DR. JENNIFER WILLIAMS MACK MD MPH
NPI 1225006398
Pediatrics - Pediatric Hematology-Oncology in Boston, MA

Q: What is Jennifer Mack's NPI number?

The NPI number for Jennifer Mack is 1225006398. It was assigned to this individual provider in the NPPES registry on March 14, 2006. The provider is also known as Jennifer Lee Williams.

Q: What is Jennifer Mack's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.

Q: When was this NPI record last updated?

The NPPES record for Jennifer Mack was last updated on March 13, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since March 14, 2006PECOS EnrolledAccepts Medicare Assignment

86.28/100

CMS Quality Rating

44 BINNEY ST, 454 SUITE 21, BOSTON, MA 02115(617) 632-6818(617) 632-2270 Get Directions Write a Review

NPPES record last updated: March 13, 2012. Verified against the NPPES registry weekly; last sync: August 30, 2026.

On this page

About Dr. Jennifer Williams Mack Md Mph NPPES

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

DR. JENNIFER WILLIAMS MACK MD MPH (NPI 1225006398) is an individual pediatric hematology-oncology provider in Boston, Massachusetts, licensed in Massachusetts (212529) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS and is a graduate of Harvard Medical School (1998).

NPPES Registry Identity

NPI1225006398

Entity TypeIndividualFemale

Primary Taxonomy2080P0207X

Provider Legal NameDR. JENNIFER WILLIAMS MACKCredential: MD MPH

Location Address44 BINNEY ST, 454 SUITE 21Boston, MA 02115

Mailing Address450 Brookline Ave, Dana 11Boston, MA 02215-5418 · (617) 632-6818 · Fax (617) 632-2270

Phone(617) 632-6818

Fax(617) 632-2270

Sole ProprietorNo

Medical School CMSHarvard Medical SchoolGraduated 1998

Enumeration DateMarch 14, 2006

Last NPPES UpdateMarch 13, 2012

✔ NPI 1225006398 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric Hematology-OncologyAllopathic & Osteopathic Physicians

Taxonomy Code2080P0207X

License✔ Licensed in MA · 212529

Definition

A pediatrician trained in the combination of pediatrics, hematology and oncology to recognize and manage pediatric blood disorders and cancerous diseases.

44 BINNEY ST, Boston, MA 02115

Open in Google Maps ↗

Other Names 1

Former Name (1)Jennifer Lee Williams

Other Identifiers 6

OtherAA11960Hphc

OtherJ27212MA · Blue Cross Blue Shield

Medicare ID-Type UnspecifiedA36517

Other212529Tufts

Medicare UPINI01844

Medicaid2036436MA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

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

Dr. Jennifer Williams Mack Md Mph 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 ID4385630649

PECOS Enrollment IDI20040422000273

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

86.28/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

69.36

Promoting Interoperability

100

Improvement Activities

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. LAURIE APPLEBY N.P.

Nurse Practitioner (Adult Health)

44 BINNEY ST
BOSTON, MA 02115

Suffolk County (617) 632-2648

MS. ALEXANDRA SUSANA PEREZ M.S.

Genetic Counselor, MS

44 BINNEY ST, SMITH BUILDING 271
BOSTON, MA 02115

Suffolk County (617) 582-8283

JAMES DOUGLAS GRIFFIN MD

Internal Medicine (Medical Oncology)

44 BINNEY ST, DANA-FARBER CANCER INSTITUTE
BOSTON, MA 02115

Suffolk County (617) 632-3360

HEATHER ANNE TRAFTON PA C

Physician Assistant

44 BINNEY ST, DANA PARKER CANCER INSTITUTE
BOSTON, MA 02115

Suffolk County (617) 525-7379

SHILPA M HATTANGADI MD

Pediatrics (Pediatric Hematology-Oncology)

44 BINNEY ST
BOSTON, MA 02115

Suffolk County (617) 632-6296

JO ANN FUGAZZOTTO APRN-BC

Nurse Practitioner (Acute Care)

44 BINNEY ST, SUITE SW460
BOSTON, MA 02115

Suffolk County (617) 632-6934

DR. RAMEEN BEROUKHIM MD

Internal Medicine (Medical Oncology)

44 BINNEY ST
BOSTON, MA 02115

Suffolk County (617) 632-3779

DR. SUSAN D BLOCK MD

Psychiatry & Neurology (Psychiatry)

44 BINNEY ST, SW411
BOSTON, MA 02115

Suffolk County (617) 632-6181

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 Jennifer Mack's NPI number?

The NPI number for Jennifer Mack is 1225006398. It was assigned to this individual provider in the NPPES registry on March 14, 2006. The provider is also known as Jennifer Lee Williams.

Where is Jennifer Mack located?

Jennifer Mack practices at 44 Binney St 454 Suite 21, Boston, MA 02115. The listed phone number is (617) 632-6818.

What is Jennifer Mack's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.

Is Jennifer Mack enrolled in Medicare?

Yes. Jennifer Mack 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.

What insurance does Jennifer Mack accept?

Health plans from Anthem Blue Cross and Blue Shield list Jennifer Mack as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Jennifer Mack was last updated on March 13, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.