
Last NPPES UpdateJanuary 25, 20172 updates tracked since enumeration
✔ NPI 1447610381 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyCommunity/Behavioral HealthAgencies
Taxonomy Code251S00000X
License✔ Licensed in IL · 036054365
Definition
A private or public agency usually under local government jurisdiction, responsible for assuring the delivery of community based mental health, intellectual disabilities, substance abuse and/or behavioral health services to individuals with those disabilities. Services may range from companion care, respite, transportation, community integration, crisis intervention and stabilization, supported employment, day support, prevocational services, residential support, therapeutic and supportive consultation, environmental modifications, intensive in-home therapy and day treatment, in addition to traditional mental health and behavioral treatment.
145 S VIRGINIA ST, Crystal Lake, IL 60014

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mathers Clinic, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

23

Medicare enrollment records show 23 clinicians reassign Medicare billing to Mathers Clinic, LLC, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 13 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 5

Clinical Social Worker9
Nurse Practitioner7
Clinical Psychologist3
Mental Health Counselor3
Allergy/Immunology1

Nearest to this location (20)

See all 23
Nurse Practitioner
NPI 1992234306
145 S VIRGINIA ST
Crystal Lake, IL 60014
(815) 444-4999
✔ PECOS✔ Accepts MedicareSame address
Clinical Social Worker
NPI 1073334058
145 S VIRGINIA ST
Crystal Lake, IL 60014
(815) 444-9999
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1063235505
145 S VIRGINIA ST
Crystal Lake, IL 60014
(815) 444-9999
✔ PECOS✔ Accepts MedicareSame address
Clinical Social Worker
NPI 1770930497
145 S VIRGINIA ST
Crystal Lake, IL 60014
(815) 444-9999
✔ PECOS✔ Accepts Medicare0.6 mi
Nurse Practitioner
NPI 1467321802
145 S VIRGINIA ST
Crystal Lake, IL 60014
(815) 444-9999
✔ PECOS✔ Accepts Medicare0.6 mi
Clinical Psychologist
NPI 1477552685
970 MCHENRY AVE
Crystal Lake, IL 60014
(815) 455-7100
✔ PECOS✔ Accepts Medicare1.6 mi
Mental Health Counselor
NPI 1013091750
405 E CONGRESS PKWY SUITE C
Crystal Lake, IL 60014
(815) 342-3726
✔ PECOS✔ Accepts Medicare1.8 mi
Clinical Social Worker
NPI 1982251617
145 S VIRGINIA ST
Crystal Lake, IL 60014
(815) 444-9999
✔ PECOS✔ Accepts Medicare1.9 mi
Nurse Practitioner
NPI 1396672259
145 S VIRGINIA ST
Crystal Lake, IL 60014
(815) 520-1369
✔ PECOS1.9 mi
Mental Health Counselor
NPI 1336394840
311 HARVEST GATE
Lake In The Hills, IL 60156
(224) 577-6105
✔ PECOS3.7 mi
Clinical Psychologist
NPI 1619469947
715 W JUDD ST
Woodstock, IL 60098
(815) 444-9999
✔ PECOS✔ Accepts Medicare8.2 mi
Clinical Psychologist
NPI 1972502110
715 W JUDD ST
Woodstock, IL 60098
(815) 444-9999
✔ PECOS✔ Accepts Medicare8.2 mi
Allergy/Immunology
NPI 1548318488
27790 W HIGHWAY 22 STE 27
Barrington, IL 60010
(847) 649-6000
✔ PECOS✔ Accepts Medicare8.9 mi
Clinical Social Worker
NPI 1265562094
745 S 8TH ST
West Dundee, IL 60118
(800) 428-7260
✔ PECOS✔ Accepts Medicare10 mi
Nurse Practitioner
NPI 1437781606
420 AIRPORT RD STE C
Elgin, IL 60123
(847) 428-2273
✔ PECOS✔ Accepts Medicare12 mi
Clinical Social Worker
NPI 1043766710
420 AIRPORT RD STE C
Elgin, IL 60123
(847) 462-6099
✔ PECOS✔ Accepts Medicare12 mi
Clinical Social Worker
NPI 1760481774
527 W SOUTH ST
Woodstock, IL 60098
(815) 338-9199
✔ PECOS✔ Accepts Medicare13 mi
Nurse Practitioner
NPI 1003700907
11 DOUGLAS AVE STE 273
Elgin, IL 60120
(847) 595-0620
✔ PECOS✔ Accepts Medicare14 mi
Clinical Social Worker
NPI 1801404678
210 FLAGSTAFF LN
Hoffman Estates, IL 60169
(312) 208-3577
✔ PECOS19 mi
Mental Health Counselor
NPI 1003503699
303 W LAKE ST STE 301
Addison, IL 60101
(331) 221-1650
✔ PECOS✔ Accepts Medicare29 mi
See all 23 clinicians

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

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 Mathers Clinic, LLC's NPI number?

The NPI number for Mathers Clinic, LLC is 1447610381. It was assigned to this organization in the NPPES registry on March 4, 2016.

Where is Mathers Clinic, LLC located?

Mathers Clinic, LLC is located at 145 S Virginia St, Crystal Lake, IL 60014. The listed phone number is (815) 444-9999.

What is Mathers Clinic, LLC's specialty?

The primary specialty registered for this NPI is Community/Behavioral Health with taxonomy code 251S00000X.

Is Mathers Clinic, LLC enrolled in Medicare?

Yes. Mathers Clinic, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mathers Clinic, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 23 clinicians in 5 Medicare specialties reassign their Medicare billing to Mathers Clinic, LLC. A 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 the clinician's services. The largest specialties are Clinical Social Worker (9), Nurse Practitioner (7) and Clinical Psychologist (3). Of these, 3 practice at this address and 13 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Mathers Clinic, LLC accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Mathers Clinic, LLC 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 Mathers Clinic, LLC was last updated on January 25, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.