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NORTH WARD MEDICAL ARTS LLC
NPI 1538790563
Internal Medicine in Newark, NJ

Active since January 29, 2020CLIA 31D2297424 · Waiver
485-491 MT PROSPECT AVE 1ST FLOOR, NEWARK, NJ 07104(973) 485-6433(973) 675-0040 Get Directions Write a Review

NPPES record last updated: April 1, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 1, 2025, Jan 31, 2020 (2 updates tracked since 2020).

About North Ward Medical Arts Llc NPPES

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

NORTH WARD MEDICAL ARTS LLC (NPI 1538790563) is a healthcare organization registered as an internal medicine in Newark, New Jersey and active in the NPI registry since January 2020. The organization holds a CLIA Waiver certificate valid through January 16, 2028 and lists Alexander Salerno, Owner, as its authorized official.

NPPES Registry Identity

NPI1538790563
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameNORTH WARD MEDICAL ARTS LLC
Location Address485-491 MT PROSPECT AVE 1ST FLOORNewark, NJ 07104-2903
Mailing Address523 Park AveOrange, NJ 07050-1703 · (862) 229-1516 · Fax (973) 675-0040
Phone(973) 485-6433
Fax(973) 675-0040
Organization SubpartNo
Authorized OfficialAlexander SalernoOwner · (973) 672-8573
Enumeration DateJanuary 29, 2020
Last NPPES UpdateApril 1, 20252 updates tracked since enumeration
NPPES CertifiedMarch 31, 2025
✔ NPI 1538790563 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.
485-491 MT PROSPECT AVE 1ST FLOOR, Newark, NJ 07104
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-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)

North Ward Medical Arts Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

46

Medicare enrollment records show 46 clinicians reassign Medicare billing to North Ward Medical Arts LLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 24 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 12

Nurse Practitioner15
Family Practice9
Internal Medicine6
Diagnostic Radiology5
Neurology3
Cardiovascular Disease (Cardiology)2
Clinical Social Worker1
Psychiatry1
4 other specialties4

Nearest to this location (20)

