DR. LAWRENCE TSE SIEW M.D.
NPI 1891933727
Pediatrics - Pediatric Emergency Medicine in New Haven, CT

Active since January 30, 2009PECOS EnrolledAccepts Medicare Assignment
100 YORK ST STE 1F, NEW HAVEN, CT 06511(203) 737-7445 Get Directions Write a Review

NPPES record last updated: June 29, 2012. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Lawrence Tse Siew M.d. NPPES

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

DR. LAWRENCE TSE SIEW M.D. (NPI 1891933727) is an individual pediatric emergency medicine provider in New Haven, Connecticut, licensed in Connecticut (050576) and active in the NPI registry since January 2009. He is enrolled in Medicare PECOS and is a graduate of Rutgers New Jersey Medical School (2005).

NPPES Registry Identity

NPI1891933727
Entity TypeIndividualMale
Primary Taxonomy2080P0204X
Provider Legal NameDR. LAWRENCE TSE SIEWCredential: M.D.
Location Address100 YORK ST STE 1FNew Haven, CT 06511-5664
Mailing Address100 York St Ste 1fNew Haven, CT 06511-5664
Sole ProprietorNo
Medical School CMSRutgers New Jersey Medical SchoolGraduated 2005
Enumeration DateJanuary 30, 2009
Last NPPES UpdateJune 29, 2012
NPI 1891933727 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPediatrics · Pediatric Emergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080P0204X
License Licensed in CT · 050576
Definition
A pediatrician who has special qualifications to manage emergencies in infants and children.
Also ListedPediatricsTaxonomy 208000000X · License 244113 (NY)
100 YORK ST STE 1F, New Haven, CT 06511

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Lawrence Tse Siew M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6305006271
PECOS Enrollment IDI20120330000025
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.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Emergency Medicine
100 YORK ST STE 1F
NEW HAVEN, CT 06511
Pediatrics (Pediatric Emergency Medicine)
100 YORK ST STE 1F
NEW HAVEN, CT 06511

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 Lawrence Siew's NPI number?

The NPI number for Lawrence Siew is 1891933727. It was assigned to this individual provider in the NPPES registry on January 30, 2009.

Where is Lawrence Siew located?

Lawrence Siew practices at 100 York St Ste 1F, New Haven, CT 06511. The listed phone number is (203) 737-7445.

What is Lawrence Siew's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Emergency Medicine, with taxonomy code 2080P0204X.

Is Lawrence Siew enrolled in Medicare?

Yes. Lawrence Siew is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Lawrence Siew was last updated on June 29, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.