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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ARRTHY GNANENDRAN DO
NPI 1982100889
Anesthesiology in Chicago, IL

Active since April 01, 2018PECOS Enrolled
87.08/100
CMS Quality Rating
3134 N CLARK ST, CHICAGO, IL 60657(773) 766-4949(312) 766-4908 Get Directions Write a Review

NPPES record last updated: September 30, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Sep 30, 2026, Jan 2, 2024 (2 updates tracked since 2024).

About Arrthy Gnanendran Do NPPES

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

ARRTHY GNANENDRAN DO (NPI 1982100889) is an individual anesthesiology provider in Chicago, Illinois, licensed in Illinois (036156538) and active in the NPI registry since April 2018. She is enrolled in Medicare PECOS, is affiliated with University Of Illinois Hospital And Clinics, and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1982100889
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameARRTHY GNANENDRANCredential: DO
Location Address3134 N CLARK STChicago, IL 60657-4414
Mailing Address29373 Network PlChicago, IL 60673-1293
Phone(773) 766-4949
Fax(312) 766-4908
Sole ProprietorYes
Medical School CMSMarian University College Of Osteopathic MedicineGraduated 2018
Enumeration DateApril 1, 2018
Last NPPES UpdateSeptember 30, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 30, 2026
✔ NPI 1982100889 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in IL · 036156538
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
3134 N CLARK ST, Chicago, IL 60657
Open in Google Maps ↗

Secondary Practice Location 1

Location 11740 W Taylor StChicago, IL 60612-7232 · Phone (248) 464-0855

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

Arrthy Gnanendran Do 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 ID9537419536
PECOS Enrollment IDI20231128003065
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.

Anesthesia for lens surgery 00142
Anesthesia for lens surgery involves administering medication to numb the eye area, ensuring you feel no pain during the procedure. This can be a local anesthetic (numbing only the eye area) or general (where you're asleep). It helps make the surgery comfortable and stress-free.
13 services13 patients
Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
11 services11 patients

Hospital Affiliations CMS Care Compare

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

University Of Illinois Hospital And Clinics

Acute Care Hospitals · Chicago, IL
2/5 CMS rating
OwnershipGovernment - State
CMS Certification Number140150
Location1740 West Taylor St Suite 1400Chicago, IL 60612 · Cook County
Emergency services Birthing friendly

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

87.08/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality70.79
Promoting Interoperability100
Improvement Activities40
Cost52.82

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.

DR. SORIN C DANCIU M.D.
Internal Medicine (Cardiovascular Disease)
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (773) 880-9722
PARITA BHALODIA MD
Internal Medicine
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (312) 766-4949
MRS. GLOWEN JANICA GOROSPE MEI MSN, APRN, ACNPC-AG
Nurse Practitioner
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (312) 766-4949
CHRISTOPHER YAO
Internal Medicine
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (312) 766-4949
PEDRO ANDRES GONZALEZ MARTINEZ MD
Internal Medicine (Cardiovascular Disease)
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (312) 766-4949
LUBNA HANIF MD
Internal Medicine
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (312) 766-4949
ABAAN MERCHANT
Internal Medicine
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (312) 766-4949
GUILLERMO REYES MARTINEZ MD
Internal Medicine
3134 N CLARK ST
CHICAGO, IL 60657
Cook County (312) 766-4949

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 Arrthy Gnanendran's NPI number?

The NPI number for Arrthy Gnanendran is 1982100889. It was assigned to this individual provider in the NPPES registry on April 1, 2018.

Where is Arrthy Gnanendran located?

Arrthy Gnanendran practices at 3134 N Clark St, Chicago, IL 60657. The listed phone number is (773) 766-4949.

What is Arrthy Gnanendran's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Arrthy Gnanendran enrolled in Medicare?

Yes. Arrthy Gnanendran 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 Arrthy Gnanendran affiliated with any hospitals?

According to CMS data, Arrthy Gnanendran is affiliated with University Of Illinois Hospital And Clinics.

When was this NPI record last updated?

The NPPES record for Arrthy Gnanendran was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.