Dr. Karen A. Buch, MD
- Medicare services, 2024
- 4,729
- Medicare patients, 2024
- 1,300
- Hospital affiliations
- 5
- Industry payments
- $59,849
- Medical groups
- 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. Buch's professional email, personal email and mobile number
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Dr. Karen A. Buch is a diagnostic radiologist in Boston, Massachusetts
Dr. Buch practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Buch's NPI, 1295041648, was assigned on August 24, 2010. Dr. Buch graduated from University of Massachusetts Medical School in 2010. Dr. Buch holds Massachusetts license 262281.
- NPI
- 1295041648NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133351505
- NPI enumeration date
- August 24, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Karen A. Buch practices at Massachusetts General Hospital in Boston, Massachusetts
Dr. Buch's 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. Karen A. Buch is affiliated with 9 sites of care and 3 medical groups
Dr. Buch's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Buch is also affiliated with Newton-Wellesley Hospital. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Dr. Buch to 3 more hospitals, 3 group practices and clinics, 2 medical groups and 1 community health center, 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. Karen A. Buch's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Buch practices, 9 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 |
| +8 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Karen A. Buch is one of 1,246 diagnostic radiologists in Massachusetts
Diagnostic radiology is Dr. Buch's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Buch is licensed in Massachusetts.
Specialties and state licenses
- Diagnostic radiology, MassachusettsPrimary
Diagnostic radiologists near Dr. Buch
Counts of diagnostic radiologists 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. Karen A. Buch billed Medicare for 4,729 services in 2024
CMS data shows 4,729 Medicare services from Dr. Buch across 16 procedure codes in 2024, for 1,300 Medicare patients. Medicare paid $98,945 for them.
Dr. Buch's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 30,1782024: 3,19089%
- Imaging
- 2023: 2,1962024: 1,53930%
Where Dr. Buch's Medicare services took place, 2024
- In an office3,68978%
- In a facility1,04022%
Dr. Buch compared with the Massachusetts median for diagnostic radiologists, 2024
- Dr. Buch
- Massachusetts median
- Medicare services
- 4,729vs 2,2422.1 times
- Medicare patients
- 1,300vs 1,57117% below
Medians across 1,108 diagnostic radiologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Buch'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.
Need commercial claims for Dr. Buch?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Buch and other diagnostic radiologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Karen A. Buch treated 1,300 Medicare patients in 2024, average age 75
CMS counts 1,300 Medicare patients who saw Dr. Buch in 2024. The largest group is 65 to 74, with 498 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.76, 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. Buch's median patient age at 59, with 52% women.
Dr. Buch's Medicare patients by age, 2024
Dr. Buch's Medicare patients by sex, 2024
- Women69153%
- Men60947%
Chronic conditions among Dr. Buch's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Mood disorders41%
- Anxiety39%
- Depression36%
- Ischemic heart disease36%
- Chronic kidney disease30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Buch's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Karen A. Buch takes part in Medicare
Dr. Buch accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Karen A. Buch received $59,849 in industry payments from 2017 to 2021
CMS Open Payments shows 29 general payments to Dr. Buch from 3 drug and device companies from 2017 to 2021. Consulting fees make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $37,088.
General payments to Dr. Buch by program year, 2017 to 2021
General payments to Dr. Buch by kind, 2017 to 2021
- Consulting fees$59,708100%
- Food and beverage$1230%
- Travel and lodging$190%
Companies that paid Dr. Buch the most, 2017 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Karen A. Buch graduated from University of Massachusetts Medical School
Dr. Buch graduated from University of Massachusetts Medical School in 2010.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Karen A. Buch'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Karen A. Buch
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. Karen A. Buch's NPI number?
Dr. Karen A. Buch's NPI number is 1295041648. It was assigned on August 24, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Karen A. Buch?
Dr. Karen A. Buch is a diagnostic radiologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Karen A. Buch practice?
Dr. Buch practices at 55 Fruit Street, Boston, MA 02114. Dr. Buch's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Buch to 3 hospitals, 3 group practices and clinics, 2 medical groups and 1 community health center.
What is Dr. Karen A. Buch's office phone number?
The practice phone on file for Dr. Buch is (617) 726-2000.
What is Dr. Karen A. Buch's medical license number?
Dr. Buch holds Massachusetts license 262281.
Which hospitals is Dr. Karen A. Buch affiliated with?
Dr. Buch practices at Massachusetts General Hospital in Boston, Massachusetts. Dr. Buch is also affiliated with Newton-Wellesley Hospital. Dmand AI links Dr. Buch to 3 more hospitals.
What medical group is Dr. Karen A. Buch part of?
Dr. Buch is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Dr. Buch to 2 more medical groups.
Does Dr. Karen A. Buch accept Medicare?
Yes. CMS data shows Dr. Buch billed Medicare for 4,729 services in 2024, and Dr. Buch accepts Medicare assignment.
How many Medicare patients does Dr. Karen A. Buch see?
CMS counts 1,300 Medicare patients who saw Dr. Buch in 2024, with an average age of 75.
What services does Dr. Karen A. Buch bill to Medicare?
In 2024, Dr. Buch's most billed Medicare services were medical supplies or transport (A9575), diagnostic imaging (70450) and diagnostic imaging (70553).
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Where did Dr. Karen A. Buch go to medical school?
Dr. Buch graduated from University of Massachusetts Medical School in 2010.
Has Dr. Karen A. Buch received payments from drug or device companies?
CMS Open Payments shows $59,849 in general payments to Dr. Buch from 3 companies from 2017 to 2021. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Karen A. Buch been practicing?
Dr. Buch graduated from medical school in 2010, 16 years ago.
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