Dr. David M. Roll, MD
- Medicare services, 2024
- 199
- Medicare patients, 2024
- 116
- Part D claims, 2024
- 7,680
- Hospital affiliations
- 2
- Medical group
- 1
- Practice address
- 1493 Cambridge Street, Cambridge, MA 02139
- Practice phone
- Call (617) 665-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. David M. Roll is an internist in Cambridge, Massachusetts
Dr. Roll practices at CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance.
Dr. Roll's NPI, 1194824417, was assigned on September 22, 2006. Dr. Roll graduated from Johns Hopkins University School of Medicine in 2000. Dr. Roll holds Massachusetts license 220252.
- NPI
- 1194824417NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103899398
- NPI enumeration date
- September 22, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 665-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David M. Roll practices at CHA Cambridge Hospital in Cambridge, Massachusetts
Dr. Roll's primary practice is CHA Cambridge Hospital, at 1493 Cambridge Street, Cambridge, MA 02139 in Middlesex County. The practice phone is (617) 665-1000.
- CHA Cambridge Hospital1493 Cambridge Street, Cambridge, MA 02139 · Middlesex CountyPhone(617) 665-1000
Source: Dmand AI Affiliation Data
Dr. David M. Roll is affiliated with 4 sites of care and 1 medical group
Dr. Roll's primary practice is CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance. Dr. Roll is also affiliated with Massachusetts General Hospital. The medical group on file is Cambridge Health Alliance. Dmand AI also links Dr. Roll to 2 more home health agencies, each named with a free account. Dr. Roll's 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. David M. Roll's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Roll practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| CHA Cambridge Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David M. Roll is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Roll's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Roll is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Roll
Counts of internists 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. David M. Roll billed Medicare for 199 services in 2024
CMS data shows 199 Medicare services from Dr. Roll across 4 procedure codes in 2024, for 116 Medicare patients. Medicare paid $9,641 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Roll's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2312024: 18420%
- Other services
- 2023: 02024: 15
Dr. Roll compared with the Massachusetts median for internists, 2024
- Dr. Roll
- Massachusetts median
- Medicare services
- 199vs 43154% below
- Medicare patients
- 116vs 19440% below
- Part D claims
- 6,944vs 40217.3 times
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Roll's 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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David M. Roll treated 116 Medicare patients in 2024, average age 69
CMS counts 116 Medicare patients who saw Dr. Roll in 2024. The largest group is 65 to 74, with 51 patients. 68% of them have high blood pressure, and 59% have high cholesterol. 60% are also on Medicaid. Their average risk score is 1.42, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Roll's median patient age at 51, with 45% women.
Dr. Roll's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Roll's Medicare patients by sex, 2024
- Women5346%
- Men6354%
Chronic conditions among Dr. Roll's Medicare patients, 2024
- High blood pressure68%
- High cholesterol59%
- Mood disorders39%
- Anxiety38%
- Diabetes31%
- Arthritis29%
- COPD29%
- Depression29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Roll's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women45%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David M. Roll wrote 7,680 Medicare Part D claims in 2024
In 2024, Dr. Roll wrote 7,680 Medicare Part D claims for 412 patients. 80% of them were for generic drugs. CMS names the drug for 6,944 of them, across 131 drugs with 11 or more claims each, at $983,358 in total drug cost. In 2023, CMS named 7,198 claims across 138 drugs.
Dr. Roll's Part D claims by kind of drug, 2024
- Generic6,131 claims80%
- Brand-name1,463 claims19%
- Other86 claims1%
Dr. Roll's 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. Roll's Part D claims, 2024
- Opioids6%479 of 7,680 claims
- Antibiotics1%58 of 7,680 claims
- Antipsychotics, patients 65 and over0%36 of 7,680 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: 7,1982024: 6,9444%
Drugs named by CMS: 131 in 2024, 138 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. David M. Roll offers telehealth to Medicare patients
Dr. Roll accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Roll as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. David M. Roll graduated from Johns Hopkins University School of Medicine
Dr. Roll graduated from Johns Hopkins University School of Medicine in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David M. Roll'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)Doctors and Clinicians Utilization Data (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. David M. Roll
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. David M. Roll's NPI number?
Dr. David M. Roll's NPI number is 1194824417. It was assigned on September 22, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David M. Roll?
Dr. David M. Roll is an internist in Cambridge, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. David M. Roll practice?
Dr. Roll practices at 1493 Cambridge Street, Cambridge, MA 02139. Dr. Roll's primary practice is CHA Cambridge Hospital in Cambridge, Massachusetts, part of Cambridge Health Alliance. Dmand AI also links Dr. Roll to 2 home health agencies.
What is Dr. David M. Roll's office phone number?
The practice phone on file for Dr. Roll is (617) 665-1000.
What is Dr. David M. Roll's medical license number?
Dr. Roll holds Massachusetts license 220252.
Which hospitals is Dr. David M. Roll affiliated with?
Dr. Roll practices at CHA Cambridge Hospital in Cambridge, Massachusetts. Dr. Roll is also affiliated with Massachusetts General Hospital.
What medical group is Dr. David M. Roll part of?
Dr. Roll is linked to Cambridge Health Alliance.
Does Dr. David M. Roll accept Medicare?
Yes. CMS data shows Dr. Roll billed Medicare for 199 services in 2024, and Dr. Roll accepts Medicare assignment.
Does Dr. David M. Roll offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Roll as offering telehealth services.
How many Medicare patients does Dr. David M. Roll see?
CMS counts 116 Medicare patients who saw Dr. Roll in 2024, with an average age of 69.
Show 4 more questionsShow fewer questions
What services does Dr. David M. Roll bill to Medicare?
In 2024, Dr. Roll's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and office visit, established patient (99213).
Where did Dr. David M. Roll go to medical school?
Dr. Roll graduated from Johns Hopkins University School of Medicine in 2000.
What drugs does Dr. David M. Roll prescribe most?
In 2024 Medicare Part D data, Dr. Roll's most prescribed drugs by claims were Atorvastatin Calcium, Buprenorphine-Naloxone and Gabapentin.
How long has Dr. David M. Roll been practicing?
Dr. Roll graduated from medical school in 2000, 26 years ago.
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