Efthymia Papanastassiou, M.D.
NPI 1033181227 · Family Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Efthymia Papanastassiou, M.D. is a Family Medicine Physician provider in Chicago, IL (NPI 1033181227).
Provider details
- NPI number
- 1033181227
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 036091182 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 82 | 45 |
| Atorvastatin Calcium | 72 | 40 |
| Amlodipine Besylate | 58 | 29 |
| Metoprolol Succinate | 53 | 24 |
| Losartan Potassium | 37 | 21 |
| Hydrochlorothiazide | 34 | 19 |
| Alendronate Sodium | 30 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-02
- Last updated
- 2007-11-26
Frequently asked questions
- What is Efthymia Papanastassiou's NPI number?
- Efthymia Papanastassiou's National Provider Identifier (NPI) is 1033181227, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Efthymia Papanastassiou's specialty?
- Efthymia Papanastassiou is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Efthymia Papanastassiou located?
- Efthymia Papanastassiou's practice location on file with NPPES is 7400 W Addison St, Chicago, IL 60634-3418.
- What is Efthymia Papanastassiou's phone number?
- The practice phone number listed in the NPPES registry for Efthymia Papanastassiou is (773) 625-1900.
- Does Efthymia Papanastassiou accept Medicare?
- Efthymia Papanastassiou is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Efthymia Papanastassiou's NPI active?
- Yes — Efthymia Papanastassiou's NPI (1033181227) is active in the NPPES registry as of the last update on 2007-11-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.