Zeina Hasan
NPI 1669009437 · Hospitalist Physician · Stony Brook, NY
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zeina Hasan is a Hospitalist Physician provider in Stony Brook, NY (NPI 1669009437).
Provider details
- NPI number
- 1669009437
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
6 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,240 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 Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 643 | $87 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 241 | $55 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 158 | $127 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 139 | $130 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 38 | $146 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-03-23
- Last updated
- 2023-12-27
- Certified
- 2023-12-27
Frequently asked questions
- What is Zeina Hasan's NPI number?
- Zeina Hasan's National Provider Identifier (NPI) is 1669009437, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zeina Hasan's specialty?
- Zeina Hasan is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Zeina Hasan located?
- Zeina Hasan's practice location on file with NPPES is 101 Nicolls Rd, Stony Brook, NY 11794-3609.
- What is Zeina Hasan's phone number?
- The practice phone number listed in the NPPES registry for Zeina Hasan is (631) 444-4000.
- Does Zeina Hasan accept Medicare?
- Zeina Hasan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zeina Hasan's NPI active?
- Yes — Zeina Hasan's NPI (1669009437) is active in the NPPES registry as of the last update on 2023-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.