Timothy Chen, M.D.
NPI 1720079056 · Cardiovascular Disease Physician · Rockville Centre, NY
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy Chen, M.D. is a Cardiovascular Disease Physician provider in Rockville Centre, NY (NPI 1720079056).
Provider details
- NPI number
- 1720079056
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 215339 (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
20 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
4,478 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,401 | $146 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 1,380 | $17 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 228 | $9 |
| Technetium Tc-99m Tetrofosmin, Diagnostic, Per Study DoseA9502 | 214 | $417 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 211 | $221 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 56 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 672 | 232 |
| Metoprolol Succinate | 521 | 170 |
| Atorvastatin Calcium | 453 | 150 |
| Amlodipine Besylate | 330 | 120 |
| Furosemide | 288 | 96 |
| Losartan Potassium | 230 | 72 |
| Apixabanbrand: Eliquis |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$579 across 23 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
- 2005-11-04
- Last updated
- 2021-03-08
- Certified
- 2021-03-08
Frequently asked questions
- What is Timothy Chen's NPI number?
- Timothy Chen's National Provider Identifier (NPI) is 1720079056, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Chen's specialty?
- Timothy Chen is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Timothy Chen located?
- Timothy Chen's practice location on file with NPPES is 242 Merrick Rd, Rockville Centre, NY 11570-5254.
- What is Timothy Chen's phone number?
- The practice phone number listed in the NPPES registry for Timothy Chen is (516) 763-2800.
- Does Timothy Chen accept Medicare?
- Timothy Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy Chen's NPI active?
- Yes — Timothy Chen's NPI (1720079056) is active in the NPPES registry as of the last update on 2021-03-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.