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JEFFREY R. KAPLAN M.D. LLC
NPI 1033373378
Internal Medicine in Ellicott City, MD

Active since July 16, 2008
5116 DORSEY HALL DR STE A, ELLICOTT CITY, MD 21042(410) 964-9300(410) 964-9822 Get Directions Write a Review

NPPES record last updated: January 14, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Jeffrey R. Kaplan M.d. Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JEFFREY R. KAPLAN M.D. LLC (NPI 1033373378) is a healthcare organization registered as an internal medicine in Ellicott City, Maryland and active in the NPI registry since July 2008. The organization lists Jeffrey R Kaplan, Physician, as its authorized official.

NPPES Registry Identity

NPI1033373378
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameJEFFREY R. KAPLAN M.D. LLC
Location Address5116 DORSEY HALL DR STE AEllicott City, MD 21042-7877
Mailing Address5116 Dorsey Hall Dr Ste AEllicott City, MD 21042-7877 · (410) 964-9300 · Fax (410) 964-9822
Phone(410) 964-9300
Fax(410) 964-9822
Organization SubpartNo
Authorized OfficialJeffrey R KaplanPhysician · (410) 964-9300
Enumeration DateJuly 16, 2008
Last NPPES UpdateJanuary 14, 2011
✔ NPI 1033373378 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MD · D37911
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
5116 DORSEY HALL DR STE A, Ellicott City, MD 21042
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Other Identifiers 1

Other1927972MD · Medicare Submitter Id.

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jeffrey R. Kaplan M.d. Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Jeffrey R. Kaplan M.D. LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Jeffrey Kaplan, M.D.
Internal Medicine
NPI 1275590457
5116 DORSEY HALL DR SUITE A
Ellicott City, MD 21042
(410) 964-9300
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Jeffrey R. Kaplan M.D. LLC's NPI number?

The NPI number for Jeffrey R. Kaplan M.D. LLC is 1033373378. It was assigned to this organization in the NPPES registry on July 16, 2008.

Where is Jeffrey R. Kaplan M.D. LLC located?

Jeffrey R. Kaplan M.D. LLC is located at 5116 Dorsey Hall Dr Ste A, Ellicott City, MD 21042. The listed phone number is (410) 964-9300.

What is Jeffrey R. Kaplan M.D. LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Jeffrey R. Kaplan M.D. LLC enrolled in Medicare?

Yes. Jeffrey R. Kaplan M.D. LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Jeffrey R. Kaplan M.D. LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Jeffrey R. Kaplan M.D. LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Jeffrey R. Kaplan M.D. LLC was last updated on January 14, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.