1. Home
  2. Directory
  3. Illinois
  4. Oak Park
  5. Hospitalist
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

VIVEK CHERIAN MD
NPI 1811333735
Hospitalist in Oak Park, IL

Active since May 19, 2013PECOS EnrolledAccepts Medicare Assignment
520 S MAPLE AVE, OAK PARK, IL 60304(708) 383-9300 Get Directions Write a Review

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

Record update history: Dec 1, 2025, Mar 9, 2019, Mar 1, 2019 and 1 more (4 updates tracked since 2017).

About Vivek Cherian Md NPPES

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

VIVEK CHERIAN MD (NPI 1811333735) is an individual hospitalist provider in Oak Park, Illinois, licensed in Illinois (036153124) and active in the NPI registry since May 2013. He is enrolled in Medicare PECOS, is affiliated with Alexian Brothers Medical Center 1, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1811333735
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameVIVEK CHERIANCredential: MD
Location Address520 S MAPLE AVEOak Park, IL 60304-1022
Mailing Address520 S Maple AveOak Park, IL 60304-1022 · (708) 383-9300
Phone(708) 383-9300
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateMay 19, 2013
Last NPPES UpdateJune 22, 20264 updates tracked since enumeration
NPPES CertifiedJune 22, 2026
✔ NPI 1811333735 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in IL · 036153124
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedInternal MedicineTaxonomy 207R00000X · License 036153124 (IL)
520 S MAPLE AVE, Oak Park, IL 60304
Open in Google Maps ↗

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

Vivek Cherian 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 ID345546560
PECOS Enrollment IDI20211001000603
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.

Areas of Expertise CMS Part B claims 2

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.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
446 services414 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
55 services54 patients

Hospital Affiliations CMS Care Compare 2

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

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 60304 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.

ALYSEE GIRAUD-CARRIER PA-C
Physician Assistant
520 S MAPLE AVE
OAK PARK, IL 60304
Cook County (708) 660-0600
SOFIA KAGAN
Registered Nurse
520 S MAPLE AVE
OAK PARK, IL 60304
Cook County (708) 383-9300
ELIZABETH BASSETT CRNA
Nurse Anesthetist, Certified Registered
520 S MAPLE AVE
OAK PARK, IL 60304
Cook County (708) 383-9300
DR. MAX A FITZGERALD MD
Physical Medicine & Rehabilitation
520 S MAPLE AVE, SUITE 4600
OAK PARK, IL 60304
Cook County (708) 660-2240
MOLLY HODUL RD
Dietitian, Registered
520 S MAPLE AVE
OAK PARK, IL 60304
Cook County (708) 660-3662
NUPUR SHAH DO
Emergency Medicine
520 S MAPLE AVE
OAK PARK, IL 60304
Cook County (708) 660-5997
TAYLOR SARPONG
Nurse Practitioner (Primary Care)
520 S MAPLE AVE
OAK PARK, IL 60304
Cook County (708) 660-4800
DR. COLIN THERRIAULT M.D.
Emergency Medicine
520 S MAPLE AVE
OAK PARK, IL 60304
Cook County (708) 660-5997

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 Vivek Cherian's NPI number?

The NPI number for Vivek Cherian is 1811333735. It was assigned to this individual provider in the NPPES registry on May 19, 2013.

Where is Vivek Cherian located?

Vivek Cherian practices at 520 S Maple Ave, Oak Park, IL 60304. The listed phone number is (708) 383-9300.

What is Vivek Cherian's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Vivek Cherian enrolled in Medicare?

Yes. Vivek Cherian 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.

Is Vivek Cherian affiliated with any hospitals?

According to CMS data, Vivek Cherian is affiliated with Alexian Brothers Medical Center 1 and St Alexius Medical Center.

When was this NPI record last updated?

The NPPES record for Vivek Cherian was last updated on June 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 59 days 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.