Christopher Maged William, MD, PHD
Anatomic Pathology & Clinical Pathology Physician · Boston, MA
Christopher Maged William, MD, PHD is an anatomic pathology & clinical pathology physician with a practice address in Boston, Massachusetts, and NPI 1457487282, issued on Feb 26, 2007. Check the license (Massachusetts L-218147, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Christopher Maged William
- Credential
- MD, PHD
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- License number
- L-218147 MA
Self-reported in NPPES; status is on the state search - Practice location
- Massachusetts General Hospital, Boston, MA 02114
- Phone
- (617) 726-3799
- Enumerated
- Feb 26, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160419001245); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 2003
- Entity
- Type 1 · individual
8 nearest anatomic pathology & clinical pathology physician records → All 542 in Massachusetts → Look up another NPI →
Also registered at Massachusetts General Hospital
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gregory Acampora, M.D.Addiction Psychiatry Physician1255431177
- Allison Ackerman, MDInternal Medicine Physician1285894790
- Marylyn Addo, MDInfectious Disease Physician1700907151
- Srikanth Adusumalli, MBBS, FRACPStudent in an Organized Health Care Education/Training Program1295467983
- Jonathan Afilalo, MDCMInternal Medicine Physician1619289584
- Kiran Agarwal-Harding, MDOrthopaedic Surgery Physician1003229097
Verify Christopher Maged William in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license L-218147Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 84.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $20.68
1 payment: food and beverage; the largest payer was Abiomed. The 2,607 providers of this specialty with any payment received $3,565.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- New York UniversityNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher Maged William among 542 anatomic pathology & clinical pathology physician records in Massachusetts
Christopher Maged William, MD, PHD is one of 542 anatomic pathology & clinical pathology physician records with a practice address in Massachusetts. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 36% of them.
- NPI issued2007 · 36% of these records are older, 55% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2003 · median 2004 among the 305 with a school on file
- Record last updated2007 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0102X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anatomic Pathology & Clinical Pathology Physician providers in Massachusetts
There are 542 anatomic pathology & clinical pathology physician records in Massachusetts.
All 542 in Massachusetts → Every provider in Boston → Anatomic Pathology & Clinical Pathology Physician nationwide →
The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes
- W Black-Schaffer, MDBoston, MA 021141841280492
- John Branda, MDBoston, MA 021141104809573
- Patricia Brunker, M.D., D.PHIL.Boston, MA 021141982776126
- Vikram Deshpande, MBBSBoston, MA 021141083605513
- Anand Dighe, MD PHDBoston, MA 021141427032341
- Raavi Gupta, M.D.Boston, MA 021141760471627
- Nancy Harris, MDBoston, MA 021141003889445
- Sarah Kane, MDBoston, MA 021141013961564
Common questions
What is Christopher Maged William, MD, PHD's NPI number?
Christopher Maged William, MD, PHD's National Provider Identifier (NPI) is 1457487282, issued on Feb 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Christopher Maged William, MD, PHD located?
The NPPES record lists a practice address at Massachusetts General Hospital, Boston, MA, 02114. Phone: (617) 726-3799. Providers update this record themselves, so call before visiting.
How can I verify Christopher Maged William, MD, PHD's license?
NPPES lists Massachusetts license number L-218147, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Christopher Maged William, MD, PHD's MIPS final score?
The 2023 MIPS final score is 84.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.