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WILLIAM RIPLEY BALLOU JR.
NPI 1982076394
Internal Medicine - Infectious Disease in Rockville, MD

Active since October 25, 2015
14200 SHADY GROVE RD, ROCKVILLE, MD 20850(301) 204-4062 Get Directions Write a Review

NPPES record last updated: October 25, 2015. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About William Ripley Ballou Jr. NPPES

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

WILLIAM RIPLEY BALLOU JR. (NPI 1982076394) is an individual infectious disease provider in Rockville, Maryland, licensed in Maryland (D0030157) and active in the NPI registry since October 2015.

NPPES Registry Identity

NPI1982076394
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameWILLIAM RIPLEY BALLOU JR.
Location Address14200 SHADY GROVE RDRockville, MD 20850-7464
Mailing Address14200 Shady Grove RdRockville, MD 20850-7464 · (301) 204-4062
Phone(301) 204-4062
Sole ProprietorYes
Enumeration DateOctober 25, 2015
✔ NPI 1982076394 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in MD · D0030157
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
14200 SHADY GROVE RD, Rockville, MD 20850
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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 William Ballou's NPI number?

The NPI number for William Ballou is 1982076394. It was assigned to this individual provider in the NPPES registry on October 25, 2015.

Where is William Ballou located?

William Ballou practices at 14200 Shady Grove Rd, Rockville, MD 20850. The listed phone number is (301) 204-4062.

What is William Ballou's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

When was this NPI record last updated?

The NPPES record for William Ballou was last updated on October 25, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.