Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Melissa Ashley Mackel, D.O.

Sports Medicine (Family Medicine) Physician in Dover, DE · enumerated 2012 · practices at Delaware Radiation Associates, PA.

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

National Provider Identifier

1437410198

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Registry record

Entity type Individual (Type 1)

Name Dr. Melissa Ashley Mackel

Credential D.O.

Sex Female

Practice address 793 S Queen St, Dover, DE, 19904

Phone (302) 735-8855

Fax (302) 736-8570

Enumeration date May 30, 2012

Last updated in NPPES Jan 8, 2019

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License C2-0011869 (DE) Secondary

207QS0010X Sports Medicine (Family Medicine) Physician Allopathic & Osteopathic Physicians · License C2-0011869 (DE) Primary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Other identifiers

Identifier	Type	State	Issuer
C2-0011869	Other	DE	DE LICENSE
LP02534	Other	RI	RHODE ISLAND LICENSE

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 Melissa Mackel?

The National Provider Identifier (NPI) for Melissa Mackel is 1437410198, a Type 1 (individual) record in the CMS NPPES registry.

Where does Melissa Mackel practice?

The practice location on file with NPPES is in Dover, DE. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Donald Tilton Radiation Oncology Physician · Dover, DE NPI 1952380123 Delaware Radiation Associates, PA Radiation Oncology Physician · Dover, DE NPI 1306893458 Kristen Anderson Physician Assistant · Dover, DE NPI 1780862706 Michal Bartel Gastroenterology Physician · Dover, DE NPI 1902036783 Abhishek Agnihotri Gastroenterology Physician · Dover, DE NPI 1174906622 Stephanie Nguyen Physician Assistant · Dover, DE NPI 1659910693

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-01-08.