Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Jonathan Kim Fears, MD

Allergy & Immunology (Internal Medicine) Physician in Prince Frederick, MD · enumerated 2007 · practices at Calvert Internal Medicine Group PA.

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

National Provider Identifier

1083763726

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Registry record

Entity type Individual (Type 1)

Name Dr. Jonathan Kim Fears

Credential MD

Sex Male

Practice address 985 Prince Frederick Blvd Ste 201, Prince Frederick, MD, 20678

Phone (410) 535-2005

Fax (410) 535-4850

Enumeration date Jan 10, 2007

Last updated in NPPES Jul 21, 2022

Taxonomy & licenses

207RA0201X Allergy & Immunology (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License D39522 (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
42589101	Other	MD	CAREFIRST OF MARYLAND
437339	Other	MD	MAMSI HMO SPECIALIST
110032510	Other	MD	RAILROAD MEDICARE
2148224	Other	MD	AETNA HMO PCP
7720001	Other	MD	AETNA PPO SPECIALIST
837339	Other	MD	MAMSI HMO PCP
2154481	Other	MD	AETNA HMO SPECIALIST
C0410003	Other	MD	CAREFIRST OF DC
558681000	Medicaid	MD	-
4461101	Other	MD	AETNA NON-HMO PCP

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.

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Frequently asked questions

What is the NPI number for Jonathan Fears?

The National Provider Identifier (NPI) for Jonathan Fears is 1083763726, a Type 1 (individual) record in the CMS NPPES registry.

Where does Jonathan Fears practice?

The practice location on file with NPPES is in Prince Frederick, MD. 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 2022-07-21.