Nicole Carreau, M.D.
NPI 1104168962 · Hematology & Oncology Physician · Norwalk, CT
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicole Carreau, M.D. is a Hematology & Oncology Physician provider in Norwalk, CT (NPI 1104168962).
Provider details
- NPI number
- 1104168962
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 64829 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,375 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 424 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 375 | $139 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 344 | $18 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 105 | $195 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 39 | $98 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rivaroxabanbrand: Xarelto | 50 | 11 |
| Apixabanbrand: Eliquis | 40 | — |
| Dexamethasone | 37 | — |
| Ondansetron Hcl | 33 | 18 |
| Osimertinib Mesylatebrand: Tagrisso | 22 | — |
| Zanubrutinibbrand: Brukinsa | 19 | — |
| Prednisone | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$784 across 36 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-03-20
- Last updated
- 2020-02-13
- Certified
- 2020-02-13
Frequently asked questions
- What is Nicole Carreau's NPI number?
- Nicole Carreau's National Provider Identifier (NPI) is 1104168962, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicole Carreau's specialty?
- Nicole Carreau is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Nicole Carreau located?
- Nicole Carreau's practice location on file with NPPES is 34 Maple St, Norwalk, CT 06850-3815.
- What is Nicole Carreau's phone number?
- The practice phone number listed in the NPPES registry for Nicole Carreau is (203) 845-4811.
- Does Nicole Carreau accept Medicare?
- Nicole Carreau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicole Carreau's NPI active?
- Yes — Nicole Carreau's NPI (1104168962) is active in the NPPES registry as of the last update on 2020-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.