Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Cesar Melendez-Villegas, PSY.D
Psychologist in Westborough, MA · enumerated 2011.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1922388792
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Registry record
Entity type Individual (Type 1)
Name Dr. Cesar Melendez-Villegas
Credential PSY.D
Sex Male
Practice address 900 Union St, Westborough, MA, 01581
Phone (508) 856-0732
Fax (508) 425-5126
Enumeration date Aug 24, 2011
Last updated in NPPES Apr 21, 2026
Taxonomy & licenses
PSYD · Doctor of Psychology: A clinical doctorate in psychology focused on professional practice.
About the PSYD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1303295 | Other | MA | MBHP |
| 997303 | Other | MA | NETWORK HEALTH |
| 1303295 | Medicaid | MA | - |
| 8443 | Other | MA | BMC |
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 Cesar Melendez-Villegas?
The National Provider Identifier (NPI) for Cesar Melendez-Villegas is 1922388792, a Type 1 (individual) record in the CMS NPPES registry.
Where does Cesar Melendez-Villegas practice?
The practice location on file with NPPES is in Westborough, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Karin Underkoffler Optometrist · Westborough, MA NPI 1699757666 Veronica Rusu Family Medicine Physician · Westborough, MA NPI 1770568206 Andal Sadagopan Internal Medicine Physician · Westborough, MA NPI 1932187846 Susan Kellogg Physician Assistant · Westborough, MA NPI 1154301091 Michael Daley Pediatrics Physician · Westborough, MA NPI 1861469751 Ninad Samant Internal Medicine Physician · Westborough, MA NPI 1114994019 Joan Mcdonagh Pediatrics Physician · Westborough, MA NPI 1609843598 John Trudel Family Medicine Physician · Westborough, MA NPI 1265493738
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-04-21.