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DR. KAREN ARNELL SANDERS MD
NPI 1134114697
Obstetrics & Gynecology in Barrington, IL

Active since September 12, 2005PECOS EnrolledAccepts Medicare Assignment
27790 W HIGHWAY 22 STE 36, BARRINGTON, IL 60010(847) 381-8181(847) 381-6372 Get Directions Write a Review

NPPES record last updated: May 22, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Karen Arnell Sanders Md NPPES

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

DR. KAREN ARNELL SANDERS MD (NPI 1134114697) is an individual obstetrics & gynecology provider in Barrington, Illinois, licensed in Illinois (036097761) and active in the NPI registry since September 2005. She is enrolled in Medicare PECOS, maintains a secondary practice location in Kankakee, and is a graduate of University Of Michigan Medical School (1995).

NPPES Registry Identity

NPI1134114697
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. KAREN ARNELL SANDERSCredential: MD
Location Address27790 W HIGHWAY 22 STE 36Barrington, IL 60010-2396
Mailing Address29373 Network PlChicago, IL 60673-1293 · (847) 390-5900 · Fax (847) 390-4757
Phone(847) 381-8181
Fax(847) 381-6372
Sole ProprietorNo
Medical School CMSUniversity Of Michigan Medical SchoolGraduated 1995
Enumeration DateSeptember 12, 2005
Last NPPES UpdateMay 22, 2024
NPPES CertifiedMay 22, 2024
✔ NPI 1134114697 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in IL · 036097761
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
27790 W HIGHWAY 22 STE 36, Barrington, IL 60010
Open in Google Maps ↗

Secondary Practice Location 1

Location 1375 N Wall St, Ste P410Kankakee, IL 60901-3483 · Phone (815) 932-7474 · Fax (815) 937-8206

Other Identifiers 1

Medicaid036097761IL

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Karen Arnell Sanders Md 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 ID5890780761
PECOS Enrollment IDI20040505000777
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 Karen Sanders reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lutheran General Hospital
20 mi
Cardiovascular Disease
1775 DEMPSTER ST
Park Ridge, IL 60068
  • Reassigned Medicare billing, Illinois enrollment
  • Medicare enrollment name: Advocate Health And Hospitals Corporation
  • 4,870 clinicians in this Medicare group
NPI 1801809306 (847) 723-2210

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 60010 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
$137.43 typical visit price
range $59.81 – $181.38
Typical copayment $34.35 (range $14.95 – $45.34)
Most-billed visit code 99204
Established Patient
$74.38 typical visit price
range $19.15 – $147.12
Typical copayment $18.59 (range $4.78 – $36.78)
Most-billed visit code 99213
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 5

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

RALPH G FRANK DO
Hospitalist
27790 W HIGHWAY 22 STE 36
BARRINGTON, IL 60010
Cook County (847) 382-4406
CATHERINE DANIELLE TAN
Obstetrics & Gynecology
27790 W HIGHWAY 22 STE 36
BARRINGTON, IL 60010
Cook County (847) 381-8181
DR. MAGDALENA A CHLEBOWICZ D.O.
Obstetrics & Gynecology
27790 W HIGHWAY 22 STE 36
BARRINGTON, IL 60010
Cook County (847) 381-8181
KAITLIN MAE STEFFENHAGEN DO
Obstetrics & Gynecology
27790 W HIGHWAY 22 STE 36
BARRINGTON, IL 60010
Cook County (847) 381-8181
MARGUERITE TYLER DNP-FNP
Nurse Practitioner (Obstetrics & Gynecology)
27790 W HIGHWAY 22 STE 36
BARRINGTON, IL 60010
Cook County (847) 381-8181

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 Karen Sanders's NPI number?

The NPI number for Karen Sanders is 1134114697. It was assigned to this individual provider in the NPPES registry on September 12, 2005.

Where is Karen Sanders located?

Karen Sanders practices at 27790 W Highway 22 Ste 36, Barrington, IL 60010. The listed phone number is (847) 381-8181.

What is Karen Sanders's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Karen Sanders enrolled in Medicare?

Yes. Karen Sanders 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.

Which organization bills Medicare for Karen Sanders's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karen Sanders reassigns Medicare benefits to Lutheran General Hospital (Park Ridge, IL). 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 Karen Sanders'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 Karen Sanders was last updated on May 22, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.