SIGITA KRISTINA POSKOCIMAS DO
NPI 1821650813
Obstetrics & Gynecology in Naperville, IL

Active since July 01, 2019PECOS EnrolledAccepts Medicare Assignment
120 SPALDING DR STE 309, NAPERVILLE, IL 60540(630) 432-6890(630) 718-2650 Get Directions Write a Review

NPPES record last updated: September 15, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: May 27, 2022, Jul 12, 2019, Jul 1, 2019 (3 updates tracked since 2019).

About Sigita Kristina Poskocimas Do NPPES

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

SIGITA KRISTINA POSKOCIMAS DO (NPI 1821650813) is an individual obstetrics & gynecology provider in Naperville, Illinois, licensed in Illinois (036-166278) and active in the NPI registry since July 2019. She is enrolled in Medicare PECOS and is a graduate of Other (2019).

NPPES Registry Identity

NPI1821650813
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameSIGITA KRISTINA POSKOCIMASCredential: DO
Location Address120 SPALDING DR STE 309Naperville, IL 60540-6521
Mailing AddressPo Box 713260Chicago, IL 60677-1260 · (630) 469-9200
Fax(630) 718-2650
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateJuly 1, 2019
Last NPPES UpdateSeptember 15, 20233 updates tracked since enumeration
NPPES CertifiedSeptember 15, 2023
✔ NPI 1821650813 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses✔ Licensed in IL · 036-166278✔ Licensed in MI · 5151014067
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.
120 SPALDING DR STE 309, Naperville, IL 60540

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

Sigita Kristina Poskocimas Do 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 ID8921336264
PECOS Enrollment IDI20230830003232
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 Sigita Poskocimas reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Multi-Specialty
1100 W 31ST ST, STE 300
Downers Grove, IL 60515
  • Reassigned Medicare billing, Illinois enrollment
  • 1,061 clinicians in this Medicare group

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 60540 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 10

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

Nurse Practitioner
120 SPALDING DR STE 309
NAPERVILLE, IL 60540
Obstetrics & Gynecology
120 SPALDING DR STE 309
NAPERVILLE, IL 60540
Obstetrics & Gynecology
120 SPALDING DR STE 309
NAPERVILLE, IL 60540
Obstetrics & Gynecology
120 SPALDING DR STE 309
NAPERVILLE, IL 60540
Obstetrics & Gynecology
120 SPALDING DR STE 309
NAPERVILLE, IL 60540
Obstetrics & Gynecology
120 SPALDING DR STE 309
NAPERVILLE, IL 60540
Hospitalist
120 SPALDING DR STE 309
NAPERVILLE, IL 60540
Hospitalist
120 SPALDING DR STE 309
NAPERVILLE, IL 60540

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 Sigita Poskocimas's NPI number?

The NPI number for Sigita Poskocimas is 1821650813. It was assigned to this individual provider in the NPPES registry on July 1, 2019.

Where is Sigita Poskocimas located?

Sigita Poskocimas practices at 120 Spalding Dr Ste 309, Naperville, IL 60540. The listed phone number is (630) 432-6890.

What is Sigita Poskocimas's specialty?

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

Is Sigita Poskocimas enrolled in Medicare?

Yes. Sigita Poskocimas 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 Sigita Poskocimas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sigita Poskocimas reassigns Medicare benefits to Dupage Medical Group Ltd (Downers Grove, 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 Sigita Poskocimas'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 Sigita Poskocimas was last updated on September 15, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.