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NICHOLAS MENCER DO
NPI 1053871053
Internal Medicine - Cardiovascular Disease in Maywood, IL

Active since March 25, 2019PECOS Enrolled
2160 S 1ST AVE, MAYWOOD, IL 60153(708) 216-5140 Get Directions Write a Review

NPPES record last updated: May 9, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 9, 2025, Jun 11, 2024, Oct 2, 2023 (3 updates tracked since 2023).

About Nicholas Mencer Do NPPES

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

NICHOLAS MENCER DO (NPI 1053871053) is an individual cardiovascular disease provider in Maywood, Illinois, licensed in Illinois (036.173277) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1053871053
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameNICHOLAS MENCERCredential: DO
Location Address2160 S 1ST AVEMaywood, IL 60153-3328
Mailing Address2160 S 1st AveMaywood, IL 60153-3328 · (708) 216-5140
Phone(708) 216-5140
Sole ProprietorNo
Enumeration DateMarch 25, 2019
Last NPPES UpdateMay 9, 20253 updates tracked since enumeration
NPPES CertifiedMay 9, 2025
✔ NPI 1053871053 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in IL · 036.173277
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Also ListedInternal MedicineTaxonomy 207R00000X · License OS18447 (FL)
2160 S 1ST AVE, Maywood, IL 60153
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health Maintenance Organization of Florida.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nicholas Mencer Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

2

Medicare enrollment records show Nicholas Mencer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Knd Development 59, LLC
888 mi
Hospitalist
801 OAK ST, ST
Green Cove Springs, FL 32043
  • Reassigned Medicare billing, Florida enrollment
  • 187 clinicians in this Medicare group
NPI 1992034490 (904) 284-9230
Tampa General Medical Group Inc
987 mi
Internal Medicine
2433 COUNTRY PLACE BLVD
Trinity, FL 34655
  • Reassigned Medicare billing, Florida enrollment
  • 419 clinicians in this Medicare group
NPI 1962819250 (813) 844-8200

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 60153 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
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
Established Patient
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
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 20

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

ANITA OZA NAGAMINE M.D.
Radiology (Diagnostic Radiology)
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (708) 216-9000
DR. BRYCE ANDREW PASCHOLD D.P.M.
Podiatrist (Foot & Ankle Surgery)
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (708) 216-4254
DR. ANTONIO HERNANDO IGLESIAS M.D.
Psychiatry & Neurology (Neurology)
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (708) 216-9000
IAN CHARLES MCCOMB
Oral & Maxillofacial Surgery
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (708) 216-9000
JAMES WU D.O.
Psychiatry & Neurology (Psychiatry)
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (708) 216-9000
PAIGE T SONG MD
Student in an Organized Health Care Education/Training Program
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (888) 584-7888
ELIZABETH CHO
Orthopaedic Surgery
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (708) 216-1274
DR. CATHRYN T SAWALSKI DO, MBA
Internal Medicine
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (888) 584-7888

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 Nicholas Mencer's NPI number?

The NPI number for Nicholas Mencer is 1053871053. It was assigned to this individual provider in the NPPES registry on March 25, 2019.

Where is Nicholas Mencer located?

Nicholas Mencer practices at 2160 S 1st Ave, Maywood, IL 60153. The listed phone number is (708) 216-5140.

What is Nicholas Mencer's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Nicholas Mencer enrolled in Medicare?

Yes. Nicholas Mencer is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Nicholas Mencer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Mencer reassigns Medicare benefits to 2 organizations: Knd Development 59, LLC (Green Cove Springs, FL) and Tampa General Medical Group Inc (Trinity, FL). 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 Nicholas Mencer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nicholas Mencer accept?

Health plans from Oscar Health Maintenance Organization of Florida list Nicholas Mencer 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.

When was this NPI record last updated?

The NPPES record for Nicholas Mencer was last updated on May 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.