DR. MARY CATHERINE MERCADO (PSY,D) – Clinical Psychologist, NPI 1669806360

DR. MARY CATHERINE MERCADO (PSY,D) is a healthcare provider. based in Vernon, Connecticut. specializing in Clinical Psychologist. They hold the professional credentials PSY,D. They hold a License No. 003565 (CT). The NPI Number for DR. MARY CATHERINE MERCADO (PSY,D) is 1669806360

Main info

Female
Sole Proprietor
Name
DR. MARY CATHERINE MERCADO (PSY,D)
NPI
1669806360
Phone
Not provided
Address
53 WINDSOR AVE
Enumeration Date
29 August 2013
Last Update Date
18 October 2016
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience38
Completeness75
Years active:12State licenses:1Digital endpointsOther names

Provider Addresses for DR. MARY CATHERINE MERCADO (PSY,D)

  • 53 WINDSOR AVE

    VERNON, CT 060666602

    Phone:

    Mailing address matches the actual address.

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: 2016-10-06

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
I20161006000137IClinical PsychologistCTTBD

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 06066)

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Reviews

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Frequently asked questions

Where can patients find DR. MARY CATHERINE MERCADO (PSY,D)'s NPI?
You can confirm DR. MARY CATHERINE MERCADO (PSY,D) with NPI 1669806360; it appears in the national provider directory.
Is DR. MARY CATHERINE MERCADO (PSY,D) currently active in the NPI registry?
CMS-published data lists DR. MARY CATHERINE MERCADO (PSY,D) as an active registrant.
Can you summarize DR. MARY CATHERINE MERCADO (PSY,D)'s specialty in plain language?
Clinically, the directory lists DR. MARY CATHERINE MERCADO (PSY,D) with Clinical Psychologist. Clinical services aligned with this taxonomy classification.
Where does public data place DR. MARY CATHERINE MERCADO (PSY,D)?
The snapshot lists Vernon, Connecticut for DR. MARY CATHERINE MERCADO (PSY,D); download NPPES for the complete set.
Is DR. MARY CATHERINE MERCADO (PSY,D) a real provider?
This page reflects official NPPES data for NPI 1669806360. Always confirm identity and privileges with the practice and licensing boards.

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