Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Nathan Eric Carnell, MD

Endocrinology, Diabetes & Metabolism Physician in Frederick, MD · enumerated 2006.

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

National Provider Identifier

1861406753

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Registry record

Entity type Individual (Type 1)

Name Nathan Eric Carnell

Credential MD

Sex Male

Practice address 7211 Bank Ct, Suite 240, Frederick, MD, 21703

Phone (240) 215-1454

Fax (240) 215-1453

Enumeration date Jul 28, 2006

Last updated in NPPES Apr 30, 2019

Taxonomy & licenses

207RE0101X Endocrinology, Diabetes & Metabolism Physician Allopathic & Osteopathic Physicians · License D0035695 (MD) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
530121100	Medicaid	MD	-

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

Where does Nathan Carnell practice?

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

What is the NPI number for Nathan Carnell?

The National Provider Identifier (NPI) for Nathan Carnell is 1861406753, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

Browse all →

Melissa Asuncion Family Medicine Physician · Frederick, MD NPI 1396749834 Michelle Shaffer Medical Physician Assistant · Frederick, MD NPI 1255332748 Jennifer Cancino Family Medicine Physician · Frederick, MD NPI 1780676353 Judy Goffi Metabolic Nutrition Registered Dietitian · Frederick, MD NPI 1518950252 Petra Thomas Pulmonary Disease Physician · Frederick, MD NPI 1518957661 Kristin Conley Internal Medicine Physician · Frederick, MD NPI 1023189958 Kiarash Zarbalian Endocrinology, Diabetes & Metabolism Physician · Frederick, MD NPI 1467587063 Lev Agarunov Pulmonary Disease Physician · Frederick, MD NPI 1316067929

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-04-30.