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CLARK MEDICAL SERVICE LLC
NPI 1710431291
Internal Medicine in Bloomfield, NJ

Active since August 12, 2016
135 BLOOMFIELD AVE STE F, BLOOMFIELD, NJ 07003(862) 213-0033 Get Directions Write a Review

NPPES record last updated: August 12, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Clark Medical Service Llc NPPES

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

CLARK MEDICAL SERVICE LLC (NPI 1710431291) is a healthcare organization registered as an internal medicine in Bloomfield, New Jersey and active in the NPI registry since August 2016. The organization lists Mounir Y Abdelshahid, M.d., as its authorized official.

NPPES Registry Identity

NPI1710431291
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameCLARK MEDICAL SERVICE LLC
Location Address135 BLOOMFIELD AVE STE FBloomfield, NJ 07003-5902
Mailing Address135 Bloomfield Ave Ste FBloomfield, NJ 07003-5902
Phone(862) 213-0033
Organization SubpartNo
Authorized OfficialMounir Y AbdelshahidM.d. · (862) 213-0033
Enumeration DateAugust 12, 2016
✔ NPI 1710431291 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.
135 BLOOMFIELD AVE STE F, Bloomfield, NJ 07003
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Other Identifiers 1

Medicaid0343757NJ

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

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Clark Medical Service Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Clark Medical Service LLC, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Mounir Abdelshahid, M.D.
Internal Medicine
NPI 1780872838
135 BLOOMFIELD AVE STE K
Bloomfield, NJ 07003
(973) 337-5993
✔ PECOS✔ Accepts MedicareSame address
Catalino Dela Cruz, M.D.
Cardiovascular Disease (Cardiology)
NPI 1124131016
135 BLOOMFIELD AVE SUITE B
Bloomfield, NJ 07003
(973) 743-2248
✔ PECOS✔ Accepts MedicareSame 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 Clark Medical Service LLC's NPI number?

The NPI number for Clark Medical Service LLC is 1710431291. It was assigned to this organization in the NPPES registry on August 12, 2016.

Where is Clark Medical Service LLC located?

Clark Medical Service LLC is located at 135 Bloomfield Ave Ste F, Bloomfield, NJ 07003. The listed phone number is (862) 213-0033.

What is Clark Medical Service LLC's specialty?

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

Is Clark Medical Service LLC enrolled in Medicare?

Yes. Clark Medical Service LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Clark Medical Service LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Clark Medical Service LLC, in Cardiovascular Disease (Cardiology) and Internal Medicine. 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. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Clark Medical Service LLC accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Clark Medical Service LLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Clark Medical Service LLC was last updated on August 12, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.