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VANESSA GLADYS JERGER MD
NPI 1427787787
Obstetrics & Gynecology in Naperville, IL

Active since June 09, 2022PECOS Enrolled
608 S WASHINGTON ST STE 204, NAPERVILLE, IL 60540(630) 348-3080(630) 348-3344 Get Directions Write a Review

NPPES record last updated: August 28, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 28, 2026, Jun 9, 2022 (2 updates tracked since 2022).

About Vanessa Gladys Jerger Md NPPES

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

VANESSA GLADYS JERGER MD (NPI 1427787787) is an individual obstetrics & gynecology provider in Naperville, Illinois, licensed in Illinois (036-178905) and active in the NPI registry since June 2022. She is enrolled in Medicare PECOS, maintains a secondary practice location in Lansing, and is a graduate of Other (2022).

NPPES Registry Identity

NPI1427787787
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameVANESSA GLADYS JERGERCredential: MD
Location Address608 S WASHINGTON ST STE 204Naperville, IL 60540-6675
Mailing AddressPo Box 713260Chicago, IL 60677-1260 · (630) 469-9200
Phone(630) 348-3080
Fax(630) 348-3344
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateJune 9, 2022
Last NPPES UpdateAugust 28, 20262 updates tracked since enumeration
NPPES CertifiedAugust 28, 2026
✔ NPI 1427787787 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 · 036-178905✔ Licensed in MI · 4351049512
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.
608 S WASHINGTON ST STE 204, Naperville, IL 60540
Open in Google Maps ↗

Secondary Practice Location 1

Location 11215 E Michigan AveLansing, MI 48912-1811 · Phone (517) 364-1000

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Vanessa Gladys Jerger Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4981162252
PECOS Enrollment IDI20260817003275
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 Vanessa Jerger reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Dupage Medical Group Ltd
8.2 mi
Multi-Specialty
1100 W 31ST ST, STE 300
Downers Grove, IL 60515
  • Reassigned Medicare billing, Illinois enrollment
  • 1,061 clinicians in this Medicare group
NPI 1801833983 (630) 469-9200

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 5

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

JENNIFER SILK DO
Obstetrics & Gynecology
608 S WASHINGTON ST STE 204
NAPERVILLE, IL 60540
Dupage County (630) 348-3080
DARLENE TERESA ARIEL
Obstetrics & Gynecology
608 S WASHINGTON ST STE 204
NAPERVILLE, IL 60540
Dupage County (630) 348-3080
MR. ASEN ASENOV
Physician Assistant (Surgical)
608 S WASHINGTON ST STE 204
NAPERVILLE, IL 60540
Dupage County (630) 369-6200
MICHELE C CARNEY MD
Obstetrics & Gynecology
608 S WASHINGTON ST STE 204
NAPERVILLE, IL 60540
Dupage County (630) 348-3080
MICHAEL J MARTINEZ CSA
General Acute Care Hospital
608 S WASHINGTON ST STE 204
NAPERVILLE, IL 60540
Dupage County (505) 787-1013

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 Vanessa Jerger's NPI number?

The NPI number for Vanessa Jerger is 1427787787. It was assigned to this individual provider in the NPPES registry on June 9, 2022.

Where is Vanessa Jerger located?

Vanessa Jerger practices at 608 S Washington St Ste 204, Naperville, IL 60540. The listed phone number is (630) 348-3080.

What is Vanessa Jerger's specialty?

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

Is Vanessa Jerger enrolled in Medicare?

Yes. Vanessa Jerger is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Vanessa Jerger's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Vanessa Jerger 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 Vanessa Jerger'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 Vanessa Jerger was last updated on August 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.