IndividualActive
Sydney Mulqueen, MD
NPI 1851087597 · Emergency Medicine Physician · Boston, MA
Sydney Mulqueen, MD is a Emergency Medicine Physician provider in Boston, MA (NPI 1851087597).
Provider details
- NPI number
- 1851087597
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 1026136 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(58/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
330 Brookline Ave
Boston, MA 02215-5491
Phone: (617) 667-7000
Street-level locationGet directions
Mailing address
330 Brookline Ave
Boston, MA 02215-5491
Registry dates
- Enumerated
- 2023-04-14
- Last updated
- 2026-05-25
- Certified
- 2026-05-25
Frequently asked questions
- What is Sydney Mulqueen's NPI number?
- Sydney Mulqueen's National Provider Identifier (NPI) is 1851087597, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydney Mulqueen's specialty?
- Sydney Mulqueen is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sydney Mulqueen located?
- Sydney Mulqueen's practice location on file with NPPES is 330 Brookline Ave, Boston, MA 02215-5491.
- What is Sydney Mulqueen's phone number?
- The practice phone number listed in the NPPES registry for Sydney Mulqueen is (617) 667-7000.
- Is Sydney Mulqueen's NPI active?
- Yes — Sydney Mulqueen's NPI (1851087597) is active in the NPPES registry as of the last update on 2026-05-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.