Eddy Sun, MD
NPI 1962030056 · Hospitalist Physician · Stony Brook, NY
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eddy Sun, MD is a Hospitalist Physician provider in Stony Brook, NY (NPI 1962030056).
Provider details
- NPI number
- 1962030056
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 32242101 (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
6 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
699 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 | 296 | $86 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 175 | $129 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 111 | $55 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 97 | $90 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 20 | $124 |
Typical Medicare-allowed amounts for these services range $55–$129 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 41 Mall RdBurlington, MA 01805-0001Phone: (781) 744-8085
Registry dates
- Enumerated
- 2020-04-01
- Last updated
- 2024-10-31
- Certified
- 2024-10-31
Frequently asked questions
- What is Eddy Sun's NPI number?
- Eddy Sun's National Provider Identifier (NPI) is 1962030056, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eddy Sun's specialty?
- Eddy Sun is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Eddy Sun located?
- Eddy Sun's practice location on file with NPPES is Dept of Internal Medicine Hsc16-020, Stony Brook, NY 11794-0001.
- What is Eddy Sun's phone number?
- The practice phone number listed in the NPPES registry for Eddy Sun is (631) 444-7411.
- Does Eddy Sun accept Medicare?
- Eddy Sun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eddy Sun's NPI active?
- Yes — Eddy Sun's NPI (1962030056) is active in the NPPES registry as of the last update on 2024-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.