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Ronald D. Jeffreys, D.O.

Internal Medicine Physician in Baltimore, MD · enumerated 2006.

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

National Provider Identifier

1750347282

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Registry record

Entity type Individual (Type 1)
Name Ronald D. Jeffreys
Credential D.O.
Sex Male
Practice address 8800 Walther Blvd, Baltimore, MD, 21234
Phone (410) 882-3240
Fax (410) 661-5093
Enumeration date Apr 24, 2006
Last updated in NPPES Feb 25, 2026

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License OS023315 (PA) Primary
207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License H0052365 (MD) Secondary
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
04-42052 Other MD EVERCARE
522096682002 Other - TRICARE NORTH
093NER-769698-06 Other - CAREFIRST BCBS OF MD
093NSE-769698-06 Other - CAREFIRST BCBS OF MD
805701000 Medicaid MD -
9676-0045 Other - CAREFIRST BCBS OF DC
805701000 Other MD MEDICAID

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 Ronald Jeffreys?
The National Provider Identifier (NPI) for Ronald Jeffreys is 1750347282, a Type 1 (individual) record in the CMS NPPES registry.
Where does Ronald Jeffreys practice?
The practice location on file with NPPES is in Baltimore, MD. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-02-25.