LEO Clinic – Primary Care Clinic/Center, NPI 1356939656

LEO Clinic is a healthcare provider. based in Hartford, Connecticut. specializing in Primary Care Clinic/Center. The NPI Number for LEO Clinic is 1356939656

Main info

Organization
Name
LEO Clinic
NPI
1356939656
Phone
(860) 249-0975
Address
54 FOREST ST
Authorized Official
CARLOS MARRERO DIRECTOR MSW, ACSW
Enumeration Date
4 January 2021
Last Update Date
18 May 2023
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience35
Completeness80
Years active:5State licenses:0Digital endpointsUpdated within 12 months

Provider Addresses for LEO Clinic

  • 54 FOREST ST

    HARTFORD, CT 061053204

    Phone: (860) 249-0975

    Type: Location

  • PO BOX 380322

    EAST HARTFORD, CT 061380322

    Phone: (860) 249-0975

    Fax: (860) 249-0975

    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: 2023-07-07

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
O20230707000966OClinic/Group PracticeCTTBD

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 06105)

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Reviews

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Frequently asked questions

What identifier follows LEO Clinic across health systems?
The NPI 1356939656 uniquely identifies LEO Clinic in U.S. healthcare data.
Is LEO Clinic's NPI status active today?
Active status means LEO Clinic's NPI record is not deactivated in the public file.
What type of care does LEO Clinic provide?
LEO Clinic's profile centers on Primary Care Clinic/Center. Clinical services aligned with this taxonomy classification.
What city is tied to LEO Clinic?
The directory associates LEO Clinic with Hartford, Connecticut. Check all listed addresses for suites or satellite offices.
Why is information missing for LEO Clinic?
Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.

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