Elzbieta Piekarz-Dyjak, MD
NPI 1598864217 · Family Medicine Physician · New Britain, CT
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elzbieta Piekarz-Dyjak, MD is a Family Medicine Physician provider in New Britain, CT (NPI 1598864217).
Provider details
- NPI number
- 1598864217
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 017640 (ME)
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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
409 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 93 | $136 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 58 | $141 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 52 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 47 | $10 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 40 | $16 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 38 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 81 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 166 | 68 |
| Amlodipine Besylate | 130 | 55 |
| Levothyroxine Sodium | 113 | 50 |
| Metformin Hcl | 103 | 39 |
| Losartan Potassium | 82 | 33 |
| Semaglutidebrand: Ozempic | 81 | 20 |
Practice location
Mailing address
Additional practice locations (1)
- 6 Northwestern Dr Ste 201Bloomfield, CT 06002-3416Phone: (860) 242-6297
Registry dates
- Enumerated
- 2006-09-21
- Last updated
- 2022-10-17
- Certified
- 2022-10-17
Frequently asked questions
- What is Elzbieta Piekarz-Dyjak's NPI number?
- Elzbieta Piekarz-Dyjak's National Provider Identifier (NPI) is 1598864217, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elzbieta Piekarz-Dyjak's specialty?
- Elzbieta Piekarz-Dyjak is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Elzbieta Piekarz-Dyjak located?
- Elzbieta Piekarz-Dyjak's practice location on file with NPPES is 85 Lafayette Street, New Britain, CT 06051.
- What is Elzbieta Piekarz-Dyjak's phone number?
- The practice phone number listed in the NPPES registry for Elzbieta Piekarz-Dyjak is (860) 224-3642.
- Does Elzbieta Piekarz-Dyjak accept Medicare?
- Elzbieta Piekarz-Dyjak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elzbieta Piekarz-Dyjak's NPI active?
- Yes — Elzbieta Piekarz-Dyjak's NPI (1598864217) is active in the NPPES registry as of the last update on 2022-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.