Steven Mccallister, MD
NPI 1114189651 · Infectious Disease Physician · Watertown, MA
Steven Mccallister, MD is a Infectious Disease Physician provider in Watertown, MA (NPI 1114189651).
Provider details
- NPI number
- 1114189651
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 039164 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-26
- Last updated
- 2008-06-26
Frequently asked questions
- What is Steven Mccallister's NPI number?
- Steven Mccallister's National Provider Identifier (NPI) is 1114189651, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Mccallister's specialty?
- Steven Mccallister is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Mccallister located?
- Steven Mccallister's practice location on file with NPPES is 134 Coolidge Ave, Watertown, MA 02472-2815.
- What is Steven Mccallister's phone number?
- The practice phone number listed in the NPPES registry for Steven Mccallister is (617) 779-5514.
- Is Steven Mccallister's NPI active?
- Yes — Steven Mccallister's NPI (1114189651) is active in the NPPES registry as of the last update on 2008-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.