Dr. Lauren E. Dias, MD
- Medicare services, 2024
- 1,021
- Medicare patients, 2024
- 236
- Part D claims, 2024
- 262
- Publications
- 1
- Hospital affiliations
- 3
- Practice address
- 55 Fruit Street, Boston, MA 02114
- Practice phone
- Call (617) 726-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Dias' professional email, personal email and mobile number
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Dr. Lauren E. Dias is a hematologist and oncologist in Boston, Massachusetts
Dr. Dias practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Dias' NPI, 1215928346, was assigned on October 28, 2005. Dr. Dias graduated from Harvard Medical School in 1999. Dr. Dias holds Massachusetts license 210535.
- NPI
- 1215928346NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123033156
- NPI enumeration date
- October 28, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lauren E. Dias practices at Massachusetts General Hospital in Boston, Massachusetts
Dr. Dias' primary practice is Massachusetts General Hospital, at 55 Fruit Street, Boston, MA 02114 in Suffolk County. The practice phone is (617) 726-2000.
- Massachusetts General Hospital55 Fruit Street, Boston, MA 02114 · Suffolk CountyPhone(617) 726-2000
Source: Dmand AI Affiliation Data
Dr. Lauren E. Dias is affiliated with 6 sites of care and 2 medical groups
Dr. Dias' primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Dias is also affiliated with Salem Hospital. The medical group on file is Massachusetts General Hospital. Dmand AI also links Dr. Dias to 1 more hospital, 1 community health center, 1 home health agency, 1 hospice and 1 medical group, each named with a free account. Dr. Dias' employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lauren E. Dias' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dias practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Massachusetts General Hospital | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Lauren E. Dias is one of 429 hematologists and oncologists in Massachusetts
Hematology and oncology is Dr. Dias' primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Dias is licensed in Massachusetts.
Specialties and state licenses
- Hematology and oncology, MassachusettsPrimary
Hematologists and oncologists near Dr. Dias
Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Lauren E. Dias billed Medicare for 1,021 services in 2024
CMS data shows 1,021 Medicare services from Dr. Dias across 4 procedure codes in 2024, for 236 Medicare patients. Medicare paid $63,553 for them. Every service was in an office.
Dr. Dias' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5662024: 62911%
- Other services
- 2023: 02024: 392
Dr. Dias compared with the Massachusetts median for hematologists and oncologists, 2024
- Dr. Dias
- Massachusetts median
- Medicare services
- 1,021vs 4952.1 times
- Medicare patients
- 236vs 20018% above
- Part D claims
- 101vs 15133% below
Medians across 415 hematologists and oncologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Dias' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dias and other hematologists and oncologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lauren E. Dias treated 236 Medicare patients in 2024, average age 75
CMS counts 236 Medicare patients who saw Dr. Dias in 2024. The largest group is 65 to 74, with 106 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.99, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Dias' median patient age at 74, with 45% women.
Dr. Dias' Medicare patients by age, 2024
Dr. Dias' Medicare patients by sex, 2024
- Women10946%
- Men12754%
Chronic conditions among Dr. Dias' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Cancer58%
- Arthritis44%
- Anxiety37%
- Mood disorders32%
- Atrial fibrillation31%
- Depression31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dias' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women45%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lauren E. Dias wrote 262 Medicare Part D claims in 2024
In 2024, Dr. Dias wrote 262 Medicare Part D claims for 78 patients. 72% of them were for generic drugs. CMS names the drug for 101 of them, across 7 drugs with 11 or more claims each, at $27,930 in total drug cost. In 2023, CMS named 31 claims across 2 drugs.
