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THOMAS ROBERT MERCIER MD
NPI 1467539023
Pediatrics in Mattituck, NY

Active since November 01, 2006PECOS Enrolled
1045 LOVE LANE, MATTITUCK, NY 11952(631) 298-5454(631) 298-5452 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Thomas Robert Mercier Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

THOMAS ROBERT MERCIER MD (NPI 1467539023) is an individual pediatrics provider in Mattituck, New York, licensed in New York (134761) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1467539023
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameTHOMAS ROBERT MERCIERCredential: MD
Location Address1045 LOVE LANEMattituck, NY 11952-0994
Mailing AddressPo Box 1423Mattituck, NY 11952-0994 · (631) 298-5454 · Fax (631) 298-5452
Phone(631) 298-5454
Fax(631) 298-5452
Sole ProprietorNo
Enumeration DateNovember 1, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1467539023 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in NY · 134761
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
1045 LOVE LANE, Mattituck, NY 11952
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Other Identifiers 3

Medicare UPINB15540
Other50A531Blue Cross Blue Shield
Medicaid00589693NY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Thomas Robert Mercier Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11952 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$105.06 typical visit price
range $67.40 – $203.53
Typical copayment $26.26 (range $16.85 – $50.88)
Most-billed visit code 99203
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Thomas Mercier's NPI number?

The NPI number for Thomas Mercier is 1467539023. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Where is Thomas Mercier located?

Thomas Mercier practices at 1045 Love Lane, Mattituck, NY 11952. The listed phone number is (631) 298-5454.

What is Thomas Mercier's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Thomas Mercier enrolled in Medicare?

Yes. Thomas Mercier is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Thomas Mercier was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.