Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Dr. Rajat S Sanyal, M.D.

Q: What is the NPI number for Rajat Sanyal?

The National Provider Identifier (NPI) for Rajat Sanyal is 1235224858, a Type 1 (individual) record in the CMS NPPES registry.

Cardiovascular Disease Physician in Dobbs Ferry, NY · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1235224858

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Registry record

Entity type Individual (Type 1)

Name Dr. Rajat S Sanyal

Credential M.D.

Sex Male

Practice address Dobbs Ferry, NY, 10522

Phone (914) 478-0641

Fax (914) 478-3479

Enumeration date Oct 3, 2006

Last updated in NPPES Apr 24, 2013

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

207RC0000X Cardiovascular Disease Physician Allopathic & Osteopathic Physicians · License 203483 (NY) Primary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 203483 (NY) Secondary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
01902721	Medicaid	NY	-

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Rajat Sanyal?

The National Provider Identifier (NPI) for Rajat Sanyal is 1235224858, a Type 1 (individual) record in the CMS NPPES registry.

Where does Rajat Sanyal practice?

The practice location on file with NPPES is in Dobbs Ferry, NY. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-04-24.