DR. GARY R DEC (PSY.D.) – Clinical Psychologist, NPI 1528137684

DR. GARY R DEC (PSY.D.) is a healthcare provider. based in Wheaton, Illinois. specializing in CLINICAL PSYCHOLOGIST. They hold the professional credentials PSY.D.. They hold a License No. 071-003329 (IL). The NPI Number for DR. GARY R DEC (PSY.D.) is 1528137684

Main info

Male
Sole Proprietor
42 Years Of Experience
Name
DR. GARY R DEC (PSY.D.)
NPI
1528137684
Phone
Not provided
Address
100 W ROOSEVELT RD
Enumeration Date
6 November 2006
Last Update Date
9 February 2026

Doctor Profile

Medical School Name
OTHER
Secondary Phone
6309260804
Graduation Year
1984 (42 years ago)
PAC ID
5193068872
Professional Enrollment ID
I20190521001189
Address ID
IL601872474WH2150XRDXX302
Telehealth
Yes
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience62
Completeness85
Years active:19State licenses:1Digital endpointsOther names

1,600 CLINICAL PSYCHOLOGIST in IL

Provider Addresses for DR. GARY R DEC (PSY.D.)

  • 100, West Roosevelt Road, Wheaton, DuPage County, Illinois, 60187, United States

    BLDG. B-5, SUITE 103

    WHEATON, IL 601875260

    Phone:

    Type: Mailing

  • 1S115 GARDENER WAY

    WINFIELD, IL 601902802

    Phone: (630) 470-0237

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2019-05-21

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20190521001189IClinical PsychologistILTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 60187)

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Reviews

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Frequently asked questions

Where can patients find DR. GARY R DEC (PSY.D.)'s NPI?
You can confirm DR. GARY R DEC (PSY.D.) with NPI 1528137684; it appears in the national provider directory.
Is DR. GARY R DEC (PSY.D.)'s NPI currently valid?
The extract we use shows DR. GARY R DEC (PSY.D.) as active.
What kind of provider is DR. GARY R DEC (PSY.D.)?
The page reflects Clinical Psychologist for DR. GARY R DEC (PSY.D.). Clinical services aligned with this taxonomy classification.
Where is DR. GARY R DEC (PSY.D.)'s primary listing?
We display Wheaton, Illinois because that is what the record indicates for DR. GARY R DEC (PSY.D.).
What if Wheaton, Illinois seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

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