Tamar Polonsky
NPI 1942597984 · Cardiovascular Disease Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tamar Polonsky is a Cardiovascular Disease Physician provider in Chicago, IL (NPI 1942597984).
Provider details
- NPI number
- 1942597984
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 036114353 (IL)
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
14 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
1,279 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 | 472 | $9 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 235 | $129 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 220 | $106 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 69 | $89 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 58 | $72 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 310 | 108 |
| Atorvastatin Calcium | 273 | 93 |
| Metoprolol Succinate | 240 | 97 |
| Carvedilol | 215 | 74 |
| Amlodipine Besylate | 193 | 65 |
| Spironolactone | 168 | 57 |
| Furosemide | 121 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-28
- Last updated
- 2022-10-24
Frequently asked questions
- What is Tamar Polonsky's NPI number?
- Tamar Polonsky's National Provider Identifier (NPI) is 1942597984, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tamar Polonsky's specialty?
- Tamar Polonsky is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Tamar Polonsky located?
- Tamar Polonsky's practice location on file with NPPES is 5841 S Maryland Ave, Chicago, IL 60637-1443.
- What is Tamar Polonsky's phone number?
- The practice phone number listed in the NPPES registry for Tamar Polonsky is (888) 824-0200.
- Does Tamar Polonsky accept Medicare?
- Tamar Polonsky is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tamar Polonsky's NPI active?
- Yes — Tamar Polonsky's NPI (1942597984) is active in the NPPES registry as of the last update on 2022-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.