Dr. Kathryn E. Twomey, MD
- Medicare services, 2024
- 302
- Medicare patients, 2024
- 183
- Part D claims, 2016
- 14
- Hospital affiliations
- 3
- Industry payments
- $28
- Practice address
- 1 Boston Medical Center Place, Boston, MA 02118
- Practice phone
- Call (617) 638-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Twomey's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Kathryn E. Twomey is a surgical critical care physician in Boston, Massachusetts
Dr. Twomey practices at Boston Medical Center in Boston, Massachusetts, part of Boston Medical Center Health System.
Dr. Twomey's NPI, 1063755817, was assigned on March 30, 2013. Dr. Twomey graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 2013. Dr. Twomey holds Massachusetts license 274976.
- NPI
- 1063755817NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971722364
- NPI enumeration date
- March 30, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 638-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kathryn E. Twomey practices at Boston Medical Center in Boston, Massachusetts
Dr. Twomey's primary practice is Boston Medical Center, at 1 Boston Medical Center Place, Boston, MA 02118 in Suffolk County. The practice phone is (617) 638-8000.
- Boston Medical Center1 Boston Medical Center Place, Boston, MA 02118 · Suffolk CountyPhone(617) 638-8000
Source: Dmand AI Affiliation Data
Dr. Kathryn E. Twomey is affiliated with 5 sites of care and 4 medical groups
Dr. Twomey's primary practice is Boston Medical Center in Boston, Massachusetts, part of Boston Medical Center Health System. Dr. Twomey is also affiliated with Boston Medical Center - Brighton. The medical group on file is Steward Medical Group. Dmand AI also links Dr. Twomey to 1 more hospital, 3 medical groups and 2 group practices and clinics, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Kathryn E. Twomey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Twomey practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Boston Medical Center | Available with a free account |
| +4 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Boston Medical Center Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Kathryn E. Twomey is one of 53 surgical critical care physicians in Massachusetts
Surgical critical care is Dr. Twomey's primary specialty in the NPI Registry, under taxonomy code 2086S0102X. Dr. Twomey is licensed in Massachusetts.
Specialties and state licenses
- Surgical critical care, MassachusettsPrimary
Surgical critical care physicians near Dr. Twomey
Counts of surgical critical care physicians 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. Kathryn E. Twomey billed Medicare for 302 services in 2024
CMS data shows 302 Medicare services from Dr. Twomey across 6 procedure codes in 2024, for 183 Medicare patients. Medicare paid $26,398 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Twomey's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2622024: 30215%
Dr. Twomey compared with the Massachusetts median for surgical critical care physicians, 2024
- Dr. Twomey
- Massachusetts median
- Medicare services
- 302vs 3237% below
- Medicare patients
- 183vs 183Close to median
- Part D claims
- 14vs 1613% below
Medians across 55 surgical critical care physicians in Massachusetts with Dmand AI profiles that report each measure.
Dr. Twomey'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Twomey and other surgical critical care physicians in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kathryn E. Twomey treated 183 Medicare patients in 2024, average age 73
CMS counts 183 Medicare patients who saw Dr. Twomey in 2024. The largest group is 75 to 84, with 60 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 52% are also on Medicaid. Their average risk score is 2.07, 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. Twomey's median patient age at 53, with 53% women.
Dr. Twomey's Medicare patients by age, 2024
Dr. Twomey's Medicare patients by sex, 2024
- Women9049%
- Men9351%
Chronic conditions among Dr. Twomey's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Mood disorders51%
- Depression48%
- Arthritis45%
- Anxiety42%
- Diabetes42%
- Ischemic heart disease42%
Share of Medicare patients with each condition. A patient can have several.
Dr. Twomey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Kathryn E. Twomey wrote 14 Medicare Part D claims in 2016
In 2016, Dr. Twomey wrote 14 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $83 in total drug cost.
Dr. Twomey's most prescribed drugs by claims, 2016
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Kathryn E. Twomey takes part in Medicare
Dr. Twomey accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 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. Kathryn E. Twomey received $28 in industry payments from 2019 to 2023
CMS Open Payments shows 2 general payments to Dr. Twomey from 2 drug and device companies from 2019 to 2023. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $17.
General payments to Dr. Twomey by program year, 2019 to 2023
Companies that paid Dr. Twomey the most, 2019 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Kathryn E. Twomey graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc)
Dr. Twomey graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Kathryn E. Twomey'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) |
| 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) |
| 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. Kathryn E. Twomey
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. Kathryn E. Twomey's NPI number?
Dr. Kathryn E. Twomey's NPI number is 1063755817. It was assigned on March 30, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Kathryn E. Twomey?
Dr. Kathryn E. Twomey is a surgical critical care physician in Boston, Massachusetts. The primary specialty in the NPI Registry is Surgical Critical Care Physician (taxonomy code 2086S0102X).
Where does Dr. Kathryn E. Twomey practice?
Dr. Twomey practices at 1 Boston Medical Center Place, Boston, MA 02118. Dr. Twomey's primary practice is Boston Medical Center in Boston, Massachusetts, part of Boston Medical Center Health System. Dmand AI also links Dr. Twomey to 1 hospital, 3 medical groups and 2 group practices and clinics.
What is Dr. Kathryn E. Twomey's office phone number?
The practice phone on file for Dr. Twomey is (617) 638-8000.
What is Dr. Kathryn E. Twomey's medical license number?
Dr. Twomey holds Massachusetts license 274976.
Which hospitals is Dr. Kathryn E. Twomey affiliated with?
Dr. Twomey practices at Boston Medical Center in Boston, Massachusetts. Dr. Twomey is also affiliated with Boston Medical Center - Brighton. Dmand AI links Dr. Twomey to 1 more hospital.
What medical group is Dr. Kathryn E. Twomey part of?
Dr. Twomey is linked to Steward Medical Group. Dmand AI links Dr. Twomey to 3 more medical groups.
Does Dr. Kathryn E. Twomey accept Medicare?
Yes. CMS data shows Dr. Twomey billed Medicare for 302 services in 2024, and Dr. Twomey accepts Medicare assignment.
How many Medicare patients does Dr. Kathryn E. Twomey see?
CMS counts 183 Medicare patients who saw Dr. Twomey in 2024, with an average age of 73.
What services does Dr. Kathryn E. Twomey bill to Medicare?
In 2024, Dr. Twomey's most billed Medicare services were hospital inpatient care (99232), critical care (99291) and hospital inpatient care (99222).
Show 4 more questionsShow fewer questions
Where did Dr. Kathryn E. Twomey go to medical school?
Dr. Twomey graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 2013.
What drugs does Dr. Kathryn E. Twomey prescribe most?
In 2016 Medicare Part D data, Dr. Twomey's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Kathryn E. Twomey received payments from drug or device companies?
CMS Open Payments shows $28 in general payments to Dr. Twomey from 2 companies from 2019 to 2023. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Kathryn E. Twomey been practicing?
Dr. Twomey graduated from medical school in 2013, 13 years ago.
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