Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Kalyn B Crosby, FNP-C

Q: What is the NPI number for Kalyn Crosby?

The National Provider Identifier (NPI) for Kalyn Crosby is 1649421066, a Type 1 (individual) record in the CMS NPPES registry.

Nurse Practitioner in Nashville, TN · enumerated 2008 · practices at Nashville Skin and Cancer, Plc.

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

National Provider Identifier

1649421066

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Registry record

Entity type Individual (Type 1)

Name Ms. Kalyn B Crosby

Credential FNP-C

Sex Female

Practice address 2301 21st Ave S, Nashville, TN, 37212

Phone (615) 327-9797

Fax (615) 613-0329

Enumeration date Oct 3, 2008

Last updated in NPPES Oct 26, 2020

Taxonomy & licenses

207N00000X Dermatology Physician Allopathic & Osteopathic Physicians · License 13683 (TN) Secondary

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 13683 (TN) Primary

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 Kalyn Crosby?

The National Provider Identifier (NPI) for Kalyn Crosby is 1649421066, a Type 1 (individual) record in the CMS NPPES registry.

Where does Kalyn Crosby practice?

The practice location on file with NPPES is in Nashville, TN. 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 2020-10-26.