Dr. Dias' Part D claims by kind of drug, 2024
- Generic188 claims72%
- Brand-name74 claims28%
Dr. Dias' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Dias' Part D claims, 2024
- Opioids15%38 of 262 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 312024: 101226%
Drugs named by CMS: 7 in 2024, 2 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Lauren E. Dias offers telehealth to Medicare patients
Dr. Dias accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Dias as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Lauren E. Dias has 1 publication on record
Dmand AI links 1 paper to Dr. Dias in 2013. Dr. Dias' most frequent co-authors are Lawrence Scott Blaszkowsky, MD, Jason Edward Faris, MD and Alexander R. Guimaraes, MD, PhD.
Dr. Dias' most frequent co-authors
- Lawrence Scott Blaszkowsky, MD1 shared paper
- Jason Edward Faris, MD1 shared paper
- Alexander R. Guimaraes, MD, PhD1 shared paper
Recent publications by Dr. Dias
See who Dr. Dias researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dias works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Lauren E. Dias received $59 in industry payments in 2019
CMS Open Payments shows 1 general payment to Dr. Dias from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Sirtex Medical Inc paid the most, $59.
Companies that paid Dr. Dias the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Lauren E. Dias graduated from Harvard Medical School
Dr. Dias graduated from Harvard Medical School in 1999.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Lauren E. Dias's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Lauren E. Dias
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Lauren E. Dias' NPI number?
Dr. Lauren E. Dias' NPI number is 1215928346. It was assigned on October 28, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Lauren E. Dias?
Dr. Lauren E. Dias is a hematologist and oncologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Lauren E. Dias practice?
Dr. Dias practices at 55 Fruit Street, Boston, MA 02114. Dr. Dias' primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Dias to 1 hospital, 1 community health center, 1 home health agency, 1 hospice and 1 medical group.
What is Dr. Lauren E. Dias' office phone number?
The practice phone on file for Dr. Dias is (617) 726-2000.
What is Dr. Lauren E. Dias' medical license number?
Dr. Dias holds Massachusetts license 210535.
Which hospitals is Dr. Lauren E. Dias affiliated with?
Dr. Dias practices at Massachusetts General Hospital in Boston, Massachusetts. Dr. Dias is also affiliated with Salem Hospital. Dmand AI links Dr. Dias to 1 more hospital.
What medical group is Dr. Lauren E. Dias part of?
Dr. Dias is linked to Massachusetts General Hospital. Dmand AI links Dr. Dias to 1 more medical group.
Does Dr. Lauren E. Dias accept Medicare?
Yes. CMS data shows Dr. Dias billed Medicare for 1,021 services in 2024, and Dr. Dias accepts Medicare assignment.
Does Dr. Lauren E. Dias offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Dias as offering telehealth services.
How many Medicare patients does Dr. Lauren E. Dias see?
CMS counts 236 Medicare patients who saw Dr. Dias in 2024, with an average age of 75.
Show 7 more questionsShow fewer questions
What services does Dr. Lauren E. Dias bill to Medicare?
In 2024, Dr. Dias' most billed Medicare services were medicare service (G2211), office visit, established patient (99215) and office visit, established patient (99214).
Where did Dr. Lauren E. Dias go to medical school?
Dr. Dias graduated from Harvard Medical School in 1999.
What drugs does Dr. Lauren E. Dias prescribe most?
In 2024 Medicare Part D data, Dr. Dias' most prescribed drugs by claims were Oxycodone HCl, Prochlorperazine Maleate and Dexamethasone.
Has Dr. Lauren E. Dias received payments from drug or device companies?
CMS Open Payments shows $59 in general payments to Dr. Dias from 1 company from 2019 to 2019. The largest total came from Sirtex Medical Inc.
How long has Dr. Lauren E. Dias been practicing?
Dr. Dias graduated from medical school in 1999, 27 years ago.
Does Dr. Lauren E. Dias do research?
Dmand AI links 1 publication to Dr. Dias.
Who does Dr. Lauren E. Dias publish with?
Dr. Dias' most frequent co-authors are Lawrence Scott Blaszkowsky, MD (1 shared paper), Jason Edward Faris, MD (1 shared paper) and Alexander R. Guimaraes, MD, PhD (1 shared paper).
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