STEVEN SCOTT MCCALLISTER MD
NPI 1114189651
Internal Medicine - Infectious Disease in Watertown, MA

Q: What is Steven Mccallister's NPI number?

The NPI number for Steven Mccallister is 1114189651. It was assigned to this individual provider in the NPPES registry on June 26, 2008.

Q: What is Steven Mccallister's specialty?

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

Active since June 26, 2008

134 COOLIDGE AVE, WATERTOWN, MA 02472(617) 779-5514 Get Directions Write a Review

NPPES record last updated: June 26, 2008. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Steven Scott Mccallister Md NPPES

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

STEVEN SCOTT MCCALLISTER MD (NPI 1114189651) is an individual infectious disease provider in Watertown, Massachusetts, licensed in Connecticut (039164) and active in the NPI registry since June 2008.

NPPES Registry Identity

NPI1114189651

Entity TypeIndividualMale

Primary Taxonomy207RI0200X

Provider Legal NameSTEVEN SCOTT MCCALLISTERCredential: MD

Location Address134 COOLIDGE AVEWatertown, MA 02472-2815

Mailing Address5 Walnut StLexington, MA 02421-8219 · (617) 744-0178

Phone(617) 779-5514

Sole ProprietorYes

Enumeration DateJune 26, 2008

✔ NPI 1114189651 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 CT · 039164

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.

134 COOLIDGE AVE, Watertown, MA 02472

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Other Identifiers 1

Medicare UPINF73678

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 Steven Mccallister's NPI number?

The NPI number for Steven Mccallister is 1114189651. It was assigned to this individual provider in the NPPES registry on June 26, 2008.

Where is Steven Mccallister located?

Steven Mccallister practices at 134 Coolidge Ave, Watertown, MA 02472. The listed phone number is (617) 779-5514.

What is Steven Mccallister'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 Steven Mccallister was last updated on June 26, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.