Daniel Lazar, M.D.
NPI 1841298395 · Internal Medicine Physician · Morton Grove, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Lazar, M.D. is a Internal Medicine Physician provider in Morton Grove, IL (NPI 1841298395).
Provider details
- NPI number
- 1841298395
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036081565 (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
20 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
2,108 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 | 722 | $132 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 673 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 354 | $132 |
| 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 | 101 | $17 |
| Administration of Influenza Virus VaccineG0008 | 57 | $34 |
| Annual Wellness Visit; Includes a Personalized Prevention Plan of Service (pps), Initial Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 128 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 701 | 199 |
| Levothyroxine Sodium | 411 | 105 |
| Amlodipine Besylate | 392 | 110 |
| Lisinopril | 360 | 105 |
| Losartan Potassium | 358 | 110 |
| Metoprolol Succinate | 352 | 101 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-08
- Last updated
- 2025-03-24
- Certified
- 2025-03-24
Frequently asked questions
- What is Daniel Lazar's NPI number?
- Daniel Lazar's National Provider Identifier (NPI) is 1841298395, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Lazar's specialty?
- Daniel Lazar is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Lazar located?
- Daniel Lazar's practice location on file with NPPES is 6131 Dempster St, Morton Grove, IL 60053-2953.
- What is Daniel Lazar's phone number?
- The practice phone number listed in the NPPES registry for Daniel Lazar is (847) 967-5010.
- Does Daniel Lazar accept Medicare?
- Daniel Lazar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Lazar's NPI active?
- Yes — Daniel Lazar's NPI (1841298395) is active in the NPPES registry as of the last update on 2025-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.