Cathy Lazarus, MD
NPI 1346430998 · Internal Medicine Physician · Highland Park, IL
Cathy Lazarus, MD is a Internal Medicine Physician provider in Highland Park, IL (NPI 1346430998).
Provider details
- NPI number
- 1346430998
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 10611R (LA)
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
18 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-30
- Last updated
- 2007-07-30
Frequently asked questions
- What is Cathy Lazarus's NPI number?
- Cathy Lazarus's National Provider Identifier (NPI) is 1346430998, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cathy Lazarus's specialty?
- Cathy Lazarus is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cathy Lazarus located?
- Cathy Lazarus's practice location on file with NPPES is 344 Leonard Wood S Apt 205, Highland Park, IL 60035-5934.
- What is Cathy Lazarus's phone number?
- The practice phone number listed in the NPPES registry for Cathy Lazarus is (847) 681-0549.
- Is Cathy Lazarus's NPI active?
- Yes — Cathy Lazarus's NPI (1346430998) is active in the NPPES registry as of the last update on 2007-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.