ANIRUDDHA DEKA MD
NPI 1689166027
Psychiatry & Neurology - Psychiatry in Oak Park, IL

Q: What is Aniruddha Deka's NPI number?

The NPI number for Aniruddha Deka is 1689166027. It was assigned to this individual provider in the NPPES registry on June 1, 2018.

Q: What is Aniruddha Deka's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Q: When was this NPI record last updated?

The NPPES record for Aniruddha Deka was last updated on August 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 60 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.

Active since June 01, 2018PECOS EnrolledAccepts Medicare Assignment

215 HARRISON ST, OAK PARK, IL 60304(708) 628-8000(708) 406-1503 Get Directions Write a Review

NPPES record last updated: August 27, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 27, 2026, Jul 8, 2022 (2 updates tracked since 2022).

On this page

About Aniruddha Deka Md NPPES

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

ANIRUDDHA DEKA MD (NPI 1689166027) is an individual psychiatry provider in Oak Park, Illinois, licensed in Illinois (125.072571) and active in the NPI registry since June 2018. He is enrolled in Medicare PECOS, is affiliated with Rush University Medical Center, and maintains a secondary practice location in Forest Park.

NPPES Registry Identity

NPI1689166027

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameANIRUDDHA DEKACredential: MD

Location Address215 HARRISON STOak Park, IL 60304-1533

Mailing Address215 Harrison StOak Park, IL 60304-1533 · (708) 628-8000 · Fax (708) 406-1503

Phone(708) 628-8000

Fax(708) 406-1503

Sole ProprietorYes

Medical School CMSOtherGraduated 2012

Enumeration DateJune 1, 2018

Last NPPES UpdateAugust 27, 20262 updates tracked since enumeration

NPPES CertifiedAugust 27, 2026

✔ NPI 1689166027 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

Licenses✔ Licensed in IL · 125.072571✔ Licensed in CT · 70228

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

215 HARRISON ST, Oak Park, IL 60304

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Secondary Practice Location 1

Location 1605 Thomas AveForest Park, IL 60130-1965 · Phone (630) 634-7872

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware, 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 and accepts Medicare assignment

Aniruddha Deka 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 ID2860749660

PECOS Enrollment IDI20230911002982

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

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

Mosaic Counseling And Wellness LLC

1.6 mi

Mental Health (Including Community Mental Health Center)

1010 LAKE ST
Oak Park, IL 60301

Reassigned Medicare billing, Illinois enrollment
55 clinicians in this Medicare group

NPI 1851065502 (708) 628-8000

Rush University Medical Group

5.8 mi

Internal Medicine

1620 W HARRISON ST
Chicago, IL 60612

Reassigned Medicare billing, Illinois enrollment
2,169 clinicians in this Medicare group

NPI 1093819542 (312) 942-5000

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 4

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.

Psychotherapy with evaluation and management visit, 30 minutes 90833

Psychotherapy with evaluation and management is a 30-minute session where a mental health professional talks with you about your concerns and feelings. They assess your mental health, provide support, and manage your treatment plan to help improve your well-being.

61 services12 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

37 services21 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

36 services36 patients

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.

11 services11 patients

Hospital Affiliations CMS Care Compare

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

Rush University Medical Center

Acute Care Hospitals · Chicago, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140119

Location1653 West Congress ParkwayChicago, IL 60612 · 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

$183.39 typical visit price

range $60.08 – $183.39

Typical copayment $45.84 (range $15.02 – $45.84)

Most-billed visit code 99205

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.

GVANTSA IVANISHVILI LPC

Counselor (Mental Health)