Lori H. Pai, M.D.
Hematology & Oncology Physician · Boston, MA
Lori H. Pai, M.D. is a hematology & oncology physician with a practice address in Boston, Massachusetts, and NPI 1083727911, issued on Aug 16, 2006. Check the license (Massachusetts 247437, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Lori H. Pai
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 247437 MA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Washington St, Boston, MA 02111
- Phone
- (617) 636-8148
- Enumerated
- Aug 16, 2006
- Record last updated
- Feb 11, 2025
- Medicare enrollment
- Enrolled (PECOS I20140925000290); accepts Medicare assignment
- Medical or professional school
- Harvard Medical School, 2001
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 461 in Massachusetts → Look up another NPI →
Also registered at 800 Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jeffrey Aalberg, MD, MPHSurgery Physician1326788027
- Omer Abbak, PHARMDPharmacist1114500337
- Aya Abdelnaser, MDStudent in an Organized Health Care Education/Training Program1770425373
- Marie Elise Abi Antoun, MDObstetrics & Gynecology Physician1356042626
- Ahmad AboalfarajSurgery Physician1538517651
- Tala Abu Samaan, MDStudent in an Organized Health Care Education/Training Program1376386250
Verify Lori H. Pai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 247437Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
47 Medicare Part D claims for 18 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 83% of claims.
Most prescribed
- Tagrisso28 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.
2 hospitals and group practices
- Straub Clinic And HospitalHonolulu, HI · Acute Care Hospitals4 of 5 stars
- Pratt Medical Group IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Lori H. Pai among 461 hematology & oncology physician records in Massachusetts
Lori H. Pai, M.D. is one of 461 hematology & oncology physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 14% of them.
- NPI issued2006 · 14% of these records are older, 50% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2001 · median 2004 among the 303 with a school on file
- Record last updated2025 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Massachusetts
There are 461 hematology & oncology physician records in Massachusetts.
All 461 in Massachusetts → Every provider in Boston → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Anubha Bharthuar, MDBoston, MA 021111063739969
- Parva Bhatt, M.D.Boston, MA 021111689055832
- Sharan Bijlani, MDBoston, MA 021111962061903
- Rachel Buchsbaum, MDBoston, MA 021111255360640
- Raymond Comenzo, MDBoston, MA 021111750352787
- Jacob Elkon, MDBoston, MA 021111104153105
- Ruchi Hamal, MDBoston, MA 021111447670823
- Andreas Klein, MDBoston, MA 021111285740969
Common questions
What is Lori H. Pai, M.D.'s NPI number?
Lori H. Pai, M.D.'s National Provider Identifier (NPI) is 1083727911, issued on Aug 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lori H. Pai, M.D. located?
The NPPES record lists a practice address at 800 Washington St, Boston, MA, 02111. Phone: (617) 636-8148. Providers update this record themselves, so call before visiting.
How can I verify Lori H. Pai, M.D.'s license?
NPPES lists Massachusetts license number 247437, 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 Lori H. Pai, M.D. prescribe under Medicare Part D?
In 2024, Lori H. Pai, M.D. had 47 Medicare Part D claims for 18 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.