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Christopher Maged William, MD, PHD

Christopher Maged William is a Anatomic Pathology & Clinical Pathology Physician provider (Pathology) practicing in Boston, MA, registered in the NPPES registry with NPI 1457487282 since 2007. The credential MD stands for Doctor of Medicine.

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NPI 1457487282
Entity type Individual (Type 1)
Name Christopher Maged William
Credential MD, PHD
Sex Male
Practice address MASSACHUSETTS GENERAL HOSPITAL, 55 FRUIT STREET, Boston, MA, 02114
Phone 6177263799
Enumeration date 2007-02-26
Last updated in NPPES 2007-07-08

Taxonomy & licenses

Taxonomy code Specialty Primary License State
207ZP0102X Anatomic Pathology & Clinical Pathology Physician Primary L-218147 MA

MD — Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Copy-ready billing details
Provider: Christopher William, MD, PHD
NPI: 1457487282
Taxonomy: 207ZP0102X (Anatomic Pathology & Clinical Pathology Physician)
Address: MASSACHUSETTS GENERAL HOSPITAL, 55 FRUIT STREET, Boston, MA, 02114

Other providers at this practice address

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1831189737 Gus Vlahakes Individual Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician Boston, MA
1033197116 Daniel Costello Individual Neurology Physician Boston, MA
1063470458 Holly Khachadoorian-Elia Individual Obstetrics & Gynecology Physician Boston, MA
1447280367 Sonita Sadio Individual Urology Physician Boston, MA
1043244700 Cesar Gonzalez Saladin Individual Diagnostic Radiology Physician Boston, MA
1770517435 Rebecca Dunkailo Individual Anesthesiology Physician Boston, MA
1336173087 Charles Hardin Individual Internal Medicine Physician Boston, MA
1912932971 Emily Hayden Individual Emergency Medicine Physician Boston, MA

Verify this record

Cross-check NPI 1457487282 against the authoritative CMS record: view Christopher Maged William on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

What is the NPI number for Christopher William?
The National Provider Identifier (NPI) for Christopher William is 1457487282, a Type 1 (individual) record in the CMS NPPES registry.
Where does Christopher William practice?
The practice location on file with NPPES is in Boston, MA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-07-08.