OrganizationActive
Long Island Medical Oncology & Hematology Associates P C
NPI 1245499789 · Specialist · Merrick, NY
Long Island Medical Oncology & Hematology Associates P C is a Specialist organization in Merrick, NY (NPI 1245499789).
Provider details
- NPI number
- 1245499789
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Doron Weiner, MD(516) 546-5000
- License
- 180907-1 (NY)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
2209 Merrick Rd
Merrick, NY 11566-4786
Phone: (516) 546-5000
Fax: (516) 546-0596
Street-level locationGet directions
Mailing address
2209 Merrick Rd
Merrick, NY 11566-4786
Registry dates
- Enumerated
- 2008-06-09
- Last updated
- 2009-07-15
Frequently asked questions
- What is Long Island Medical Oncology & Hematology Associates P C's NPI number?
- Long Island Medical Oncology & Hematology Associates P C's National Provider Identifier (NPI) is 1245499789, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Long Island Medical Oncology & Hematology Associates P C?
- Long Island Medical Oncology & Hematology Associates P C is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Long Island Medical Oncology & Hematology Associates P C located?
- Long Island Medical Oncology & Hematology Associates P C's practice location on file with NPPES is 2209 Merrick Rd, Merrick, NY 11566-4786.
- What is Long Island Medical Oncology & Hematology Associates P C's phone number?
- The practice phone number listed in the NPPES registry for Long Island Medical Oncology & Hematology Associates P C is (516) 546-5000.
- Who is the authorized official for Long Island Medical Oncology & Hematology Associates P C?
- The authorized official listed on Long Island Medical Oncology & Hematology Associates P C's NPPES record is Doron Weiner, MD. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Long Island Medical Oncology & Hematology Associates P C's NPI active?
- Yes — Long Island Medical Oncology & Hematology Associates P C's NPI (1245499789) is active in the NPPES registry as of the last update on 2009-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.