JAN HAROLD DE LA CRUZ SIA (MD) – Developmental - Behavioral Pediatrics Physician, NPI 1497907695

JAN HAROLD DE LA CRUZ SIA (MD) is a healthcare provider. based in New haven, Connecticut. specializing in Developmental - Behavioral Pediatrics Physician. They hold the professional credentials MD. They hold a License No. MD12665 (RI). The NPI Number for JAN HAROLD DE LA CRUZ SIA (MD) is 1497907695

Main info

Male
Sole Proprietor
Name
JAN HAROLD DE LA CRUZ SIA (MD)
NPI
1497907695
Phone
Not provided
Address
333 CEDAR STREET
Enumeration Date
21 October 2008
Last Update Date
3 November 2011
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience57
Completeness75
Years active:17State licenses:2Digital endpointsOther names

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Provider Addresses for JAN HAROLD DE LA CRUZ SIA (MD)

  • 333, Cedar Street, Downtown, New Haven, New Haven County, Connecticut, 06519, United States

    NEW HAVEN, CT 06520

    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)

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Medicare Enrollment & Revalidation

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Medicare Utilization (FFS)

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

Insurance plans in this area (ZIP 06520)

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Frequently asked questions

Where can patients find JAN HAROLD DE LA CRUZ SIA (MD)'s NPI?
You can confirm JAN HAROLD DE LA CRUZ SIA (MD) with NPI 1497907695; it appears in the national provider directory.
Is JAN HAROLD DE LA CRUZ SIA (MD)'s enrollment marked active?
An active flag here means the NPI record is not in a deactivated state.
What kind of provider is JAN HAROLD DE LA CRUZ SIA (MD)?
The page reflects Developmental - Behavioral Pediatrics Physician for JAN HAROLD DE LA CRUZ SIA (MD). Clinical services aligned with this taxonomy classification.
Does JAN HAROLD DE LA CRUZ SIA (MD) practice in Connecticut?
You will see New Haven, Connecticut on file for JAN HAROLD DE LA CRUZ SIA (MD) alongside any extra practice locations.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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