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ARJUN VISWANATHAN
NPI 1992228829
Nurse Practitioner - Psychiatric/Mental Health in New York, NY

Active since July 23, 2017PECOS Enrolled
276 5TH AVE RM 604, NEW YORK, NY 10001(917) 914-5231(917) 809-4145 Get Directions Write a Review

NPPES record last updated: June 4, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 4, 2026, Sep 27, 2021, Jul 23, 2017 (3 updates tracked since 2017).

About Arjun Viswanathan NPPES

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

ARJUN VISWANATHAN (NPI 1992228829) is an individual psychiatric/mental health provider in New York, New York, licensed in New York (F402564-01) and active in the NPI registry since July 2017. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1992228829
Entity TypeIndividualMale
Primary Taxonomy363LP0808X
Provider Legal NameARJUN VISWANATHAN
Location Address276 5TH AVE RM 604New York, NY 10001-4527
Mailing Address160 E 38th St Apt 31bNew York, NY 10016-2614 · (917) 575-5140
Phone(917) 914-5231
Fax(917) 809-4145
Sole ProprietorNo
Enumeration DateJuly 23, 2017
Last NPPES UpdateJune 4, 20263 updates tracked since enumeration
NPPES CertifiedJune 4, 2026
✔ NPI 1992228829 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in NY · F402564-01
Also ListedRegistered NurseTaxonomy 163W00000X · License 26NR18701700 (NJ), 710928-01 (NY)
276 5TH AVE RM 604, New York, NY 10001
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Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Arjun Viswanathan is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignments

2

Medicare enrollment records show Arjun Viswanathan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Empire State Psychiatric Medicine PLLC
0.6 mi
Psychiatry
315 MADISON AVE RM 2000
New York, NY 10017
  • Reassigned Medicare billing, New York enrollment
  • 18 clinicians in this Medicare group
NPI 1245087261 (646) 661-5225
Catholic Charities Neighborhood Services, Inc.
3.7 mi
Mental Health (Including Community Mental Health Center)
191 JORALEMON ST, 14TH FLOOR
Brooklyn, NY 11201
  • Reassigned Medicare billing, New York enrollment
  • 76 clinicians in this Medicare group
NPI 1548373921 (718) 722-6000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10001 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
$102.04 typical visit price
range $65.69 – $198.19
Typical copayment $25.51 (range $16.42 – $49.54)
Most-billed visit code 99203
Established Patient
$114.88 typical visit price
range $21.20 – $160.66
Typical copayment $28.72 (range $5.30 – $40.16)
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 18

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. FELICITY TSIKIWA PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
276 5TH AVE RM 604
NEW YORK, NY 10001
New York County (917) 994-9060
DR. ERICA JAEIN LEE MD
Psychiatry & Neurology (Psychiatry)
276 5TH AVE RM 604
NEW YORK, NY 10001
New York County (646) 568-7050
NF PSYCHOLOGY PLLC
Psychologist
276 5TH AVE RM 604
NEW YORK, NY 10001
New York County (917) 524-6859
WON-HE LEE MD
Psychiatry & Neurology (Psychiatry)
276 5TH AVE RM 604
NEW YORK, NY 10001
New York County (929) 679-5267
TARIQ WRIGHT
Counselor (Mental Health)
276 5TH AVE RM 604
NEW YORK, NY 10001
New York County (646) 960-3451
SONDER NURSE PRACTITIONER IN PSYCHIATRY PLLC
Nurse Practitioner (Psychiatric/Mental Health)
276 5TH AVE RM 604
NEW YORK, NY 10001
New York County (929) 781-4218
DR. NICOLAS FERNANDEZ PHD
Psychologist (Clinical)
276 5TH AVE RM 604
NEW YORK, NY 10001
New York County (203) 942-8283
SHERRY CHEN LCSW
Social Worker (Clinical)
276 5TH AVE RM 604
NEW YORK, NY 10001
New York County (347) 657-5424

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 Arjun Viswanathan's NPI number?

The NPI number for Arjun Viswanathan is 1992228829. It was assigned to this individual provider in the NPPES registry on July 23, 2017.

Where is Arjun Viswanathan located?

Arjun Viswanathan practices at 276 5th Ave Rm 604, New York, NY 10001. The listed phone number is (917) 914-5231.

What is Arjun Viswanathan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Arjun Viswanathan enrolled in Medicare?

Yes. Arjun Viswanathan is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Arjun Viswanathan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Arjun Viswanathan reassigns Medicare benefits to 2 organizations: Empire State Psychiatric Medicine PLLC (New York, NY) and Catholic Charities Neighborhood Services, Inc. (Brooklyn, NY). Each 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 Arjun Viswanathan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Arjun Viswanathan accept?

Health plans from Oscar Health list Arjun Viswanathan 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 Arjun Viswanathan was last updated on June 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.