Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. JOHN H ARMSTRONG MD
NPI 1992701163
Internal Medicine - Infectious Disease in Winchester, VA

Q: What is John Armstrong's NPI number?

The NPI number for John Armstrong is 1992701163. It was assigned to this individual provider in the NPPES registry on June 22, 2005.

Q: What is John Armstrong's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for John Armstrong was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 days 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.

Active since June 22, 2005

104 SELMA DR, WINCHESTER, VA 22601(540) 678-2800 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. John H Armstrong Md NPPES

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

DR. JOHN H ARMSTRONG MD (NPI 1992701163) is an individual infectious disease provider in Winchester, Virginia, licensed in Virginia (0101029447) and active in the NPI registry since June 2005.

NPPES Registry Identity

NPI1992701163

Entity TypeIndividualMale

Primary Taxonomy207RI0200X

Provider Legal NameDR. JOHN H ARMSTRONGCredential: MD

Location Address104 SELMA DRWinchester, VA 22601-3834

Mailing Address104 Selma DrWinchester, VA 22601-3834 · (540) 678-2800

Phone(540) 678-2800

Sole ProprietorNo

Enumeration DateJune 22, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1992701163 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 VA · 0101029447

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.

104 SELMA DR, Winchester, VA 22601

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Other Identifiers 6

Other13813VA · Communityhealth Sentara

Other502793Ncppo

Medicaid0082960000WV

Other014332VA · Anthem Bcbs

Other082408Southern Health

Other2119566VA · Mamsi

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

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