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TAMARA SIBALIC-MANDIC PHYSICIAN INTERNAL MEDICINE PC
NPI 1720870496
Internal Medicine in Staten Island, NY

Active since May 20, 2025
88 OLD TOWN ROAD, STATEN ISLAND, NY 10304(732) 306-7899(732) 654-8856 Get Directions Write a Review

NPPES record last updated: May 20, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Tamara Sibalic-mandic Physician Internal Medicine Pc NPPES

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

TAMARA SIBALIC-MANDIC PHYSICIAN INTERNAL MEDICINE PC (NPI 1720870496) is a healthcare organization registered as an internal medicine in Staten Island, New York and active in the NPI registry since May 2025. The organization lists Tamara Sibalic-mandic, Md, as its authorized official.

NPPES Registry Identity

NPI1720870496
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameTAMARA SIBALIC-MANDIC PHYSICIAN INTERNAL MEDICINE PC
Location Address88 OLD TOWN ROADStaten Island, NY 10304
Mailing Address9 Lee Lee LaneLaurence Harbor, NJ 08879 · (732) 306-7899 · Fax (732) 654-8856
Phone(732) 306-7899
Fax(732) 654-8856
Organization SubpartNo
Authorized OfficialTamara Sibalic-mandicMd · (732) 306-7899
Enumeration DateMay 20, 2025
✔ NPI 1720870496 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
88 OLD TOWN ROAD, Staten Island, NY 10304
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Other Identifiers 1

Medicaid03405658NY

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 SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tamara Sibalic-mandic Physician Internal Medicine Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Tamara Sibalic-Mandic Physician Internal Medicine PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Tamara Sibalic Mandic, MD
Internal Medicine
NPI 1285635565
88 OLD TOWN RD
Staten Island, NY 10304
(732) 306-7899
✔ PECOSSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Tamara Sibalic-Mandic Physician Internal Medicine PC's NPI number?

The NPI number for Tamara Sibalic-Mandic Physician Internal Medicine PC is 1720870496. It was assigned to this organization in the NPPES registry on May 20, 2025.

Where is Tamara Sibalic-Mandic Physician Internal Medicine PC located?

Tamara Sibalic-Mandic Physician Internal Medicine PC is located at 88 Old Town Road, Staten Island, NY 10304. The listed phone number is (732) 306-7899.

What is Tamara Sibalic-Mandic Physician Internal Medicine PC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Tamara Sibalic-Mandic Physician Internal Medicine PC enrolled in Medicare?

Yes. Tamara Sibalic-Mandic Physician Internal Medicine PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Tamara Sibalic-Mandic Physician Internal Medicine PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Tamara Sibalic-Mandic Physician Internal Medicine PC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Tamara Sibalic-Mandic Physician Internal Medicine PC was last updated on May 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.