Louisa Canham, MD
Emergency Medicine Physician · Boston, MA
Louisa Canham, MD is an emergency medicine physician with a practice address in Boston, Massachusetts, and NPI 1518288166, issued on Jun 17, 2010. Check the license (Massachusetts 254177, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Louisa Canham
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 254177 MA
244033 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1 Deaconess RD, Boston, MA 02215
- Phone
- (617) 754-2339
- Enumerated
- Jun 17, 2010
- Record last updated
- Dec 3, 2024
- Medicare enrollment
- Enrolled (PECOS I20130701000080); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 2010
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,829 in Massachusetts → Look up another NPI →
Also registered at 1 Deaconess RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Amanda Anastasi, M.D.Anesthesiology Physician1801820550
- Philip Anderson, M.D.Emergency Medicine Physician1477540235
Verify Louisa Canham in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 254177Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
66% fewer Medicare Part D claims than the average emergency medicine physician in 2024
76 Medicare Part D claims for 55 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Doxycycline Hyclate13 claims
- Amoxicillin-Clavulanate Potass12 claims
- Cefpodoxime Proxetil11 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.
Bills Medicare through 3 group practices
- Beth Israel Deaconess Medical Center IncBoston, MA
- Bid-Milton Physician Associates IncQuincy, MA
- Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Louisa Canham among 1,829 emergency medicine physician records in Massachusetts
Louisa Canham, MD is one of 1,829 emergency medicine physician records with a practice address in Massachusetts. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 56% of them.
- NPI issued2010 · 56% of these records are older, 41% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2010 · median 2011 among the 1,200 with a school on file
- Record last updated2024 · 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 207P00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
543 emergency medicine physician records list a practice address in Boston
They are 543 of the 41,865 NPPES records with a practice address in Boston, and 1,829 emergency medicine physician records in Massachusetts.
All 1,829 in Massachusetts → Every provider in Boston → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Philip Anderson, M.D.Boston, MA 022151477540235
- Susan Bartels, MDBoston, MA 022151801852561
- Wende Buras, M.D.Boston, MA 022151376500587
- Jonathan Burstein, M.D.Boston, MA 022151740227461
- Jonathan Edlow, M.D.Boston, MA 022151962449165
- Jonathan Fisher, M.D.Boston, MA 022151437199973
- Michael Ganetsky, M.D.Boston, MA 022151053394288
- Sean Kelly, M.D.Boston, MA 022151265479927
Common questions
What is Louisa Canham, MD's NPI number?
Louisa Canham, MD's National Provider Identifier (NPI) is 1518288166, issued on Jun 17, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Louisa Canham, MD located?
The NPPES record lists a practice address at 1 Deaconess RD, Boston, MA, 02215. Phone: (617) 754-2339. Providers update this record themselves, so call before visiting.
How can I verify Louisa Canham, MD's license?
NPPES lists Massachusetts license number 254177, 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 Louisa Canham, MD prescribe under Medicare Part D?
In 2024, Louisa Canham, MD had 76 Medicare Part D claims for 55 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
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.