Ruth Laura Lamm, MD
Emergency Medicine Physician · Boston, MA
Ruth Laura Lamm, MD is an emergency medicine physician with a practice address in Boston, Massachusetts, and NPI 1972624302, issued on Apr 3, 2007. Check the license (Massachusetts L-224819, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Ruth Laura Lamm
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- L-224819 MA
Self-reported in NPPES; status is on the state search - Practice location
- Massachusetts General Hospital, Boston, MA 02114
- Phone
- (617) 724-4184
- Enumerated
- Apr 3, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160126000076); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,829 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 Ruth Laura Lamm 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-224819Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average emergency medicine physician in 2024
18 Medicare Part D claims, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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.
Industry payments in 2024: $57.51
2 payments; by number, the most common kind was food and beverage; the largest payer was Inari Medical, Inc. The 12,335 providers of this specialty with any payment received $953.79 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
- St Josephs Medical Group PCPaterson, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ruth Laura Lamm among 1,829 emergency medicine physician records in Massachusetts
Ruth Laura Lamm, 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 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 51% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2005 · median 2011 among the 1,200 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 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
- 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 Ruth Laura Lamm, MD's NPI number?
Ruth Laura Lamm, MD's National Provider Identifier (NPI) is 1972624302, issued on Apr 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ruth Laura Lamm, MD located?
The NPPES record lists a practice address at Massachusetts General Hospital, Boston, MA, 02114. Phone: (617) 724-4184. Providers update this record themselves, so call before visiting.
How can I verify Ruth Laura Lamm, MD's license?
NPPES lists Massachusetts license number L-224819, 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 Ruth Laura Lamm, MD prescribe under Medicare Part D?
In 2024, Ruth Laura Lamm, MD had 18 Medicare Part D claims; 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.