Edouard Guillaume, MD
NPI 1114990355 · Hematology & Oncology Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Edouard Guillaume, MD is a Hematology & Oncology Physician provider in Brooklyn, NY (NPI 1114990355).
Provider details
- NPI number
- 1114990355
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 147272 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 114 | 14 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 44 | — |
| Folic Acid | 34 | 11 |
| Hydroxyurea | 33 | — |
| Hydromorphone Hcl | 29 | — |
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 20 | — |
| Ibuprofen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$25 across 1 record (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
- 2006-02-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Edouard Guillaume's NPI number?
- Edouard Guillaume's National Provider Identifier (NPI) is 1114990355, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Edouard Guillaume's specialty?
- Edouard Guillaume is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Edouard Guillaume located?
- Edouard Guillaume's practice location on file with NPPES is 2687 Bedford Ave, Brooklyn, NY 11210-1235.
- What is Edouard Guillaume's phone number?
- The practice phone number listed in the NPPES registry for Edouard Guillaume is (718) 434-1924.
- Does Edouard Guillaume accept Medicare?
- Edouard Guillaume is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Edouard Guillaume's NPI active?
- Yes — Edouard Guillaume's NPI (1114990355) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.