Costin Ionescu, M.D. PH.D
NPI 1063513703 · Cardiovascular Disease Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Costin Ionescu, M.D. PH.D is a Cardiovascular Disease Physician provider in New Haven, CT (NPI 1063513703).
Provider details
- NPI number
- 1063513703
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D. PH.D
- Sex
- Male
- Sole proprietor
- No
- License
- 044250 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,473 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 885 | $8 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 183 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 147 | $101 |
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 67 | $12 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 62 | $72 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 324 | 109 |
| Metoprolol Succinate | 287 | 94 |
| Amlodipine Besylate | 207 | 64 |
| Carvedilol | 188 | 60 |
| Apixabanbrand: Eliquis | 176 | 50 |
| Atorvastatin Calcium | 121 | 39 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-26
- Last updated
- 2013-11-25
Frequently asked questions
- What is Costin Ionescu's NPI number?
- Costin Ionescu's National Provider Identifier (NPI) is 1063513703, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Costin Ionescu's specialty?
- Costin Ionescu is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Costin Ionescu located?
- Costin Ionescu's practice location on file with NPPES is 1450 Chapel St, New Haven, CT 06511-4405.
- What is Costin Ionescu's phone number?
- The practice phone number listed in the NPPES registry for Costin Ionescu is (203) 789-6045.
- Does Costin Ionescu accept Medicare?
- Costin Ionescu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Costin Ionescu's NPI active?
- Yes — Costin Ionescu's NPI (1063513703) is active in the NPPES registry as of the last update on 2013-11-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.