See all 46
Albery Paula, MD
Family Practice
NPI 1962190645
491 MOUNT PROSPECT AVE FL 1
Newark, NJ 07104
(973) 485-6433
✔ PECOS✔ Accepts MedicareSame address
Jenna Bellafiore, DO
Rheumatology
NPI 1578138442
111 CENTRAL AVE MEDICAL EDUCATION DEPT FLOOR D7
Newark, NJ 07102
(973) 877-5465
✔ PECOS1.8 mi
Josephine Rodriguez, PMHNP-BC
Nurse Practitioner
NPI 1952165003
550 BROAD ST STE 606
Newark, NJ 07102
(201) 822-1161
✔ PECOS✔ Accepts Medicare1.8 mi
Kamilla Christopher, AGNP
Nurse Practitioner
NPI 1699431361
120 DODD ST
East Orange, NJ 07017
(973) 672-8573
✔ PECOS2.2 mi
Maria Christina Errazo, APN
Nurse Practitioner
NPI 1932644812
613 PARK AVE 2ND FLOOR
East Orange, NJ 07017
(973) 672-2455
✔ PECOS✔ Accepts Medicare2.5 mi
Alexander Salerno, MD
Internal Medicine
NPI 1962476903
613 PARK AVE
East Orange, NJ 07017
(973) 672-8573
✔ PECOS✔ Accepts Medicare2.5 mi
Christopher Tzanavaris, MD
Pulmonary Disease
NPI 1508326463
613 PARK AVE
East Orange, NJ 07017
(973) 672-8573
✔ PECOS✔ Accepts Medicare2.5 mi
Keira Werner, APN
Nurse Practitioner
NPI 1386486330
613 PARK AVENUE
East Orange, NJ 07017
(866) 525-9018
✔ PECOS✔ Accepts Medicare2.5 mi
Kuang-Yiao Hsieh, MD
Urology
NPI 1114968260
256 BROAD ST
Bloomfield, NJ 07003
(973) 743-4450
✔ PECOS✔ Accepts Medicare2.8 mi
Robert Lohse, FNP-BC
Nurse Practitioner
NPI 1063092112
256 BROAD ST
Bloomfield, NJ 07003
(973) 743-4450
✔ PECOS✔ Accepts Medicare2.8 mi
Sonia Rodrigues, DNP
Nurse Practitioner
NPI 1598511800
292 LAFAYETTE ST
Newark, NJ 07105
(973) 672-8573
✔ PECOS2.9 mi
Christopher Medina, MD
Neurology
NPI 1639707169
523 PARK AVE
Orange, NJ 07050
(973) 672-8573
✔ PECOS✔ Accepts Medicare3.5 mi
Ayme Frometa, M.D.
Psychiatry
NPI 1669600995
201 LYONS AVE
Newark, NJ 07112
(973) 926-3693
✔ PECOS✔ Accepts Medicare4.7 mi
Carmen Garmendia
Nurse Practitioner
NPI 1417678798
121 PROSPECT ST
Passaic, NJ 07055
(973) 777-3006
✔ PECOS✔ Accepts Medicare6.7 mi
Lawrence Villanueva, DO
Family Practice
NPI 1881386795
176 PALISADE AVE
Jersey City, NJ 07306
(201) 795-8200
✔ PECOS✔ Accepts Medicare6.7 mi
Cristian Serna-Tamayo, M.D.
Internal Medicine
NPI 1396125381
355 GRAND ST
Jersey City, NJ 07302
(347) 387-6910
✔ PECOS7.2 mi
Damaris Ramirez-Frias, LICENSED SOCIAL WORK
Clinical Social Worker
NPI 1124626908
1157 MAIN AVE
Clifton, NJ 07011
(973) 341-9869
✔ PECOS✔ Accepts Medicare7.6 mi
Prudence Arthur
Nurse Practitioner
NPI 1881112175
225 W JERSEY ST
Elizabeth, NJ 07202
(908) 353-1220
✔ PECOS✔ Accepts Medicare7.8 mi
Roel Galope, DO
Diagnostic Radiology
NPI 1629021779
141 WASHINGTON ST
Lodi, NJ 07644
(201) 658-8031
✔ PECOS✔ Accepts Medicare8.6 mi
James Friedlander, DO, MS
Family Practice
NPI 1265932131
255 GREENWICH ST RM 510
New York, NY 10007
(212) 298-2720
✔ PECOS✔ Accepts Medicare9.1 mi
See all 46 clinicians

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

CLIA Laboratory Certificates CMS CLIA

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 Waiver 31D2297424

North Ward Medical Arts LLC · Newark, NJ
Active · expires Jan 16, 2028
CLIA Number31D2297424
Laboratory TypePhysician Office
Certificate Effective DateJanuary 17, 2026
Certificate Expiration DateJanuary 16, 2028
Laboratory DirectorAlexander G. Salerno
Laboratory Phone(973) 672-8573
Laboratory LocationNorth Ward Medical Arts LLC485 Mt Prospect Ave 1st Floor, Newark, NJ 07104
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 North Ward Medical Arts LLC's NPI number?

The NPI number for North Ward Medical Arts LLC is 1538790563. It was assigned to this organization in the NPPES registry on January 29, 2020.

Where is North Ward Medical Arts LLC located?

North Ward Medical Arts LLC is located at 485-491 Mt Prospect Ave 1st Floor, Newark, NJ 07104. The listed phone number is (973) 485-6433.

What is North Ward Medical Arts LLC's specialty?

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

Is North Ward Medical Arts LLC enrolled in Medicare?

Yes. North Ward Medical Arts LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through North Ward Medical Arts LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 46 clinicians in 12 Medicare specialties reassign their Medicare billing to North Ward Medical Arts LLC. 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. The largest specialties are Nurse Practitioner (15), Family Practice (9) and Internal Medicine (6). Of these, 1 practice at this address and 24 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does North Ward Medical Arts LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 31D2297424) is associated with this NPI, valid through January 16, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for North Ward Medical Arts LLC was last updated on April 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.