Alyssa Kirby Horowitz, ND

Alyssa Kirby Horowitz is a Naturopath provider (Naturopath) practicing in Putnam, CT, registered in the NPPES registry with NPI 1639777576 since 2020. Practices at Putnam Cardiology Associates, P.C. (listed at the same practice address in NPPES).

✓ Active NPI ✓ Valid NPI checksum

NPI	1639777576
Entity type	Individual (Type 1)
Name	Alyssa Kirby Horowitz
Credential	ND
Sex	Female
Practice address	158 POMFRET ST, Putnam, CT, 06260
Phone	8609632250
Fax	8772817088
Enumeration date	2020-10-13
Last updated in NPPES	2020-10-13

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
175F00000X	Naturopath	Primary	000663	CT

Other identifiers

Identifier	Type	State	Issuer
000663	Other	CT	DEPARTMENT OF PUBLIC HEALTH

Copy-ready billing details

Provider: Alyssa Horowitz, ND
NPI: 1639777576
Taxonomy: 175F00000X (Naturopath)
Address: 158 POMFRET ST, Putnam, CT, 06260

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1154352516	Alexander Mahendran	Individual	Cardiovascular Disease Physician	Putnam, CT
1033142492	Putnam Cardiology Associates, P.C.	Organization	Cardiovascular Disease Physician	Putnam, CT
1043741937	Duncan Heard	Individual	Naturopath	Putnam, CT
1568947026	Anna Licciardo	Individual	Naturopath	Putnam, CT

Verify this record

Cross-check NPI 1639777576 against the authoritative CMS record: view Alyssa Kirby Horowitz on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

What is the NPI number for Alyssa Horowitz?

The National Provider Identifier (NPI) for Alyssa Horowitz is 1639777576, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alyssa Horowitz practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2020-10-13.