YASMIN ABDELSALAM GERAIS
NPI 1669026084
Internal Medicine - Gastroenterology in Chicago, IL

Q: What is Yasmin Gerais's NPI number?

The NPI number for Yasmin Gerais is 1669026084. It was assigned to this individual provider in the NPPES registry on July 25, 2019.

Q: What is Yasmin Gerais's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Yasmin Gerais was last updated on July 30, 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.

Active since July 25, 2019PECOS Enrolled

2900 N LAKE SHORE DR, CHICAGO, IL 60657(773) 665-3000 Get Directions Write a Review

NPPES record last updated: July 30, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 30, 2026, Jul 25, 2019 (2 updates tracked since 2019).

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About Yasmin Abdelsalam Gerais NPPES

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

YASMIN ABDELSALAM GERAIS (NPI 1669026084) is an individual gastroenterology provider in Chicago, Illinois, licensed in Illinois (036159504) and active in the NPI registry since July 2019. She is enrolled in Medicare PECOS and maintains a secondary practice location in Maywood.

NPPES Registry Identity

NPI1669026084

Entity TypeIndividualFemale

Primary Taxonomy207RG0100X

Provider Legal NameYASMIN ABDELSALAM GERAIS

Location Address2900 N LAKE SHORE DRChicago, IL 60657-5640

Mailing Address2800 N Lake Shore Dr Apt 511Chicago, IL 60657-6257 · (224) 204-7978

Phone(773) 665-3000

Sole ProprietorNo

Enumeration DateJuly 25, 2019

Last NPPES UpdateJuly 30, 20262 updates tracked since enumeration

NPPES CertifiedJuly 30, 2026

✔ NPI 1669026084 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in IL · 036159504

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Also ListedInternal MedicineTaxonomy 207R00000X · License 125074263 (IL)

2900 N LAKE SHORE DR, Chicago, IL 60657

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Secondary Practice Location 1

Location 12160 S 1st AveMaywood, IL 60153-3328 · Phone (708) 216-9000

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Yasmin Abdelsalam Gerais 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 Reassignment

Medicare enrollment records show Yasmin Gerais reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Loyola University Medical Center

11 mi

General Practice

2160 S 1ST AVE
Maywood, IL 60153

Reassigned Medicare billing, Illinois enrollment
1,138 clinicians in this Medicare group

NPI 1336159961 (708) 216-3215

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 60657 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

$105.70 typical visit price

range $18.97 – $148.12

Typical copayment $26.42 (range $4.74 – $37.03)

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.

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.

MAX JESUS BUSTILLO OROZCO MD

Student in an Organized Health Care Education/Training Program

2900 N LAKE SHORE DR
CHICAGO, IL 60657

Cook County (773) 665-3000

ROBERTA LUSKIN-HAWK MD

Internal Medicine (Infectious Disease)

2900 N LAKE SHORE DR
CHICAGO, IL 60657

Cook County (773) 665-3261

DR. SANDRA SOLOMON M.D.

Pain Medicine (Interventional Pain Medicine)

2900 N LAKE SHORE DR
CHICAGO, IL 60657

Cook County (773) 665-3000

DR. ILANA SCHIFFMAN M.D.

Family Medicine

2900 N LAKE SHORE DR
CHICAGO, IL 60657

Cook County (773) 665-3000

NEAL FRANCIS DAVIS-RUPERTO AUD

Audiologist

2900 N LAKE SHORE DR
CHICAGO, IL 60657

Cook County (773) 665-3184

SHADI JAFARIAN RD, LDN

Dietitian, Registered

2900 N LAKE SHORE DR, CLINICAL NUTRITION SERVICES
CHICAGO, IL 60657

Cook County (773) 665-3306

AHSANA ANJUM ISLAM DPM

Student in an Organized Health Care Education/Training Program

2900 N LAKE SHORE DR
CHICAGO, IL 60657

Cook County (773) 665-3000

DR. YANIRA LAGOS ESCOTO MD

Internal Medicine

2900 N LAKE SHORE DR
CHICAGO, IL 60657

Cook County (773) 665-6730

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 Yasmin Gerais's NPI number?

The NPI number for Yasmin Gerais is 1669026084. It was assigned to this individual provider in the NPPES registry on July 25, 2019.

Where is Yasmin Gerais located?

Yasmin Gerais practices at 2900 N Lake Shore Dr, Chicago, IL 60657. The listed phone number is (773) 665-3000.

What is Yasmin Gerais's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Yasmin Gerais enrolled in Medicare?

Yes. Yasmin Gerais is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Yasmin Gerais's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Yasmin Gerais reassigns Medicare benefits to Loyola University Medical Center (Maywood, 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 Yasmin Gerais's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Yasmin Gerais accept?

Health plans from Oscar Health list Yasmin Gerais 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 Yasmin Gerais was last updated on July 30, 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.