DR. CHARLES NICHOLAS BILLIKAS (PSY.D.) – Clinical Psychologist, NPI 1023230372

DR. CHARLES NICHOLAS BILLIKAS (PSY.D.) is a healthcare provider. based in Walpole, Massachusetts. specializing in Clinical Psychologist. They hold the professional credentials PSY.D.. They hold a License No. 6302 (MA). The NPI Number for DR. CHARLES NICHOLAS BILLIKAS (PSY.D.) is 1023230372

Main info

Male
Sole Proprietor
36 Years Of Experience
Accepts Medicare Assignment
Name
DR. CHARLES NICHOLAS BILLIKAS (PSY.D.)
NPI
1023230372
Phone
(508) 498-0766
Address
841 MAIN ST
Enumeration Date
3 May 2007
Last Update Date
1 October 2014

Doctor Profile

Medical School Name
OTHER
Secondary Phone
5084980766
Graduation Year
1990 (36 years ago)
PAC ID
3971825803
Professional Enrollment ID
I20160727001484
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

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Provider Addresses for DR. CHARLES NICHOLAS BILLIKAS (PSY.D.)

  • 841, Main Street, Walople Town Center, Walpole, Norfolk County, Massachusetts, 02081-1608, United States

    SUITE 4

    WALPOLE, MA 020812997

    Phone: (508) 498-0766

    Type: Location

  • 171, Brook Street, Franklin, Norfolk County, Massachusetts, 02038, United States

    FRANKLIN, MA 02038

    Phone: (508) 498-0766

    Fax: (508) 668-3381

    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: 2016-07-27

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
I20160727001484IClinical PsychologistMATBD

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

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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 02081)

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Reviews

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Frequently asked questions

What NPI should I save for DR. CHARLES NICHOLAS BILLIKAS (PSY.D.)?
Save NPI 1023230372 if you need a stable reference for DR. CHARLES NICHOLAS BILLIKAS (PSY.D.).
Is DR. CHARLES NICHOLAS BILLIKAS (PSY.D.) currently active in the NPI registry?
CMS-published data lists DR. CHARLES NICHOLAS BILLIKAS (PSY.D.) as an active registrant.
What kind of provider is DR. CHARLES NICHOLAS BILLIKAS (PSY.D.)?
The page reflects Clinical Psychologist for DR. CHARLES NICHOLAS BILLIKAS (PSY.D.). Clinical services aligned with this taxonomy classification.
Where does public data place DR. CHARLES NICHOLAS BILLIKAS (PSY.D.)?
The snapshot lists Walpole, Massachusetts for DR. CHARLES NICHOLAS BILLIKAS (PSY.D.); download NPPES for the complete set.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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