1. Home
  2. Directory
  3. Massachusetts
  4. Boston
  5. Surgery
  6. NPI Profile

HALLIE LUCILLE JEFFERSON MD
NPI 1629799754
Surgery - Pediatric Surgery in Boston, MA

Active since September 07, 2022PECOS EnrolledAccepts Medicare Assignment
300 LONGWOOD AVE # BADEN273, BOSTON, MA 02115(617) 355-7932 Get Directions Write a Review

NPPES record last updated: March 3, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 3, 2025, Sep 7, 2022 (2 updates tracked since 2022).

About Hallie Lucille Jefferson Md NPPES

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

HALLIE LUCILLE JEFFERSON MD (NPI 1629799754) is an individual pediatric surgery provider in Boston, Massachusetts, licensed in Massachusetts (295241) and active in the NPI registry since September 2022. She is enrolled in Medicare PECOS, is affiliated with Northwestern Memorial Hospital, and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1629799754
Entity TypeIndividualFemale
Primary Taxonomy2086S0120X
Provider Legal NameHALLIE LUCILLE JEFFERSONCredential: MD
Location Address300 LONGWOOD AVE # BADEN273Boston, MA 02115-5724
Mailing Address20 Charlesgate W Unit 620Boston, MA 02215-2703
Phone(617) 355-7932
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateSeptember 7, 2022
Last NPPES UpdateMarch 3, 20252 updates tracked since enumeration
NPPES CertifiedMarch 3, 2025
✔ NPI 1629799754 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgery · Pediatric SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code2086S0120X
License✔ Licensed in MA · 295241
Definition

A surgeon with expertise in the management of surgical conditions in premature and newborn infants, children and adolescents.

Also ListedThoracic Surgery (Cardiothoracic Vascular Surgery)Taxonomy 208G00000X · License 036173850 (IL)
300 LONGWOOD AVE # BADEN273, Boston, MA 02115
Open in Google Maps ↗

Other Names 1

Other Name (5)Lucy Jefferson

Secondary Practice Location 1

Location 1675 N Saint Clair St Ste 19-100Chicago, IL 60611-5969 · Phone (312) 664-3278 · Fax (312) 695-2461

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Hallie Lucille Jefferson Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8729502232
PECOS Enrollment IDI20250407000907
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Northwestern Memorial Hospital

Acute Care Hospitals · Chicago, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140281
Location251 E Huron StChicago, IL 60611 · Cook County
Emergency services Birthing friendly

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 Hallie Jefferson's NPI number?

The NPI number for Hallie Jefferson is 1629799754. It was assigned to this individual provider in the NPPES registry on September 7, 2022. The provider is also known as Lucy Jefferson.

Where is Hallie Jefferson located?

Hallie Jefferson practices at 300 Longwood Ave # Baden273, Boston, MA 02115. The listed phone number is (617) 355-7932.

What is Hallie Jefferson's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Pediatric Surgery, with taxonomy code 2086S0120X.

Is Hallie Jefferson enrolled in Medicare?

Yes. Hallie Jefferson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Hallie Jefferson affiliated with any hospitals?

According to CMS data, Hallie Jefferson is affiliated with Northwestern Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Hallie Jefferson was last updated on March 3, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.