NICHOLAS DUNKAS MD & ASSOC
NPI 1366563256
Psychiatry & Neurology - Addiction Medicine in Evanston, IL

Q: What is Nicholas Dunkas MD And Associates's NPI number?

The NPI number for Nicholas Dunkas MD And Associates is 1366563256. It was assigned to this organization in the NPPES registry on April 2, 2007. The provider is doing business as Nicholas Dunkas MD & Assoc.

Q: What is Nicholas Dunkas MD And Associates's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Addiction Medicine, with taxonomy code 2084A0401X.

Active since April 02, 2007

708 CHURCH ST, SUITE 216, EVANSTON, IL 60201(847) 864-4744(847) 864-9523 Get Directions Write a Review

NPPES record last updated: April 20, 2008. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Nicholas Dunkas Md & Assoc NPPES

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

NICHOLAS DUNKAS MD & ASSOC (NPI 1366563256) is a healthcare organization registered as an addiction medicine in Evanston, Illinois and active in the NPI registry since April 2007. The organization lists Nicholas Dunkas, Owner, as its authorized official.

NPPES Registry Identity

NPI1366563256

Entity TypeOrganization

Primary Taxonomy2084A0401X

Legal Business NameNICHOLAS DUNKAS MD AND ASSOCIATES

Location Address708 CHURCH ST, SUITE 216Evanston, IL 60201-3875

Mailing Address708 Church St, Suite 216Evanston, IL 60201-3875 · (847) 864-4744 · Fax (847) 864-9523

Phone(847) 864-4744

Fax(847) 864-9523

Organization SubpartNo

Authorized OfficialNicholas DunkasOwner · (847) 864-4744

Enumeration DateApril 2, 2007

Last NPPES UpdateApril 20, 2008

✔ NPI 1366563256 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Addiction MedicineAllopathic & Osteopathic Physicians

Taxonomy Code2084A0401X

Definition

A doctor of osteopathy board eligible/certified in the field of Psychiatry by the American Osteopathic Board of Neurology and Psychiatry is able to obtain a Certificate of Added Qualifications in the field of Addiction Medicine

708 CHURCH ST, Evanston, IL 60201

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Other Names 1

Doing Business AsNicholas Dunkas Md & Assoc

Other Identifiers 1

Medicare ID-Type Unspecified421430IL

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nicholas Dunkas Md & Assoc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 3 clinicians reassign Medicare billing to Nicholas Dunkas MD & Assoc, which bills Medicare for the services they deliver. Of these, 3 practice at this address. They are listed nearest first.

Clinicians, nearest first (3)

Peter Hsin, M.D.

Psychiatry

NPI 1811197940

708 CHURCH ST #216
Evanston, IL 60201

(312) 804-8489

✔ PECOS✔ Accepts MedicareSame address

John Koh, PSY.D

Clinical Psychologist

NPI 1720453160

708 CHURCH ST SUITE 216
Evanston, IL 60201

(773) 234-9447

✔ PECOS✔ Accepts MedicareSame address

Martin Mccarthy, PH.D.

Clinical Psychologist

NPI 1588891592

708 CHURCH ST SUITE 216
Evanston, IL 60201

(847) 721-2640

✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Dunkas MD And Associates's NPI number?

The NPI number for Nicholas Dunkas MD And Associates is 1366563256. It was assigned to this organization in the NPPES registry on April 2, 2007. The provider is doing business as Nicholas Dunkas MD & Assoc.

Where is Nicholas Dunkas MD And Associates located?

Nicholas Dunkas MD And Associates is located at 708 Church St Suite 216, Evanston, IL 60201. The listed phone number is (847) 864-4744.

What is Nicholas Dunkas MD And Associates's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Addiction Medicine, with taxonomy code 2084A0401X.

Is Nicholas Dunkas MD And Associates enrolled in Medicare?

Yes. Nicholas Dunkas MD And Associates is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Nicholas Dunkas MD And Associates?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Nicholas Dunkas MD And Associates, in Clinical Psychologist and Psychiatry. A 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 the clinician's services. Of these, 3 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Nicholas Dunkas MD And Associates was last updated on April 20, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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.