Hallie Jefferson, MD
NPI 1629799754 · Pediatric Surgery Physician · Boston, MA
Enrolled with Medicare as Practitioner - Thoracic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hallie Jefferson, MD is a Pediatric Surgery Physician provider in Boston, MA (NPI 1629799754).
Provider details
- NPI number
- 1629799754
- Entity type
- Individual
- Primary specialty
- Pediatric Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036173850 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
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
2 documented practice locations
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
Additional practice locations (1)
- 675 N Saint Clair St Ste 19-100Chicago, IL 60611-5969Phone: (312) 664-3278Fax: (312) 695-2461
Registry dates
- Enumerated
- 2022-09-07
- Last updated
- 2025-03-03
- Certified
- 2025-03-03
Frequently asked questions
- What is Hallie Jefferson's NPI number?
- Hallie Jefferson's National Provider Identifier (NPI) is 1629799754, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hallie Jefferson's specialty?
- Hallie Jefferson is listed in the NPPES registry with a primary specialty of Pediatric Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Hallie Jefferson located?
- Hallie Jefferson's practice location on file with NPPES is 300 Longwood Ave # Baden273, Boston, MA 02115-5724.
- What is Hallie Jefferson's phone number?
- The practice phone number listed in the NPPES registry for Hallie Jefferson is (617) 355-7932.
- Does Hallie Jefferson accept Medicare?
- Hallie Jefferson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hallie Jefferson's NPI active?
- Yes — Hallie Jefferson's NPI (1629799754) is active in the NPPES registry as of the last update on 2025-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.