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DR. RADHA GIRIDHARAN M.D.
NPI 1952396574
Psychiatry & Neurology - Neurology in Brooklyn, NY

Active since September 20, 2005PECOS Enrolled
450 CLARKSON AVE, SUITE A, BROOKLYN, NY 11203(718) 270-2430(718) 270-3840 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Radha Giridharan M.d. NPPES

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

DR. RADHA GIRIDHARAN M.D. (NPI 1952396574) is an individual neurology provider in Brooklyn, New York, licensed in New York (144831-1) and active in the NPI registry since September 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1952396574
Entity TypeIndividualFemale
Primary Taxonomy2084N0400X
Provider Legal NameDR. RADHA GIRIDHARANCredential: M.D.
Location Address450 CLARKSON AVE, SUITE ABrooklyn, NY 11203-2056
Mailing Address450 Clarkson Ave, Box 1262Brooklyn, NY 11203-2056 · (718) 270-8867 · Fax (718) 270-1794
Phone(718) 270-2430
Fax(718) 270-3840
Sole ProprietorNo
Enumeration DateSeptember 20, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1952396574 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in NY · 144831-1
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
450 CLARKSON AVE, Brooklyn, NY 11203
Open in Google Maps ↗

Other Identifiers 1

Medicaid00711082NY

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Radha Giridharan M.d. 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 Reassignment

Medicare enrollment records show Radha Giridharan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Hospital Of Brooklyn Suny Downstate Health Sciences Univers
0.1 mi
Family Medicine
470 CLARKSON AVE
Brooklyn, NY 11203
  • Reassigned Medicare billing, New York enrollment
  • 169 clinicians in this Medicare group
NPI 1396318986 (718) 270-1000

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 11203 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
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
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.

SUNY DOWNSTATE MEDICAL CENTER UHB
Obstetrics & Gynecology
450 CLARKSON AVE
BROOKLYN, NY 11203
Kings County (718) 363-2908
UNIVERSITY PHYSICIANS OF BROOKLYN
Internal Medicine (Gastroenterology)
450 CLARKSON AVE, SUITE A
BROOKLYN, NY 11203
Kings County (718) 270-1112
SNEHALATA R TOPGI MD
Emergency Medicine
450 CLARKSON AVE
BROOKLYN, NY 11203
Kings County (718) 270-3295
DR. MARYAM NOORI KOLOORI M.D.
Student in an Organized Health Care Education/Training Program
450 CLARKSON AVE, SUNY DOWNSTATE MEDICAL CENTER
BROOKLYN, NY 11203
Kings County (412) 737-3789
DR. VIVEK YADAV MD
Internal Medicine (Pulmonary Disease)
450 CLARKSON AVE
BROOKLYN, NY 11203
Kings County (718) 270-3302
DR. DANIEL BEEGAN MD
Family Medicine
450 CLARKSON AVE, MSC 67
BROOKLYN, NY 11203
Kings County (718) 270-4096
ELIEZER LEVITANSKY DO
Emergency Medicine
450 CLARKSON AVE
BROOKLYN, NY 11203
Kings County (245) 331-8718
MIGUEL ANGEL BARRIOS MD
Emergency Medicine
450 CLARKSON AVE
BROOKLYN, NY 11203
Kings County (718) 245-4798

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 Radha Giridharan's NPI number?

The NPI number for Radha Giridharan is 1952396574. It was assigned to this individual provider in the NPPES registry on September 20, 2005.

Where is Radha Giridharan located?

Radha Giridharan practices at 450 Clarkson Ave Suite A, Brooklyn, NY 11203. The listed phone number is (718) 270-2430.

What is Radha Giridharan's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Radha Giridharan enrolled in Medicare?

Yes. Radha Giridharan is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Radha Giridharan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Radha Giridharan reassigns Medicare benefits to University Hospital Of Brooklyn Suny Downstate Health Sciences Univers (Brooklyn, NY). The 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 Radha Giridharan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Radha Giridharan was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.