Ron Chay, M.D.
NPI 1982639324 · Nephrology Physician · Staten Island, NY
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ron Chay, M.D. is a Nephrology Physician provider in Staten Island, NY (NPI 1982639324).
Provider details
- NPI number
- 1982639324
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 240901 (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 tenure25% of score
19 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
3,700 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 997 | $134 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 841 | $148 |
| Critical Care, First 30-74 Minutes99291 | 349 | $241 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 263 | $195 |
| Advance Care Planning, First 30 Minutes99497 | 228 | $85 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 220 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 72 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 152 | 53 |
| Losartan Potassium | 147 | 48 |
| Furosemide | 136 | 54 |
| Dapagliflozin Propanediolbrand: Farxiga | 133 | 54 |
| Calcitriol | 130 | 34 |
| Empagliflozinbrand: Jardiance | 83 | 25 |
| Tirzepatide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$481 across 14 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
- 2006-07-12
- Last updated
- 2015-07-20
Frequently asked questions
- What is Ron Chay's NPI number?
- Ron Chay's National Provider Identifier (NPI) is 1982639324, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ron Chay's specialty?
- Ron Chay is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Ron Chay located?
- Ron Chay's practice location on file with NPPES is 4143 Richmond Ave, Staten Island, NY 10312-5637.
- What is Ron Chay's phone number?
- The practice phone number listed in the NPPES registry for Ron Chay is (718) 967-0100.
- Does Ron Chay accept Medicare?
- Ron Chay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ron Chay's NPI active?
- Yes — Ron Chay's NPI (1982639324) is active in the NPPES registry as of the last update on 2015-07-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.