Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Maxine Costa, APRN

Q: What is the NPI number for Maxine Costa?

The National Provider Identifier (NPI) for Maxine Costa is 1851494942, a Type 1 (individual) record in the CMS NPPES registry.

Obstetrics & Gynecology Nurse Practitioner in Hartford, CT · enumerated 2006.

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

National Provider Identifier

1851494942

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Registry record

Entity type Individual (Type 1)

Name Maxine Costa

Credential APRN

Sex Female

Practice address 19 Woodland Street, Suite 31, Hartford, CT, 06105

Phone (860) 728-1212

Fax (860) 724-5224

Enumeration date Sep 6, 2006

Last updated in NPPES Jan 11, 2010

Taxonomy & licenses

364SW0102X Women's Health Clinical Nurse Specialist Physician Assistants & Advanced Practice Nursing Providers · License 000861 (CT) Secondary

363LX0001X Obstetrics & Gynecology Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 000861 (CT) Primary

APRN · Advanced Practice Registered Nurse: An umbrella credential covering NPs, CRNAs, CNMs, and clinical nurse specialists. About the APRN credential

Other identifiers

Identifier	Type	State	Issuer
004207719	Medicaid	CT	-

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 Maxine Costa?

The National Provider Identifier (NPI) for Maxine Costa is 1851494942, a Type 1 (individual) record in the CMS NPPES registry.

Where does Maxine Costa practice?

The practice location on file with NPPES is in Hartford, CT. 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 2010-01-11.