Dr. Patricia A. Defusco, MD
- Medicare services, 2024
- 399
- Medicare patients, 2024
- 212
- Part D claims, 2024
- 916
- Publications
- 10
- Clinical trials
- 5
- Practice address
- 80 Seymour Street, Hartford, CT 06102
- Practice phone
- Call (860) 545-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Defusco'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. Patricia A. Defusco is a hematologist and oncologist in Hartford, Connecticut
Dr. Defusco practices at Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare.
Dr. Defusco's NPI, 1851496061, was assigned on September 13, 2006. Dr. Defusco graduated from Boston University School of Medicine in 1980. Dr. Defusco holds Connecticut license 023881.
- NPI
- 1851496061NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537240791
- NPI enumeration date
- September 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (860) 545-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Patricia A. Defusco practices at Hartford Hospital in Hartford, Connecticut
Dr. Defusco's primary practice is Hartford Hospital, at 80 Seymour Street, Hartford, CT 06102 in Hartford County. The practice phone is (860) 545-5000.
- Hartford Hospital80 Seymour Street, Hartford, CT 06102 · Hartford CountyPhone(860) 545-5000
Source: Dmand AI Affiliation Data
Dr. Patricia A. Defusco is affiliated with 3 sites of care and 5 medical groups
Dr. Defusco's primary practice is Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare. The medical group on file is Hartford Hospital. Dmand AI also links Dr. Defusco to 1 more hospital, 4 medical groups and 1 group practice or clinic, each named with a free account. Dr. Defusco'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. Patricia A. Defusco's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Defusco practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hartford Hospital | Available with a free account |
| +2 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Patricia A. Defusco is one of 175 hematologists and oncologists in Connecticut
Hematology and oncology is Dr. Defusco's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Defusco is licensed in Connecticut.
Specialties and state licenses
- Hematology and oncology, ConnecticutPrimary
Hematologists and oncologists near Dr. Defusco
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. Patricia A. Defusco billed Medicare for 399 services in 2024
CMS data shows 399 Medicare services from Dr. Defusco across 3 procedure codes in 2024, all of them office visits, for 212 Medicare patients. Medicare paid $24,426 for them. Every service was in an office.
Dr. Defusco's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4492024: 39911%
Dr. Defusco compared with the Connecticut median for hematologists and oncologists, 2024
- Dr. Defusco
- Connecticut median
- Medicare services
- 399vs 54126% below
- Medicare patients
- 212vs 208Close to median
- Part D claims
- 771vs 45171% above
Medians across 168 hematologists and oncologists in Connecticut with Dmand AI profiles that report each measure.
Dr. Defusco'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. Defusco and other hematologists and oncologists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Patricia A. Defusco treated 212 Medicare patients in 2024, average age 76
CMS counts 212 Medicare patients who saw Dr. Defusco in 2024. The largest group is 75 to 84, with 95 patients. 75% of them have cancer, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.33, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Defusco's median patient age at 69, with 95% women.
Dr. Defusco's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Defusco's Medicare patients, 2024
- Cancer75%
- High cholesterol75%
- High blood pressure66%
- Arthritis42%
- Anxiety32%
- Osteoporosis31%
- Mood disorders26%
- Depression22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Defusco's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women95%
- Men5%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Patricia A. Defusco wrote 916 Medicare Part D claims in 2024
In 2024, Dr. Defusco wrote 916 Medicare Part D claims for 194 patients. 85% of them were for generic drugs. CMS names the drug for 771 of them, across 15 drugs with 11 or more claims each, at $1,480,530 in total drug cost. In 2023, CMS named 739 claims across 13 drugs.
Dr. Defusco's Part D claims by kind of drug, 2024
- Generic783 claims85%
- Brand-name133 claims15%
Dr. Defusco'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. Defusco's Part D claims, 2024
- Opioids7%67 of 916 claims
- Antibiotics2%15 of 916 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: 7392024: 7714%
Drugs named by CMS: 15 in 2024, 13 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. Patricia A. Defusco scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Defusco for performance year 2024, reported as part of a group. Dr. Defusco accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Defusco as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Defusco's MIPS scores, performance year 2024
- 93of 100Final score
- 75.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 71of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Patricia A. Defusco has 10 publications on record
Dmand AI links 10 papers to Dr. Defusco, published from 2012 to 2024. 2021 was the busiest year, with 2. The most frequent topics are Breast Neoplasms, Antineoplastic Combined Chemotherapy Protocols and Paclitaxel. Dr. Defusco has published most often in Breast Cancer Res. Dr. Defusco's most frequent co-authors are Vandana Gupta Abramson, MD, Blair Ardman, MD and Ron Bose, MD.
Dr. Defusco's papers by year, 2012 to 2024
Topics Dr. Defusco writes about most
- Breast Neoplasms
- Antineoplastic Combined Chemotherapy Protocols
- Paclitaxel
- Trastuzumab
- Chemotherapy, Adjuvant
- Neoadjuvant Therapy
- Receptor, ErbB-2
- Ado-Trastuzumab Emtansine
Dr. Defusco's most frequent co-authors
Recent publications by Dr. Defusco
Breast Cancer Res Treat
Breast Cancer Res Treat
See who Dr. Defusco researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Defusco 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. Patricia A. Defusco has worked on 5 clinical trials
Dmand AI links Dr. Defusco to 5 clinical trials, 3 of them phase 3 studies. 4 are still active or recruiting. Conditions studied include Breast Neoplasms, Breast Diseases and Carcinoma, Intraductal, Noninfiltrating. National Cancer Institute (NCI) sponsors the most, 2.
