NPPES file of Aug 9, 2026

Krithika Namasivayam

Critical Care Medicine (Internal Medicine) Physician · Rahway, NJ

Krithika Namasivayam is a critical care medicine (internal medicine) physician with a practice address in Rahway, New Jersey, and NPI 1598226318, issued on Mar 26, 2019. Check the license (New Jersey 25MA12320700, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598226318
Name
Krithika Namasivayam
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License number
25MA12320700 NJ
Self-reported in NPPES; status is on the state search
Practice location
865 Stone St, Rahway, NJ 07065
Phone
(732) 381-4200
Enumerated
Mar 26, 2019
Record last updated
May 28, 2025
Medicare enrollment
Enrolled (PECOS I20251231000126); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 865 Stone St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Basil Adams, PAPhysician Assistant1003500778
  2. Jane Afremova, APRN, A-GNP-CGerontology Nurse Practitioner1154889301
  3. Rayshma AliEmergency Medicine Physician1932134285
  4. Zachary Bakun, MDInternal Medicine Physician1962038877
  5. Philip CaivanoPeer Specialist1134095763
  6. Arunateja Chennareddy, NURSE PRACTITIONERNurse Practitioner1518528538

Verify Krithika Namasivayam in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license 25MA12320700
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New Jersey license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Rwjbh Observation Associates LLCRahway, NJ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Krithika Namasivayam among 225 critical care medicine (internal medicine) physician records in New Jersey

Krithika Namasivayam is one of 225 critical care medicine (internal medicine) physician records with a practice address in New Jersey. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 88% of them.

  • NPI issued2019 · 88% of these records are older, 6% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 85% of these records are
  • Graduated2019 · median 2011 among the 192 with a school on file
  • Record last updated2025 · 34% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine (Internal Medicine) Physician providers in New Jersey

There are 225 critical care medicine (internal medicine) physician records in New Jersey.

The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes

  1. Neophytos Zambas, DORahway, NJ 070651992357503
  2. Robert Bayly, M.D.Plainfield, NJ 070611932304524
  3. Eva Besserman, D.O.Plainfield, NJ 070611184826661
  4. Tanvir Salam, MDWarren, NJ 070591982994331
  5. Joseph Dituro, M.D. N.D. B.C.I.M.East Rutherford, NJ 070731194871459
  6. Milan Patel, M.D.Passaic, NJ 070551093078347
  7. Jamie Baux-Johnson, MDWest Orange, NJ 070521760705719
  8. Mark Ramzy, DOWest Orange, NJ 070521841729340

Common questions

What is Krithika Namasivayam's NPI number?

Krithika Namasivayam's National Provider Identifier (NPI) is 1598226318, issued on Mar 26, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Krithika Namasivayam located?

The NPPES record lists a practice address at 865 Stone St, Rahway, NJ, 07065. Phone: (732) 381-4200. Providers update this record themselves, so call before visiting.

How can I verify Krithika Namasivayam's license?

NPPES lists New Jersey license number 25MA12320700, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.