Sebastian Hematology-Oncology Associates
NPI 1245536457 · Hematology & Oncology Physician · Paterson, NJ
Sebastian Hematology-Oncology Associates is a Hematology & Oncology Physician organization in Paterson, NJ (NPI 1245536457).
Provider details
- NPI number
- 1245536457
- Entity type
- Organization
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Peyman Maghsoudlou, Manager(973) 773-2039
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-02-04
- Last updated
- 2014-02-18
Frequently asked questions
- What is Sebastian Hematology-Oncology Associates's NPI number?
- Sebastian Hematology-Oncology Associates's National Provider Identifier (NPI) is 1245536457, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Sebastian Hematology-Oncology Associates?
- Sebastian Hematology-Oncology Associates is classified in the NPPES registry as Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Sebastian Hematology-Oncology Associates located?
- Sebastian Hematology-Oncology Associates's practice location on file with NPPES is 680 Broadway, Paterson, NJ 07514-1422.
- What is Sebastian Hematology-Oncology Associates's phone number?
- The practice phone number listed in the NPPES registry for Sebastian Hematology-Oncology Associates is (973) 977-6600.
- Who is the authorized official for Sebastian Hematology-Oncology Associates?
- The authorized official listed on Sebastian Hematology-Oncology Associates's NPPES record is Peyman Maghsoudlou, Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Sebastian Hematology-Oncology Associates's NPI active?
- Yes — Sebastian Hematology-Oncology Associates's NPI (1245536457) is active in the NPPES registry as of the last update on 2014-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.