Am J Gastroenterol
Carcinoma, Pancreatic DuctalEarly Detection of CancerPancreas
Dr. Katharine A. Germansky, MD
NPI1568781540PAC ID7618262270
- Medicare services, 2024
- 471
- Medicare patients, 2024
- 237
- Part D claims, 2024
- 687
- Publications
- 7
- Hospital affiliations
- 3
- Practice address
- 330 Brookline Avenue, Boston, MA 02215
- Practice phone
- Call (617) 667-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Germansky'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. Katharine A. Germansky is a gastroenterologist in Boston, Massachusetts
Dr. Germansky practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health.
Dr. Germansky's NPI, 1568781540, was assigned on May 31, 2010. Dr. Germansky graduated from Tufts University School of Medicine in 2010. Dr. Germansky holds Massachusetts license 258929.
NPI and contact details
- NPI
- 1568781540NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7618262270
- NPI enumeration date
- May 31, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 667-7000
- 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. Katharine A. Germansky practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts
Dr. Germansky's primary practice is Beth Israel Deaconess Medical Center, at 330 Brookline Avenue, Boston, MA 02215 in Suffolk County. The practice phone is (617) 667-7000.
- Beth Israel Deaconess Medical Center330 Brookline Avenue, Boston, MA 02215 · Suffolk CountyPhone(617) 667-7000
Source: Dmand AI Affiliation Data
Dr. Katharine A. Germansky is affiliated with 5 sites of care and 2 medical groups
Dr. Germansky's primary practice is Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health. Dr. Germansky is also affiliated with Beth Israel Deaconess Hospital-Needham. The medical group on file is Harvard Medical Faculty Physicians at Beth Israel Deaconess Medical Center (HMFP). Dmand AI also links Dr. Germansky to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.
Beth Israel Deaconess Hospital-NeedhamHarvard Medical Faculty Physicians at Beth Israel Deaconess Medical Center (HMFP)1 hospitalName with a free account2 group practices and clinicsNames with a free account1 medical groupName with a free account
See all 7 affiliations for Dr. GermanskySources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Katharine A. Germansky's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Germansky practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Beth Israel Deaconess Medical Center | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Beth Israel Lahey Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Katharine A. Germansky is one of 597 gastroenterologists in Massachusetts
Gastroenterology is Dr. Germansky's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Germansky is licensed in Massachusetts.
Specialties and state licenses
- Gastroenterology, MassachusettsPrimary
Gastroenterologists near Dr. Germansky
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
597gastroenterologists in Massachusetts220gastroenterologists in Boston37gastroenterologists at Beth Israel Deaconess Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Katharine A. Germansky billed Medicare for 471 services in 2024
CMS data shows 471 Medicare services from Dr. Germansky across 9 procedure codes in 2024, for 237 Medicare patients. Medicare paid $42,270 for them.
Medicare services, 2024471
Medicare patients237
Paid by Medicare$42,270
Procedure codes9
Dr. Germansky's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1642024: 21833%
- Office and hospital visits
- 2023: 1302024: 1354%
- Other services
- 2023: 192024: 118521%
Where Dr. Germansky's Medicare services took place, 2024
- In an office21445%
- In a facility25755%
Dr. Germansky compared with the Massachusetts median for gastroenterologists, 2024
- Dr. Germansky
- Massachusetts median
- Medicare services
- 471vs 5199% below
- Medicare patients
- 237vs 34331% below
- Part D claims
- 552vs 30084% above
Medians across 583 gastroenterologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Germansky'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. Katharine A. Germansky treated 237 Medicare patients in 2024, average age 72
CMS counts 237 Medicare patients who saw Dr. Germansky in 2024. The largest group is 65 to 74, with 126 patients. 67% of them have high cholesterol, and 60% have high blood pressure. 14% are also on Medicaid. Their average risk score is 1.23, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Germansky's median patient age at 61, with 71% women.
Medicare patients, 2024237
Average age72
Average risk score1.23
Also on Medicaid14%
Dr. Germansky's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Germansky's Medicare patients by sex, 2024
- Women16871%
- Men6929%
Chronic conditions among Dr. Germansky's Medicare patients, 2024
- High cholesterol67%
- High blood pressure60%
- Arthritis47%
- Osteoporosis30%
- Cancer26%
- Anxiety24%
- Mood disorders24%
- Diabetes23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Germansky's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women71%
- Men28%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Katharine A. Germansky wrote 687 Medicare Part D claims in 2024
In 2024, Dr. Germansky wrote 687 Medicare Part D claims for 274 patients. 68% of them were for generic drugs. CMS names the drug for 552 of them, across 14 drugs with 11 or more claims each, at $1,294,814 in total drug cost. In 2023, CMS named 406 claims across 9 drugs.
