NPPES file of Aug 9, 2026

David Christopher Fisher, MD

Hematology (Internal Medicine) Physician · Boston, MA

David Christopher Fisher, MD is a hematology (internal medicine) physician with a practice address in Boston, Massachusetts, and NPI 1770542391, issued on Mar 22, 2006. Check the license (Massachusetts 80650, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1770542391
Name
David Christopher Fisher
Credential
MD
Primary taxonomy
Hematology (Internal Medicine) Physician 207RH0000X
License number
80650 MA
Self-reported in NPPES; status is on the state search
Practice location
44 Binney St, Boston, MA 02115
Phone
(617) 632-6844
Enumerated
Mar 22, 2006
Record last updated
Jul 13, 2026
Fax
(617) 632-4422
Medicare enrollment
Enrolled (PECOS I20090916000290); accepts Medicare assignment
Medical or professional school
University Of Massachusetts Medical School, 1989
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 44 Binney St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Karim Abou-Nassar, MDHematology & Oncology Physician1366770745
  2. Janet Abrahm, MDMedical Oncology Physician1427024264
  3. Thomas Abrams, M.D.Medical Oncology Physician1184693947
  4. Christine Agius, RN, MSN, NP-C, RNCAdult Health Nurse Practitioner1932114790
  5. Laura Aguilar, MD PHDPediatric Hematology & Oncology Physician1295786598
  6. Zi Yazan Alabed, M.D., PH.D.Student in an Organized Health Care Education/Training Program1184046583

Verify David Christopher Fisher in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 80650
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Massachusetts license search

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3% fewer Medicare Part D claims than the average hematology (internal medicine) physician in 2024

483 Medicare Part D claims for 113 beneficiaries, against an average of 496 among the 1,036 providers of this specialty who prescribed in Part D. Brand-name drugs were 43% of claims.

  1. David Fisher483
  2. Specialty average496

Most prescribed

  1. Brukinsa115 claims
  2. Sulfamethoxazole-Trimethoprim41 claims
  3. Dexamethasone27 claims
  4. Jaypirca24 claims
  5. Venclexta21 claims
  6. Acyclovir17 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 86.3 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.

  1. Qualityout of 100 · 30% of the final score69.4
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Dana-Farber Cancer Institute, Inc.Londonderry, NH

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Hematology (Internal Medicine) Physician providers in Massachusetts

There are 117 hematology (internal medicine) physician records in Massachusetts.

Other hematology (internal medicine) physician records in Massachusetts

  1. Burt Alan Adelman, M.D.Cambridge, MA1922066158
  2. Joseph Antin, MDBoston, MA1861469249
  3. Daniel Ardeljan, MD, PHDBoston, MA1285058321
  4. Joseph Aziz, M.DBoston, MA1376232215
  5. Ali Baghian, M.DBoston, MA1083935878
  6. Brianna Bakow, MDBoston, MA1982133658
  7. Amira Barkal, MDBoston, MA1154997823
  8. Elisabeth Battinelli, M.D.Boston, MA1356492011
  9. Heather Benjamin, M.D.Boston, MA1619046604
  10. Edward Benz, MDBoston, MA1629069075

Common questions

What is David Christopher Fisher, MD's NPI number?

David Christopher Fisher, MD's National Provider Identifier (NPI) is 1770542391, issued on Mar 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David Christopher Fisher, MD located?

The NPPES record lists a practice address at 44 Binney St, Boston, MA, 02115. Phone: (617) 632-6844. Providers update this record themselves, so call before visiting.

How can I verify David Christopher Fisher, MD's license?

NPPES lists Massachusetts license number 80650, 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.

How much does David Christopher Fisher, MD prescribe under Medicare Part D?

In 2024, David Christopher Fisher, MD had 483 Medicare Part D claims for 113 beneficiaries; the average among hematology (internal medicine) physician prescribers was 496. Part D covers Medicare prescriptions only.

What is David Christopher Fisher, MD's MIPS final score?

The 2023 MIPS final score is 86.3 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.