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ROBERT A. REFF, M.D., P.C.
NPI 1386697316
Specialist in Chicago, IL

Active since May 19, 2006
233 E ERIE ST STE 609, CHICAGO, IL 60611(312) 981-3370(312) 981-3375 Get Directions Write a Review

NPPES record last updated: February 15, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Robert A. Reff, M.d., P.c. NPPES

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

ROBERT A. REFF, M.D., P.C. (NPI 1386697316) is a healthcare organization registered as a specialist in Chicago, Illinois and active in the NPI registry since May 2006. The organization lists Robert Alan Reff, President, as its authorized official.

NPPES Registry Identity

NPI1386697316
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameROBERT A. REFF, M.D., P.C.
Location Address233 E ERIE ST STE 609Chicago, IL 60611-5934
Mailing Address102 Clinton AveMontclair, NJ 07042-2001 · (312) 981-3370 · Fax (312) 981-3375
Phone(312) 981-3370
Fax(312) 981-3375
Organization SubpartNo
Authorized OfficialRobert Alan ReffPresident · (219) 405-5719
Enumeration DateMay 19, 2006
Last NPPES UpdateFebruary 15, 2022
NPPES CertifiedFebruary 15, 2022
✔ NPI 1386697316 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in IL · 036064917
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
233 E ERIE ST STE 609, Chicago, IL 60611
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Other Identifiers 2

Other01635885IL · Bcbsil
Medicaid036064917IL

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)

Robert A. Reff, M.d., P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Robert A. Reff, M.D., P.C., which bills Medicare for the services this clinician delivers.

Clinician (1)

Robert Reff, M.D.
Psychiatry
NPI 1952357766
102 CLINTON AVE
Montclair, NJ 07042
(312) 981-3370
✔ PECOS700 mi

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 Robert A. Reff, M.D., P.C.'s NPI number?

The NPI number for Robert A. Reff, M.D., P.C. is 1386697316. It was assigned to this organization in the NPPES registry on May 19, 2006.

Where is Robert A. Reff, M.D., P.C. located?

Robert A. Reff, M.D., P.C. is located at 233 E Erie St Ste 609, Chicago, IL 60611. The listed phone number is (312) 981-3370.

What is Robert A. Reff, M.D., P.C.'s specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Robert A. Reff, M.D., P.C. enrolled in Medicare?

Yes. Robert A. Reff, M.D., P.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Robert A. Reff, M.D., P.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Psychiatry) reassigns their Medicare billing to Robert A. Reff, M.D., P.C.. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Robert A. Reff, M.D., P.C. was last updated on February 15, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.