Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Marissa Massoni, LMSW
Social Worker in Paola, KS · enumerated 2026.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1225960545
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Registry record
Entity type Individual (Type 1)
Name Marissa Massoni
Credential LMSW
Sex Female
Practice address 25955 W 327th St, Paola, KS, 66071
Phone (913) 557-9096
Fax (913) 294-9247
Enumeration date Jun 1, 2026
Last updated in NPPES Jun 1, 2026
Taxonomy & licenses
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
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is Marissa Massoni?
Marissa Massoni is registered in NPPES with the primary taxonomy of Social Worker. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Other providers at this practice address
Browse all → Jennifer Jackson-Colburn Clinical Social Worker · Paola, KS NPI 1497787154 Reg Ayres Mental Health Counselor · Paola, KS NPI 1659398642 Donna Johnson Mental Health Counselor · Paola, KS NPI 1477612265 Betsy Scott-Teigen Clinical Social Worker · Paola, KS NPI 1952460743 Amy Wacker Mental Health Counselor · Paola, KS NPI 1013076819 Leslie Bjork Clinical Psychologist · Paola, KS NPI 1508926130 Dana Butler Clinical Social Worker · Paola, KS NPI 1134280514 Barbara Cordts Mental Health Counselor · Paola, KS NPI 1932260296
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-06-01.