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KRITHIKA NAMASIVAYAM
NPI 1598226318
Internal Medicine - Critical Care Medicine in Rahway, NJ

Active since March 26, 2019PECOS EnrolledAccepts Medicare Assignment
865 STONE ST, RAHWAY, NJ 07065(732) 381-4200 Get Directions Write a Review

NPPES record last updated: May 28, 2025. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: May 28, 2025, May 24, 2025 (2 updates tracked since 2025).

About Krithika Namasivayam NPPES

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

KRITHIKA NAMASIVAYAM (NPI 1598226318) is an individual critical care medicine provider in Rahway, New Jersey, licensed in New Jersey (25MA12320700) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, is affiliated with Robert Wood Johnson University Hospital At Rahway, and maintains a secondary practice location in New Brunswick.

NPPES Registry Identity

NPI1598226318
Entity TypeIndividualFemale
Primary Taxonomy207RC0200X
Provider Legal NameKRITHIKA NAMASIVAYAM
Location Address865 STONE STRahway, NJ 07065-2742
Mailing Address1727 Essex St Apt 504Rahway, NJ 07065-5064 · (732) 381-4200
Phone(732) 381-4200
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateMarch 26, 2019
Last NPPES UpdateMay 28, 20252 updates tracked since enumeration
NPPES CertifiedMay 28, 2025
✔ NPI 1598226318 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
License✔ Licensed in NJ · 25MA12320700
Definition
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License 25MA12320700 (NJ)
865 STONE ST, Rahway, NJ 07065
Open in Google Maps ↗

Secondary Practice Location 1

Location 11 Robert Wood Johnson PlNew Brunswick, NJ 08901-1928 · Phone (732) 828-3000

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

Krithika Namasivayam 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 ID5193211035
PECOS Enrollment IDI20251231000126
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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Robert Wood Johnson University Hospital At Rahway

Acute Care Hospitals · Rahway, NJ
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310024
Location865 Stone StRahway, NJ 07065 · Union County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07065 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$144.86 typical visit price
range $63.84 – $190.92
Typical copayment $36.21 (range $15.96 – $47.73)
Most-billed visit code 99204
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

MR. BASIL ADAMS PA
Physician Assistant
865 STONE ST
RAHWAY, NJ 07065
Union County (732) 381-4200
DR. SANDRA ELIZABETH SICULAR M.D.
Emergency Medicine
865 STONE ST
RAHWAY, NJ 07065
Union County (732) 381-4200
DR. MAXIMO E GOMEZ ALMONTE MD
Internal Medicine
865 STONE ST
RAHWAY, NJ 07065
Union County (732) 381-4200
DR. GARY D KRONFELD M.D.
Radiology (Diagnostic Radiology)
865 STONE ST
RAHWAY, NJ 07065
Union County (952) 595-1100
MUHAMMAD AFZAL KHAN MD
Internal Medicine
865 STONE ST
RAHWAY, NJ 07065
Union County (732) 937-8939
MUHAMMAD USMAN SAJJAD
Pharmacist (Critical Care)
865 STONE ST
RAHWAY, NJ 07065
Union County (732) 499-6321
MS. SILVIYA PEROOKUNNEL D.O.
Internal Medicine
865 STONE ST
RAHWAY, NJ 07065
Union County (732) 937-8939
DR. SCOTT MERLIN M.D.
Specialist
865 STONE ST, DEPARTMENT OF PATHOLOGY
RAHWAY, NJ 07065
Union County (732) 499-6139

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 Krithika Namasivayam's NPI number?

The NPI number for Krithika Namasivayam is 1598226318. It was assigned to this individual provider in the NPPES registry on March 26, 2019.

Where is Krithika Namasivayam located?

Krithika Namasivayam practices at 865 Stone St, Rahway, NJ 07065. The listed phone number is (732) 381-4200.

What is Krithika Namasivayam's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is Krithika Namasivayam enrolled in Medicare?

Yes. Krithika Namasivayam 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.

Is Krithika Namasivayam affiliated with any hospitals?

According to CMS data, Krithika Namasivayam is affiliated with Robert Wood Johnson University Hospital At Rahway.

When was this NPI record last updated?

The NPPES record for Krithika Namasivayam was last updated on May 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.