Nancy Lazarescu, D.O.
NPI 1548463227 · Internal Medicine Physician · Willoughby, OH
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Lazarescu, D.O. is a Internal Medicine Physician provider in Willoughby, OH (NPI 1548463227).
Provider details
- NPI number
- 1548463227
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 34-008906 (OH)
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
890 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 | 241 | $74 |
| 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 | 232 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 158 | $56 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 93 | $74 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 90 | $110 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 79 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 386 | 145 |
| Levothyroxine Sodium | 255 | 94 |
| Amlodipine Besylate | 226 | 84 |
| Losartan Potassium | 226 | 95 |
| Rosuvastatin Calcium | 151 | 64 |
| Lisinopril | 137 | 56 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-08
- Last updated
- 2021-03-01
- Certified
- 2021-03-01
Frequently asked questions
- What is Nancy Lazarescu's NPI number?
- Nancy Lazarescu's National Provider Identifier (NPI) is 1548463227, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Lazarescu's specialty?
- Nancy Lazarescu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nancy Lazarescu located?
- Nancy Lazarescu's practice location on file with NPPES is 36100 Euclid Ave, Willoughby, OH 44094-4456.
- What is Nancy Lazarescu's phone number?
- The practice phone number listed in the NPPES registry for Nancy Lazarescu is (440) 953-6294.
- Does Nancy Lazarescu accept Medicare?
- Nancy Lazarescu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Lazarescu's NPI active?
- Yes — Nancy Lazarescu's NPI (1548463227) is active in the NPPES registry as of the last update on 2021-03-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.