Clinical trials with Dr. Defusco by phase
- NonePhase 1: no trials
- 1Phase 2: 1 trial
- 3Phase 3: 3 trials
- NonePhase 4: no trials
Conditions in Dr. Defusco's trials
- Breast Neoplasms
- Breast Diseases
- Carcinoma, Intraductal, Noninfiltrating
- Triple Negative Breast Neoplasms
- Breast Carcinoma In Situ
Investigators on the most trials with Dr. Defusco
- Blair Ardman, MD3 shared trials
- Lea N. Baer, MD3 shared trials
- William J. Gradishar, MD3 shared trials
Recent clinical trials with Dr. Defusco
Testing the Drug Atezolizumab or Placebo With Usual Therapy in First-Line HER2-Positive Metastatic Breast Cancer (opens in a new tab)
Doxorubicin Hydrochloride and Cyclophosphamide Followed by Paclitaxel With or Without Carboplatin in Treating Patients With Triple-Negative Breast Cancer (opens in a new tab)
Tamoxifen Citrate, Letrozole, Anastrozole, or Exemestane With or Without Chemotherapy in Treating Patients With Invasive RxPONDER Breast Cancer (opens in a new tab)
T-DM1 vs Paclitaxel/Trastuzumab for Breast (ATEMPT Trial) (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Patricia A. Defusco received $1,180 in industry payments from 2016 to 2021
CMS Open Payments shows 82 general payments to Dr. Defusco from 15 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 98% of the total. Novartis Pharmaceuticals Corporation paid the most, $372.
General payments to Dr. Defusco by program year, 2016 to 2021
General payments to Dr. Defusco by kind, 2016 to 2021
- Food and beverage$1,15398%
- Education$272%
Companies that paid Dr. Defusco the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Patricia A. Defusco graduated from Boston University School of Medicine
Dr. Defusco graduated from Boston University School of Medicine in 1980.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Patricia A. Defusco'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)Clinician Public Reporting: Overall MIPS Performance (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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Patricia A. Defusco
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. Patricia A. Defusco's NPI number?
Dr. Patricia A. Defusco's NPI number is 1851496061. It was assigned on September 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Patricia A. Defusco?
Dr. Patricia A. Defusco is a hematologist and oncologist in Hartford, Connecticut. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Patricia A. Defusco practice?
Dr. Defusco practices at 80 Seymour Street, Hartford, CT 06102. Dr. Defusco's primary practice is Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare. Dmand AI also links Dr. Defusco to 1 hospital, 4 medical groups and 1 group practice or clinic.
What is Dr. Patricia A. Defusco's office phone number?
The practice phone on file for Dr. Defusco is (860) 545-5000.
What is Dr. Patricia A. Defusco's medical license number?
Dr. Defusco holds Connecticut license 023881.
Which hospitals is Dr. Patricia A. Defusco affiliated with?
Dr. Defusco practices at Hartford Hospital in Hartford, Connecticut. Dmand AI links Dr. Defusco to 1 more hospital.
What medical group is Dr. Patricia A. Defusco part of?
Dr. Defusco is linked to Hartford Hospital. Dmand AI links Dr. Defusco to 4 more medical groups.
Does Dr. Patricia A. Defusco accept Medicare?
Yes. CMS data shows Dr. Defusco billed Medicare for 399 services in 2024, and Dr. Defusco accepts Medicare assignment.
Does Dr. Patricia A. Defusco offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Defusco as offering telehealth services.
What is Dr. Patricia A. Defusco's MIPS score?
Dr. Defusco's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Patricia A. Defusco see?
CMS counts 212 Medicare patients who saw Dr. Defusco in 2024, with an average age of 76.
What services does Dr. Patricia A. Defusco bill to Medicare?
In 2024, Dr. Defusco's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and office visit, established patient (99215).
Where did Dr. Patricia A. Defusco go to medical school?
Dr. Defusco graduated from Boston University School of Medicine in 1980.
What drugs does Dr. Patricia A. Defusco prescribe most?
In 2024 Medicare Part D data, Dr. Defusco's most prescribed drugs by claims were Anastrozole, Letrozole and Verzenio.
Has Dr. Patricia A. Defusco received payments from drug or device companies?
CMS Open Payments shows $1,180 in general payments to Dr. Defusco from 15 companies from 2016 to 2021. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. Patricia A. Defusco been practicing?
Dr. Defusco graduated from medical school in 1980, 46 years ago.
Does Dr. Patricia A. Defusco do research?
Dmand AI links 10 publications to Dr. Defusco, published from 2012 to 2024. Dr. Defusco has worked on 5 clinical trials.
Who does Dr. Patricia A. Defusco publish with?
Dr. Defusco's most frequent co-authors are Vandana Gupta Abramson, MD (4 shared papers), Blair Ardman, MD (4 shared papers) and Ron Bose, MD (4 shared papers).
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