Bassam Hossain, D.O.
NPI 1164876389 · Internal Medicine Physician · Stony Brook, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bassam Hossain, D.O. is a Internal Medicine Physician provider in Stony Brook, NY (NPI 1164876389).
Provider details
- NPI number
- 1164876389
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 300646 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,089 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 1,102 | $87 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 594 | $124 |
| Advance Care Planning, First 30 Minutes99497 | 200 | $96 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 63 | $107 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 49 | $89 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 54 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 102 | — |
| Pantoprazole Sodium | 52 | 12 |
| Quetiapine Fumarate | 52 | 13 |
| Trazodone Hcl | 47 | 11 |
| Metoprolol Succinate | 46 | — |
| Lisinopril | 45 | — |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-04-14
- Last updated
- 2024-04-26
- Certified
- 2024-04-26
Frequently asked questions
- What is Bassam Hossain's NPI number?
- Bassam Hossain's National Provider Identifier (NPI) is 1164876389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bassam Hossain's specialty?
- Bassam Hossain is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Bassam Hossain located?
- Bassam Hossain's practice location on file with NPPES is 8 Mosshill Pl, Stony Brook, NY 11790-2919.
- What is Bassam Hossain's phone number?
- The practice phone number listed in the NPPES registry for Bassam Hossain is (516) 838-9955.
- Does Bassam Hossain accept Medicare?
- Bassam Hossain is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Bassam Hossain's NPI active?
- Yes — Bassam Hossain's NPI (1164876389) is active in the NPPES registry as of the last update on 2024-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.