Louisa James Grant Weindruch, DO
Emergency Medicine Physician · Boston, MA
Louisa James Grant Weindruch, DO is an emergency medicine physician with a practice address in Boston, Massachusetts, and NPI 1083300305, issued on Apr 11, 2023. Check the license (Massachusetts 1026110, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Louisa James Grant Weindruch
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 1026110 MA
Self-reported in NPPES; status is on the state search - Practice location
- 55 Fruit St, Boston, MA 02114
- Phone
- (617) 724-4100
- Enumerated
- Apr 11, 2023
- Record last updated
- Apr 5, 2026
- Medicare enrollment
- Enrolled (PECOS I20260416002246); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,829 in Massachusetts → Look up another NPI →
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Verify Louisa James Grant Weindruch in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1026110Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Louisa James Grant Weindruch among 1,829 emergency medicine physician records in Massachusetts
Louisa James Grant Weindruch, DO 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 not. Its NPI, issued in 2023, is newer than 97% of them.
- NPI issued2023 · 97% of these records are older, under 1% newer
- In a Medicare fileNo · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2023 · median 2011 among the 1,200 with a school on file
- Record last updated2026 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,829 in Massachusetts → Every provider in Boston → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Daniel Corboy, MDBoston, MA 021141639153471
- Henry Epino, MDBoston, MA 021141790767911
- Joshua Goldstein, MD, PHDBoston, MA 021141114917341
- Christopher Kabrhel, MDBoston, MA 021141164404596
- Shan Liu, MDBoston, MA 021141538140058
- Keith Marill, MDBoston, MA 021141073503371
- Murray McLachlan, MDBoston, MA 021141144204975
- Emily Miller, MDBoston, MA 021141568452282
Common questions
What is Louisa James Grant Weindruch, DO's NPI number?
Louisa James Grant Weindruch, DO's National Provider Identifier (NPI) is 1083300305, issued on Apr 11, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Louisa James Grant Weindruch, DO located?
The NPPES record lists a practice address at 55 Fruit St, Boston, MA, 02114. Phone: (617) 724-4100. Providers update this record themselves, so call before visiting.
How can I verify Louisa James Grant Weindruch, DO's license?
NPPES lists Massachusetts license number 1026110, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.