Dr. Nicole Carreau, MD

  • Danbury, CT
  • Hematologist and oncologist
NPI1104168962PAC ID5799077202
Medicare services, 2024
1,375
Medicare patients, 2024
188
Part D claims, 2024
378
Publications
10
Hospital affiliations
2
Practice address
100 Reserve Rd, Danbury, CT 06810
Practice phone
Call (203) 739-7742
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Nuvance Health Medical Practice CT, Inc.

Danbury, Connecticut

See all 5 affiliations

Find Dr. Carreau'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.

View contacts for free

Dr. Nicole Carreau is a hematologist and oncologist in Danbury, Connecticut

Dr. Carreau practices at Nuvance Health Medical Practice CT, Inc. in Danbury, Connecticut.

Dr. Carreau's NPI, 1104168962, was assigned on March 20, 2013. Dr. Carreau graduated from University of Connecticut School of Medicine in 2013. Dr. Carreau holds Connecticut license 64829.

NPI and contact details
Medicare PAC ID
5799077202
NPI enumeration date
March 20, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(203) 739-7742
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 Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Nicole Carreau practices at Nuvance Health Medical Practice CT, Inc. in Danbury, Connecticut

Dr. Carreau's primary practice is Nuvance Health Medical Practice CT, Inc., at 100 Reserve Rd, Danbury, CT 06810 in Western Ct County. The practice phone is (203) 739-7742.

  • Nuvance Health Medical Practice CT, Inc.
    100 Reserve Rd, Danbury, CT 06810 · Western Ct CountyPhone(203) 739-7742

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Nicole Carreau is affiliated with 4 sites of care and 1 medical group

Dr. Carreau's primary practice is Nuvance Health Medical Practice CT, Inc. in Danbury, Connecticut. Dr. Carreau is also affiliated with Northwell Danbury Hospital. The medical group on file is Danbury Medical Group. Dmand AI also links Dr. Carreau to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Carreau

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Nicole Carreau's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Carreau practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Nuvance Health Medical Practice CT, Inc.Available with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Dr. Carreau practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Nicole Carreau is one of 175 hematologists and oncologists in Connecticut

Hematology and oncology is Dr. Carreau's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Carreau is board certified in hematology by the American Board of Internal Medicine. Dr. Carreau is licensed in Connecticut.

Specialties and state licenses

  • Hematology and oncology, ConnecticutPrimaryLicense 64829 · taxonomy 207RH0003X

Hematologists and oncologists near Dr. Carreau

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. Nicole Carreau billed Medicare for 1,375 services in 2024

CMS data shows 1,375 Medicare services from Dr. Carreau across 9 procedure codes in 2024, for 188 Medicare patients. Medicare paid $77,407 for them.

Medicare services, 20241,375
Medicare patients188
Paid by Medicare$77,407
Procedure codes9

Dr. Carreau's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 5342024: 58710%
Surgery
2023: 3202024: 42433%
Other services
2023: 182024: 3641922%

Where Dr. Carreau's Medicare services took place, 2024

  • In an office1,35899%
  • In a facility171%

Dr. Carreau compared with the Connecticut median for hematologists and oncologists, 2024

  • Dr. Carreau
  • Connecticut median
Medicare services
1,375vs 5412.5 times
Medicare patients
188vs 20810% below
Part D claims
252vs 45144% below

Medians across 168 hematologists and oncologists in Connecticut with Dmand AI profiles that report each measure.

Dr. Carreau'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.

See all procedures by Dr. Carreau

Need commercial claims for Dr. Carreau?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Carreau and other hematologists and oncologists in Connecticut.

Book a meeting

Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Nicole Carreau treated 188 Medicare patients in 2024, average age 76

CMS counts 188 Medicare patients who saw Dr. Carreau in 2024. The largest group is 75 to 84, with 74 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 16% 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. Carreau's median patient age at 72, with 56% women.

Medicare patients, 2024188
Average age76
Average risk score2.07
Also on Medicaid16%

Dr. Carreau's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Carreau's Medicare patients by sex, 2024

  • Women9852%
  • Men9048%

Chronic conditions among Dr. Carreau's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure72%
  3. Cancer53%
  4. Arthritis43%
  5. Ischemic heart disease43%
  6. Anxiety28%
  7. COPD28%
  8. Chronic kidney disease28%

Share of Medicare patients with each condition. A patient can have several.

Dr. Carreau's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women56%
  • Men42%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Nicole Carreau wrote 378 Medicare Part D claims in 2024

In 2024, Dr. Carreau wrote 378 Medicare Part D claims for 72 patients. 56% of them were for generic drugs. CMS names the drug for 252 of them, across 9 drugs with 11 or more claims each, at $732,476 in total drug cost. In 2023, CMS named 173 claims across 9 drugs.

Part D claims, 2024378
Drugs named by CMS9
Total drug cost$732,476
Part D patients72

Dr. Carreau's Part D claims by kind of drug, 2024

  • Generic210 claims56%
  • Brand-name168 claims44%

Dr. Carreau'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1732024: 25246%

Drugs named by CMS: 9 in 2024, 9 in 2023.