Part D claims, 2024687
Drugs named by CMS14
Total drug cost$1.3M
Part D patients274
Dr. Germansky's Part D claims by kind of drug, 2024
- Generic470 claims68%
- Brand-name217 claims32%
Dr. Germansky'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. Germansky's Part D claims, 2024
- Antibiotics5%31 of 687 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: 4062024: 55236%
Drugs named by CMS: 14 in 2024, 9 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. Katharine A. Germansky ranks in the 85th percentile for colonoscopy in Medicare
Dr. Germansky accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Germansky as offering telehealth. CMS counts 125 procedures of colonoscopy by Dr. Germansky, more than 85% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Germansky ranks in Medicare procedure volume
- Colonoscopy
- 85th percentile125 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 70th percentile72 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Katharine A. Germansky has 7 publications on record
Dmand AI links 7 papers to Dr. Germansky, published from 2016 to 2023. 2023 was the busiest year, with 2. The most frequent topics are Pancreatic Neoplasms, Carcinoma, Pancreatic Ductal and BRCA1 Protein. Dr. Germansky's most frequent co-authors are Ishani Shah, MD, Vaibhav Wadhwa, MD and Jack F. Mlabasati, MD.
Papers7
Years published2016 to 2023
Dr. Germansky's papers by year, 2016 to 2023
Topics Dr. Germansky writes about most
- Pancreatic Neoplasms
- Carcinoma, Pancreatic Ductal
- BRCA1 Protein
- BRCA2 Protein
- Pancreas
- Pancreatic Intraductal Neoplasms
Dr. Germansky's most frequent co-authors
- Ishani Shah, MD4 shared papers
- Vaibhav Wadhwa, MD3 shared papers
- Jack F. Mlabasati, MD2 shared papers
Recent publications by Dr. Germansky
J Clin Gastroenterol
BRCA1 ProteinBRCA2 ProteinCarcinoma, Pancreatic Ductal
Colorectal NeoplasmsColorectal Neoplasms, Hereditary NonpolyposisGenetic Testing
Best Pract Res Clin Gastroenterol
GastroenterologyMonitoring, PhysiologicPatient Care
See who Dr. Germansky researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Germansky works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Katharine A. Germansky received $192 in industry payments from 2016 to 2025
CMS Open Payments shows 8 general payments to Dr. Germansky from 7 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $38.
General payments to Dr. Germansky by program year, 2016 to 2025
Companies that paid Dr. Germansky the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Katharine A. Germansky graduated from Tufts University School of Medicine
Dr. Germansky graduated from Tufts University School of Medicine in 2010.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Katharine A. Germansky'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) |
| 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. Katharine A. Germansky
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. Katharine A. Germansky's NPI number?
Dr. Katharine A. Germansky's NPI number is 1568781540. It was assigned on May 31, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Katharine A. Germansky?
Dr. Katharine A. Germansky is a gastroenterologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Katharine A. Germansky practice?
Dr. Germansky practices at 330 Brookline Avenue, Boston, MA 02215. Dr. Germansky's primary practice is Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health. Dmand AI also links Dr. Germansky to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. Katharine A. Germansky's office phone number?
The practice phone on file for Dr. Germansky is (617) 667-7000.
What is Dr. Katharine A. Germansky's medical license number?
Dr. Germansky holds Massachusetts license 258929.
Which hospitals is Dr. Katharine A. Germansky affiliated with?
Dr. Germansky practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts. Dr. Germansky is also affiliated with Beth Israel Deaconess Hospital-Needham. Dmand AI links Dr. Germansky to 1 more hospital.
What medical group is Dr. Katharine A. Germansky part of?
Dr. Germansky is linked to Harvard Medical Faculty Physicians at Beth Israel Deaconess Medical Center (HMFP). Dmand AI links Dr. Germansky to 1 more medical group.
Does Dr. Katharine A. Germansky accept Medicare?
Yes. CMS data shows Dr. Germansky billed Medicare for 471 services in 2024, and Dr. Germansky accepts Medicare assignment.
Does Dr. Katharine A. Germansky offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Germansky as offering telehealth services.
How many Medicare patients does Dr. Katharine A. Germansky see?
CMS counts 237 Medicare patients who saw Dr. Germansky in 2024, with an average age of 72.
Show 7 more questionsShow fewer questions
What services does Dr. Katharine A. Germansky bill to Medicare?
In 2024, Dr. Germansky's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and surgery: digestive system (45385).
Where did Dr. Katharine A. Germansky go to medical school?
Dr. Germansky graduated from Tufts University School of Medicine in 2010.
What drugs does Dr. Katharine A. Germansky prescribe most?
In 2024 Medicare Part D data, Dr. Germansky's most prescribed drugs by claims were Sod Sulf-Potass Sulf-Mag Sulf, Omeprazole and Pantoprazole Sodium.
Has Dr. Katharine A. Germansky received payments from drug or device companies?
CMS Open Payments shows $192 in general payments to Dr. Germansky from 7 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Katharine A. Germansky been practicing?
Dr. Germansky graduated from medical school in 2010, 16 years ago.
Does Dr. Katharine A. Germansky do research?
Dmand AI links 7 publications to Dr. Germansky, published from 2016 to 2023.
Who does Dr. Katharine A. Germansky publish with?
Dr. Germansky's most frequent co-authors are Ishani Shah, MD (4 shared papers), Vaibhav Wadhwa, MD (3 shared papers) and Jack F. Mlabasati, MD (2 shared papers).
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