Alex Desjarlais
NPI 1831992213 · Internal Medicine Physician · Boston, MA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alex Desjarlais is a Internal Medicine Physician provider in Boston, MA (NPI 1831992213).
Provider details
- NPI number
- 1831992213
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% 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
- 2025-03-31
- Last updated
- 2025-06-04
- Certified
- 2025-06-04
Frequently asked questions
- What is Alex Desjarlais's NPI number?
- Alex Desjarlais's National Provider Identifier (NPI) is 1831992213, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alex Desjarlais's specialty?
- Alex Desjarlais is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alex Desjarlais located?
- Alex Desjarlais's practice location on file with NPPES is 800 Washington St, Boston, MA 02111-1552.
- What is Alex Desjarlais's phone number?
- The practice phone number listed in the NPPES registry for Alex Desjarlais is (617) 636-5000.
- Does Alex Desjarlais accept Medicare?
- Alex Desjarlais is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alex Desjarlais's NPI active?
- Yes — Alex Desjarlais's NPI (1831992213) is active in the NPPES registry as of the last update on 2025-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.