Bassam Hossain DO PLLC
NPI 1033985890 · Clinic/Center · Stony Brook, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bassam Hossain DO PLLC is a Clinic/Center organization in Stony Brook, NY (NPI 1033985890).
Provider details
- NPI number
- 1033985890
- Entity type
- Organization
- Primary specialty
- Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Bassam Hossain, Owner(516) 838-9955
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
7 documented practice locations
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
Additional practice locations (6)
- 60 Merrick AveEast Meadow, NY 11554-1578Phone: (516) 838-9955
- 801 Gazzola DrEast Patchogue, NY 11772-4900Phone: (516) 838-9955
- 81 Park StreetElizabethtown, NY 12932Phone: (516) 838-9955
- 9 Hilaire DrHuntington, NY 11743-3768Phone: (516) 838-9955
- 185 Old Military RdLake Placid, NY 12946-1939Phone: (516) 838-9955
- 3115 Horseblock RdMedford, NY 11763-2526Phone: (516) 838-9955
Registry dates
- Enumerated
- 2023-12-01
- Last updated
- 2023-12-21
- Certified
- 2023-12-20
Frequently asked questions
- What is Bassam Hossain DO PLLC's NPI number?
- Bassam Hossain DO PLLC's National Provider Identifier (NPI) is 1033985890, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Bassam Hossain DO PLLC?
- Bassam Hossain DO PLLC is classified in the NPPES registry as Clinic/Center (Ambulatory Health Care Facilities).
- Where is Bassam Hossain DO PLLC located?
- Bassam Hossain DO PLLC's practice location on file with NPPES is 8 Mosshill Pl, Stony Brook, NY 11790-2919.
- What is Bassam Hossain DO PLLC's phone number?
- The practice phone number listed in the NPPES registry for Bassam Hossain DO PLLC is (516) 838-9955.
- Does Bassam Hossain DO PLLC accept Medicare?
- Bassam Hossain DO PLLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Bassam Hossain DO PLLC?
- The authorized official listed on Bassam Hossain DO PLLC's NPPES record is Bassam Hossain, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Bassam Hossain DO PLLC's NPI active?
- Yes — Bassam Hossain DO PLLC's NPI (1033985890) is active in the NPPES registry as of the last update on 2023-12-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.