GREGORY S CHASSON PH.D.
NPI 1629239629
Psychologist - Clinical in Oak Park, IL

Active since June 23, 2008PECOS EnrolledAccepts Medicare Assignment
97.71/100
CMS Quality Rating
1010 LAKE ST STE 428, OAK PARK, IL 60301(312) 386-7511(844) 633-7262 Get Directions Write a Review

NPPES record last updated: August 8, 2016. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Gregory S Chasson Ph.d. NPPES

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

GREGORY S CHASSON PH.D. (NPI 1629239629) is an individual clinical provider in Oak Park, Illinois, licensed in Maryland (04754) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS, is affiliated with The University Of Chicago Medical Center, and is a graduate of Other (2008).

NPPES Registry Identity

NPI1629239629
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameGREGORY S CHASSONCredential: PH.D.
Location Address1010 LAKE ST STE 428Oak Park, IL 60301-1185
Mailing Address1010 Lake St Ste 428Oak Park, IL 60301-1185 · (312) 386-7511 · Fax (844) 633-7262
Fax(844) 633-7262
Sole ProprietorNo
Medical School CMSOtherGraduated 2008
Enumeration DateJune 23, 2008
Last NPPES UpdateAugust 8, 2016
NPI 1629239629 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License Licensed in MD · 04754
Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

1010 LAKE ST STE 428, Oak Park, IL 60301

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

Gregory S Chasson Ph.d. 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 ID2264619519
PECOS Enrollment IDI20221108002058
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.

Hospital Affiliations CMS Care Compare

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

The University Of Chicago Medical Center

Acute Care Hospitals · Chicago, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140088
Location5841 South MarylandChicago, IL 60637 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60301 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
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

97.71/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Quality75.43
Promoting Interoperability100
Improvement Activities40

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629239629, enumerated as an "individual" on June 23, 2008.

The provider is located at 1010 LAKE ST STE 428 OAK PARK, IL 60301 and the phone number is (312) 386-7511.

Psychologist with taxonomy code 103TC0700X and a focus in Clinical.

Gregory Chasson is affiliated with: THE UNIVERSITY OF CHICAGO MEDICAL CENTER.