1. Home
  2. Directory
  3. Illinois
  4. Chicago
  5. Social Worker
  6. NPI Profile

MS. REBECCA ANN LOTSOFF LCSW
NPI 1689766909
Social Worker - Clinical in Chicago, IL

Active since September 28, 2006PECOS EnrolledAccepts Medicare Assignment
30 N MICHIGAN AVE, SUITE 1126, CHICAGO, IL 60602(312) 259-5769(312) 587-8401 Get Directions Write a Review

NPPES record last updated: June 13, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Ms. Rebecca Ann Lotsoff Lcsw NPPES

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

MS. REBECCA ANN LOTSOFF LCSW (NPI 1689766909) is an individual clinical provider in Chicago, Illinois, licensed in Illinois (149010866) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS and is a graduate of Other (2002).

NPPES Registry Identity

NPI1689766909
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. REBECCA ANN LOTSOFFCredential: LCSW
Location Address30 N MICHIGAN AVE, SUITE 1126Chicago, IL 60602-3737
Mailing Address30 N Michigan Ave, Suite 1126Chicago, IL 60602-3737 · (312) 259-5769 · Fax (312) 587-8401
Phone(312) 259-5769
Fax(312) 587-8401
Sole ProprietorNo
Medical School CMSOtherGraduated 2002
Enumeration DateSeptember 28, 2006
Last NPPES UpdateJune 13, 2025
✔ NPI 1689766909 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in IL · 149010866
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
30 N MICHIGAN AVE, Chicago, IL 60602
Open in Google Maps ↗

Other Identifiers 2

Other60054IL · Aetna
Other01634195IL · Bcbs

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

Ms. Rebecca Ann Lotsoff Lcsw 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 ID345220836
PECOS Enrollment IDI20040723001263
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60602 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
$0.00 typical visit price
range $60.08 – $183.39
Typical copayment $0.00 (range $15.02 – $45.84)
Most-billed visit code NA
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.

TIMOTHY M. CROWE DMD PC
Dentist (General Practice)
30 N MICHIGAN AVE, SUITE 1329
CHICAGO, IL 60602
Cook County (312) 782-2844
AYESHA SIDDIQI M.D.
Allergy & Immunology
30 N MICHIGAN AVE, #1107
CHICAGO, IL 60602
Cook County (312) 236-3642
SUSAN LYNN PELTON PH.D.
Psychologist (Clinical)
30 N MICHIGAN AVE, SUITE 1703
CHICAGO, IL 60602
Cook County (312) 909-9699
MS. BETTY B. SMITH LCSW, BCD
Social Worker (Clinical)
30 N MICHIGAN AVE, SUITE 1518
CHICAGO, IL 60602
Cook County (312) 201-1301
DR. KEVIN D DOW D.D.S
Dentist (General Practice)
30 N MICHIGAN AVE, SUITE #1506
CHICAGO, IL 60602
Cook County (312) 372-4845
MARYSUE MASTEY LCPC
Counselor (Professional)
30 N MICHIGAN AVE, SUITE 1002
CHICAGO, IL 60602
Cook County (847) 302-8647
DR. NADIA PERSHAD PSY.D.
Psychologist (Clinical)
30 N MICHIGAN AVE, SUITE 1203
CHICAGO, IL 60602
Cook County (773) 495-8905
MRS. ERINN WILLIAMS LPC
Counselor (Professional)
30 N MICHIGAN AVE, SUITE 424
CHICAGO, IL 60602
Cook County (312) 279-9981

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 Rebecca Lotsoff's NPI number?

The NPI number for Rebecca Lotsoff is 1689766909. It was assigned to this individual provider in the NPPES registry on September 28, 2006.

Where is Rebecca Lotsoff located?

Rebecca Lotsoff practices at 30 N Michigan Ave Suite 1126, Chicago, IL 60602. The listed phone number is (312) 259-5769.

What is Rebecca Lotsoff's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Rebecca Lotsoff enrolled in Medicare?

Yes. Rebecca Lotsoff 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.

When was this NPI record last updated?

The NPPES record for Rebecca Lotsoff was last updated on June 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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.