LYBA ZIA MD
NPI 1861070914
Obstetrics & Gynecology in Downers Grove, IL

Q: What is Lyba Zia's NPI number?

The NPI number for Lyba Zia is 1861070914. It was assigned to this individual provider in the NPPES registry on March 31, 2021.

Q: What is Lyba Zia's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Lyba Zia was last updated on September 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since March 31, 2021PECOS EnrolledAccepts Medicare Assignment

6840 MAIN ST STE 200, DOWNERS GROVE, IL 60516(630) 275-5900 Get Directions Write a Review

NPPES record last updated: September 22, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 1, 2025, Jun 23, 2025, Mar 31, 2021 (3 updates tracked since 2021).

On this page

About Lyba Zia Md NPPES

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

LYBA ZIA MD (NPI 1861070914) is an individual obstetrics & gynecology provider in Downers Grove, Illinois, licensed in Illinois (036.173951) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS, is affiliated with Advocate Good Samaritan Hospital, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1861070914

Entity TypeIndividualFemale

Primary Taxonomy207V00000X

Provider Legal NameLYBA ZIACredential: MD

Location Address6840 MAIN ST STE 200Downers Grove, IL 60516-3430

Mailing Address29373 Network PlChicago, IL 60673-1293 · (847) 390-5900 · Fax (847) 390-4757

Phone(630) 275-5900

Sole ProprietorNo

Medical School CMSOtherGraduated 2021

Enumeration DateMarch 31, 2021

Last NPPES UpdateSeptember 22, 20253 updates tracked since enumeration

NPPES CertifiedSeptember 22, 2025

✔ NPI 1861070914 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians

Taxonomy Code207V00000X

License✔ Licensed in IL · 036.173951

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.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

6840 MAIN ST STE 200, Downers Grove, IL 60516

Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Lyba Zia 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 ID2961917901

PECOS Enrollment IDI20250717001007

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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Advocate Good Samaritan Hospital

Acute Care Hospitals · Downers Grove, IL

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140288

Location3815 Highland AvenueDowners Grove, IL 60515 · Du Page County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60516 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 2

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

MARK J. TATARA MD

Internal Medicine

6840 MAIN ST STE 200
DOWNERS GROVE, IL 60516

Dupage County (630) 869-5382

CARLO PRADES MD

Internal Medicine

6840 MAIN ST STE 200
DOWNERS GROVE, IL 60516

Dupage County (630) 869-5382

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 Lyba Zia's NPI number?

The NPI number for Lyba Zia is 1861070914. It was assigned to this individual provider in the NPPES registry on March 31, 2021.

Where is Lyba Zia located?

Lyba Zia practices at 6840 Main St Ste 200, Downers Grove, IL 60516. The listed phone number is (630) 275-5900.

What is Lyba Zia's specialty?

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

Is Lyba Zia enrolled in Medicare?

Yes. Lyba Zia 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.

What insurance does Lyba Zia accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Lyba Zia 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.

Is Lyba Zia affiliated with any hospitals?

According to CMS data, Lyba Zia is affiliated with Advocate Good Samaritan Hospital.

When was this NPI record last updated?

The NPPES record for Lyba Zia was last updated on September 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.