Su Yun Chung, M.D.
NPI 1538523642 · Hematology & Oncology Physician · Greenvale, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Su Yun Chung, M.D. is a Hematology & Oncology Physician provider in Greenvale, NY (NPI 1538523642).
Provider details
- NPI number
- 1538523642
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 299549 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,051 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 543 | $8 |
| Red Blood Count, Automated Test85045 | 339 | $4 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 237 | $107 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 198 | $150 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 157 | $90 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 60 | 18 |
| Alprazolam | 24 | — |
| Pantoprazole Sodium | 23 | — |
| Folic Acid | 15 | — |
| Cyclobenzaprine Hcl | 14 | — |
| Levothyroxine Sodiumbrand: Synthroid | 14 | — |
| Tizanidine Hcl | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$237 across 11 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-04-06
- Last updated
- 2022-06-17
- Certified
- 2022-06-17
Frequently asked questions
- What is Su Yun Chung's NPI number?
- Su Yun Chung's National Provider Identifier (NPI) is 1538523642, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Su Yun Chung's specialty?
- Su Yun Chung is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Su Yun Chung located?
- Su Yun Chung's practice location on file with NPPES is 2200 Northern Blvd Ste 111, Greenvale, NY 11548-1220.
- What is Su Yun Chung's phone number?
- The practice phone number listed in the NPPES registry for Su Yun Chung is (516) 325-7500.
- Does Su Yun Chung accept Medicare?
- Su Yun Chung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Su Yun Chung's NPI active?
- Yes — Su Yun Chung's NPI (1538523642) is active in the NPPES registry as of the last update on 2022-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.