See all prescribing by Dr. Carreau

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. Nicole Carreau offers telehealth to Medicare patients

Dr. Carreau accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Carreau as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

For MedTech and pharma teams

Find hematologists and oncologists like Dr. Carreau by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Dr. Nicole Carreau has 10 publications on record

Dmand AI links 10 papers to Dr. Carreau, published from 2015 to 2020. 2020 was the busiest year, with 3. The most frequent topics are Melanoma, Programmed Cell Death 1 Receptor and Skin Neoplasms. Dr. Carreau's most frequent co-authors are Philippe Armand, MD, PhD, Steven M. Bair, MD and Kevin Andrew David, MD.

Papers10
Years published2015 to 2020

Dr. Carreau's papers by year, 2015 to 2020

Topics Dr. Carreau writes about most

  • Melanoma
  • Programmed Cell Death 1 Receptor
  • Skin Neoplasms

Dr. Carreau's most frequent co-authors

Recent publications by Dr. Carreau

See all 10 publications and co-authors

See who Dr. Carreau researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Carreau works with, so you can find a warm path to the right hematologists and oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Nicole Carreau received $4,994 in industry payments from 2016 to 2025

CMS Open Payments shows 110 general payments to Dr. Carreau from 32 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 95% of the total. Bristol-Myers Squibb Company paid the most, $1,179.

General payments to Dr. Carreau by program year, 2016 to 2025

General payments to Dr. Carreau by kind, 2016 to 2025

$5Kin total
  • Food and beverage$4,73395%
  • Education$2615%

Companies that paid Dr. Carreau the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Carreau

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Nicole Carreau graduated from University of Connecticut School of Medicine

Dr. Carreau graduated from University of Connecticut School of Medicine in 2013.

  1. Medical schoolUniversity of Connecticut School of Medicine
  2. Board certified in hematologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine
  4. Board certified in medical oncologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Nicole Carreau's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Nicole Carreau

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. Nicole Carreau's NPI number?

Dr. Nicole Carreau's NPI number is 1104168962. It was assigned on March 20, 2013, and it is active in the NPI Registry.

What kind of doctor is Dr. Nicole Carreau?

Dr. Nicole Carreau is a hematologist and oncologist in Danbury, Connecticut. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Nicole Carreau practice?

Dr. Carreau practices at 100 Reserve Rd, Danbury, CT 06810. Dr. Carreau's primary practice is Nuvance Health Medical Practice CT, Inc. in Danbury, Connecticut. Dmand AI also links Dr. Carreau to 1 hospital and 1 group practice or clinic.

What is Dr. Nicole Carreau's office phone number?

The practice phone on file for Dr. Carreau is (203) 739-7742.

What is Dr. Nicole Carreau's medical license number?

Dr. Carreau holds Connecticut license 64829.

Which hospitals is Dr. Nicole Carreau affiliated with?

Dr. Carreau is affiliated with Northwell Danbury Hospital. Dmand AI links Dr. Carreau to 1 more hospital.

What medical group is Dr. Nicole Carreau part of?

Dr. Carreau is linked to Danbury Medical Group.

Does Dr. Nicole Carreau accept Medicare?

Yes. CMS data shows Dr. Carreau billed Medicare for 1,375 services in 2024, and Dr. Carreau accepts Medicare assignment.

Does Dr. Nicole Carreau offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Carreau as offering telehealth services.

How many Medicare patients does Dr. Nicole Carreau see?

CMS counts 188 Medicare patients who saw Dr. Carreau in 2024, with an average age of 76.

Show 8 more questionsShow fewer questions

Is Dr. Nicole Carreau board certified?

Yes. Dr. Carreau is board certified in hematology by the American Board of Internal Medicine.

What services does Dr. Nicole Carreau bill to Medicare?

In 2024, Dr. Carreau's most billed Medicare services were surgery: heart and blood vessels (36415), office visit, established patient (99214) and medicare service (G2211).

Where did Dr. Nicole Carreau go to medical school?

Dr. Carreau graduated from University of Connecticut School of Medicine in 2013.

What drugs does Dr. Nicole Carreau prescribe most?

In 2024 Medicare Part D data, Dr. Carreau's most prescribed drugs by claims were Xarelto, Eliquis and Dexamethasone.

Has Dr. Nicole Carreau received payments from drug or device companies?

CMS Open Payments shows $4,994 in general payments to Dr. Carreau from 32 companies from 2016 to 2025. The largest total came from Bristol-Myers Squibb Company.

How long has Dr. Nicole Carreau been practicing?

Dr. Carreau graduated from medical school in 2013, 13 years ago.

Does Dr. Nicole Carreau do research?

Dmand AI links 10 publications to Dr. Carreau, published from 2015 to 2020.

Who does Dr. Nicole Carreau publish with?

Dr. Carreau's most frequent co-authors are Philippe Armand, MD, PhD (3 shared papers), Steven M. Bair, MD (3 shared papers) and Kevin Andrew David, MD (3 shared papers).

Selling to hematology and oncology practices?

See hematologists and oncologists in Connecticut by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)