Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Louis M Maisel, MD
Specialist in New City, NY · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1851327654
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Registry record
Entity type Individual (Type 1)
Name Dr. Louis M Maisel
Credential MD
Sex Male
Practice address 20 Squadron Blvd, Suite 102, New City, NY, 10956
Phone (845) 708-0900
Fax (845) 708-0931
Enumeration date Jun 23, 2006
Last updated in NPPES Jun 24, 2020
Taxonomy & licenses
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 |
|---|---|---|---|
| 01474262 | 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.
Frequently asked questions
What is the NPI number for Louis Maisel?
The National Provider Identifier (NPI) for Louis Maisel is 1851327654, a Type 1 (individual) record in the CMS NPPES registry.
Where does Louis Maisel practice?
The practice location on file with NPPES is in New City, NY. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-06-24.