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RAJESH MARIWALLA, MD PC
NPI 1457741035
Pediatrics in West Islip, NY

Active since February 03, 2015CLIA Certified · 2 labs
1175 MONTAUK HWY, SUITE 4, WEST ISLIP, NY 11795(631) 422-9600(631) 422-9697 Get Directions Write a Review

NPPES record last updated: February 18, 2015. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Rajesh Mariwalla, Md Pc NPPES

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

RAJESH MARIWALLA, MD PC (NPI 1457741035) is a healthcare organization registered as a pediatrics in West Islip, New York and active in the NPI registry since February 2015. The organization holds 2 active CLIA laboratory certificates and lists Rajesh Mariwalla, Md, as its authorized official.

NPPES Registry Identity

NPI1457741035
Entity TypeOrganization
Primary Taxonomy208000000X
Legal Business NameRAJESH MARIWALLA, MD PC
Location Address1175 MONTAUK HWY, SUITE 4West Islip, NY 11795-4939
Mailing Address1175 Montauk Hwy, Suite 4West Islip, NY 11795-4939 · (631) 422-9600 · Fax (631) 422-9697
Phone(631) 422-9600
Fax(631) 422-9697
Organization SubpartNo
Authorized OfficialRajesh MariwallaMd · (631) 422-9600
Enumeration DateFebruary 3, 2015
Last NPPES UpdateFebruary 18, 2015
✔ NPI 1457741035 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in NY · 153786✔ Licensed in NY · 217202✔ Licensed in NY · 209194
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.

Also ListedPhysician AssistantTaxonomy 363A00000X · License 008888 (NY)
1175 MONTAUK HWY, West Islip, NY 11795
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

CLIA Laboratory Certificates CMS CLIA 2

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Compliance 33D0156795

Rajesh Mariwalla Physician PC · West Islip, NY
Active · expires Jan 2, 2028
CLIA Number33D0156795
Laboratory TypePhysician Office
Certificate Effective DateJanuary 3, 2026
Certificate Expiration DateJanuary 2, 2028
Laboratory DirectorDr. Rajesh Mariwalla
Laboratory Phone(631) 422-9600
Laboratory LocationRajesh Mariwalla Physician PC1175 Montauk Hwy Suite #4, West Islip, NY 11795
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Certificate of Waiver 33D0159935

Rajesh Mariwalla Physician PC · West Islip, NY
Active · expires Dec 31, 2027
CLIA Number33D0159935
Laboratory TypePhysician Office
Certificate Effective DateJanuary 1, 2026
Certificate Expiration DateDecember 31, 2027
Laboratory DirectorDr. Rajesh Mariwalla
Laboratory Phone(631) 422-9600
Laboratory LocationRajesh Mariwalla Physician PC1111 Montauk Highway, Suite 104, West Islip, NY 11795
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 20

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

BORIS MATUSEVICH MD
Anesthesiology
1175 MONTAUK HWY, SUITE 1
WEST ISLIP, NY 11795
Suffolk County (631) 321-0570
DR. DARIUS SORBI M.D.
Internal Medicine (Gastroenterology)
1175 MONTAUK HWY, SUITE 3
WEST ISLIP, NY 11795
Suffolk County (631) 669-1171
DR. CHRISTINE CERNIELLO DO
Pediatrics
1175 MONTAUK HWY, SUITE 4
WEST ISLIP, NY 11795
Suffolk County (631) 422-9600
RAJESH MARIWALLA MD
Pediatrics
1175 MONTAUK HWY, SUITE #4
WEST ISLIP, NY 11795
Suffolk County (631) 422-9600
RAJIV SAXENA MD
Internal Medicine (Gastroenterology)
1175 MONTAUK HWY, SUITE 3
WEST ISLIP, NY 11795
Suffolk County (631) 669-1171
BORIS MATUSEVICH PHYSICIAN PC
Anesthesiology
1175 MONTAUK HWY, SUITE 3
WEST ISLIP, NY 11795
Suffolk County (631) 669-1171
ISLAND ENDOSCOPY CENTER LLC
Clinic/Center (Ambulatory Surgical)
1175 MONTAUK HWY
WEST ISLIP, NY 11795
Suffolk County (631) 482-1652
PINNACLE PHYSICAL MEDICINE AND REHABILITATION, PC
Physical Medicine & Rehabilitation
1175 MONTAUK HWY, SUITE 6
WEST ISLIP, NY 11795
Suffolk County (631) 422-5371

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 Rajesh Mariwalla, MD PC's NPI number?

The NPI number for Rajesh Mariwalla, MD PC is 1457741035. It was assigned to this organization in the NPPES registry on February 3, 2015.

Where is Rajesh Mariwalla, MD PC located?

Rajesh Mariwalla, MD PC is located at 1175 Montauk Hwy Suite 4, West Islip, NY 11795. The listed phone number is (631) 422-9600.

What is Rajesh Mariwalla, MD PC's specialty?

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

Does Rajesh Mariwalla, MD PC hold CLIA laboratory certificates?

Yes. 2 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

When was this NPI record last updated?

The NPPES record for Rajesh Mariwalla, MD PC was last updated on February 18, 2015. NPI Profile syncs with the weekly NPPES data releases published by CMS.