Irene Chliwner, MD
NPI 1588745491 · Internal Medicine Physician · Warwick, RI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Irene Chliwner, MD is a Internal Medicine Physician provider in Warwick, RI (NPI 1588745491).
Provider details
- NPI number
- 1588745491
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD06838 (RI)
Specialties & taxonomies
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
584 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 108 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 73 | $84 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 64 | $87 |
| Administration and Interpretation of Patient-Focused Health Risk Assessment96160 | 54 | $3 |
| Assessment of Emotional Or Behavioral Problems96127 | 53 | $5 |
| Annual Alcohol Misuse Screening, 5 to 15 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 217 | 53 |
| Levothyroxine Sodium | 157 | 41 |
| Amlodipine Besylate | 104 | 26 |
| Lisinopril | 100 | 25 |
| Losartan Potassium | 92 | 24 |
| Famotidine | 87 | 22 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-18
- Last updated
- 2020-10-19
- Certified
- 2020-10-19
Frequently asked questions
- What is Irene Chliwner's NPI number?
- Irene Chliwner's National Provider Identifier (NPI) is 1588745491, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irene Chliwner's specialty?
- Irene Chliwner is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Irene Chliwner located?
- Irene Chliwner's practice location on file with NPPES is 400 Bald Hill Rd, Warwick, RI 02886-1617.
- What is Irene Chliwner's phone number?
- The practice phone number listed in the NPPES registry for Irene Chliwner is (401) 793-8520.
- Does Irene Chliwner accept Medicare?
- Irene Chliwner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Irene Chliwner's NPI active?
- Yes — Irene Chliwner's NPI (1588745491) is active in the NPPES registry as of the last update on 2020-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.