RAMASWAMY VISWANATHAN M.D. NPI 1215986831

NPI Information

NPI: 1215986831
Provider Name: RAMASWAMY VISWANATHAN, M.D.
Classification: Psychiatry & Neurology - 2084A0401X
Specialization: Addiction Medicine
Entity Type: Individual
PECOS Registration: Yes
Address: 450 CLARKSON AVE
BROOKLYN, NY
ZIP 11203
Phone: (718) 270-2352

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NPI Details

Ramaswamy Viswanathan, M.D. is an addiction medicine psychiatry neurology in Brooklyn, NY with 53 years of experience. The provider is a doctor of osteopathy board eligible/certified in the field of Psychiatry by the American Osteopathic Board of Neurology and Psychiatry is able to obtain a Certificate of Added Qualifications in the field of Addiction Medicine Ramaswamy Viswanathan, M.D. NPI is 1215986831. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

450 CLARKSON AVE
BROOKLYN, NY
ZIP 11203-056
Phone: (718) 270-2352
Fax: (718) 270-3355

The NPI 1215986831 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

Psychotherapy with evaluation and management visit, 30 minutes (HCPCS:90833)
Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)

The enumeration date for this NPI number is 5/9/2006 and was last updated on 3/27/2023.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No.	Taxonomy Code	Taxonomy Clasification	Taxonomy Specialization	License Number	License State	Primary
1	2084P0800X	Psychiatry & Neurology	Psychiatry	130329	NEW YORK	No
2	2084A0401X	Psychiatry & Neurology	Addiction Medicine	130329	NEW YORK	Yes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No.	Other Provider Identifier	Other Provider Identifier Type	Other Provider Identifier State	Other Provider Identifier Issuer
1	0013680	OTHER	NEW YORK	GHI
2	35996	OTHER	NEW YORK	BLUE SHIELD
3	02365960	MEDICAID	NEW YORK
4	KS589	OTHER	NEW YORK	OXFORD HEALTH INSURANCE
5	147581	OTHER	NEW YORK	VALUEOPTIONS

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 3/30/2025

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