1. Home
  2. Directory
  3. Illinois
  4. Geneva
  5. Pathology
  6. NPI Profile

VEN A. ADUANA M.D.
NPI 1699757369
Pathology - Anatomic Pathology & Clinical Pathology in Geneva, IL

Active since November 17, 2005PECOS EnrolledAccepts Medicare Assignment
2631 WILLIAMSBURG AVE 302, GENEVA, IL 60134(630) 232-2025(630) 232-2780 Get Directions Write a Review

NPPES record last updated: May 16, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Ven A. Aduana M.d. NPPES

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

VEN A. ADUANA M.D. (NPI 1699757369) is an individual anatomic pathology & clinical pathology provider in Geneva, Illinois, licensed in Illinois (036079199) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS, is affiliated with Insight Hospital And Medical Center Chicago, and is a graduate of Other (1982).

NPPES Registry Identity

NPI1699757369
Entity TypeIndividualMale
Primary Taxonomy207ZP0102X
Provider Legal NameVEN A. ADUANACredential: M.D.
Location Address2631 WILLIAMSBURG AVE 302Geneva, IL 60134-1128
Mailing Address520 E 22nd StLombard, IL 60148-6110 · (630) 874-2542 · Fax (630) 874-2642
Phone(630) 232-2025
Fax(630) 232-2780
Sole ProprietorNo
Medical School CMSOtherGraduated 1982
Enumeration DateNovember 17, 2005
Last NPPES UpdateMay 16, 2023
NPPES CertifiedMay 16, 2023
✔ NPI 1699757369 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License✔ Licensed in IL · 036079199
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
2631 WILLIAMSBURG AVE 302, Geneva, IL 60134
Open in Google Maps ↗

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

Ven A. Aduana M.d. 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 ID8820078371
PECOS Enrollment IDI20041110000190
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 Reassignments

5

Medicare enrollment records show Ven Aduana reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Gastrointestinal Health Specialists LLC
Same address
Specialist
2631 WILLIAMSBURG AVE, SUITE 301
Geneva, IL 60134
  • Reassigned Medicare billing, Illinois enrollment
  • 2 clinicians in this Medicare group
NPI 1790702538 (630) 232-2025
Alliance Pathology Consultants, PLLC
19 mi
Anatomic Pathology & Clinical Pathology
800 BIESTERFIELD RD
Elk Grove Village, IL 60007
  • Reassigned Medicare billing, Illinois enrollment
  • 18 clinicians in this Medicare group
NPI 1972881613 (800) 831-2402
Addison-Central Pathology PLLC
28 mi
Anatomic Pathology & Clinical Pathology
7435 W TALCOTT AVE
Chicago, IL 60631
  • Reassigned Medicare billing, Illinois enrollment
  • 25 clinicians in this Medicare group
NPI 1902902281 (773) 774-8000
Gi Partners Of Illinois, PLLC
33 mi
Gastroenterology
1880 W WINCHESTER RD, #201
Libertyville, IL 60048
  • Reassigned Medicare billing, Illinois enrollment
  • 74 clinicians in this Medicare group
NPI 1548613995 (847) 247-0187
Pathology Consultants Of Chicago, Ltd.
37 mi
Anatomic Pathology & Clinical Pathology
2525 S MICHIGAN AVE
Chicago, IL 60616
  • Reassigned Medicare billing, Illinois enrollment
  • 5 clinicians in this Medicare group
NPI 1689690562 (773) 990-5739

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

Areas of Expertise CMS Part B claims 11

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
858 services319 patients
Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
425 services187 patients
Special stained specimen slides to examine tissue including interpretation and report 88313
Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.
288 services155 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
131 services90 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
128 services116 patients
Special stained specimen slides to examine tissue including interpretation and report 88313
Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.
47 services35 patients

Hospital Affiliations CMS Care Compare 3

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

Insight Hospital And Medical Center Chicago

Acute Care Hospitals · Chicago, IL
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140158
Location2525 S Michigan AveChicago, IL 60616 · Cook County
Emergency services

Alexian Brothers Medical Center 1

Acute Care Hospitals · Elk Grove Village, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140258
Location800 Biesterfield RdElk Grove Village, IL 60007 · Cook County
Emergency services Birthing friendly

St Alexius Medical Center

Acute Care Hospitals · Hoffman Estates, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140290
Location1555 N Barrington RdHoffman Estates, IL 60169 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60134 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
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Ven Aduana's NPI number?

The NPI number for Ven Aduana is 1699757369. It was assigned to this individual provider in the NPPES registry on November 17, 2005.

Where is Ven Aduana located?

Ven Aduana practices at 2631 Williamsburg Ave 302, Geneva, IL 60134. The listed phone number is (630) 232-2025.

What is Ven Aduana's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Ven Aduana enrolled in Medicare?

Yes. Ven Aduana 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 organizations bill Medicare for Ven Aduana's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ven Aduana reassigns Medicare benefits to 5 organizations: Gastrointestinal Health Specialists LLC (Geneva, IL), Alliance Pathology Consultants, PLLC (Elk Grove Village, IL), Addison-Central Pathology PLLC (Chicago, IL), Gi Partners Of Illinois, PLLC (Libertyville, IL) and Pathology Consultants Of Chicago, Ltd. (Chicago, IL). Each 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 Ven Aduana's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Ven Aduana affiliated with any hospitals?

According to CMS data, Ven Aduana is affiliated with Insight Hospital And Medical Center Chicago, Alexian Brothers Medical Center 1 and St Alexius Medical Center.

When was this NPI record last updated?

The NPPES record for Ven Aduana was last updated on May 16, 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.