Lawrence Feldman
NPI 1871607051 · Hematology & Oncology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lawrence Feldman is a Hematology & Oncology Physician provider in Chicago, IL (NPI 1871607051).
Provider details
- NPI number
- 1871607051
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 036083694 (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
19 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
- 2006-08-18
- Last updated
- 2008-02-27
Frequently asked questions
- What is Lawrence Feldman's NPI number?
- Lawrence Feldman's National Provider Identifier (NPI) is 1871607051, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lawrence Feldman's specialty?
- Lawrence Feldman is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Lawrence Feldman located?
- Lawrence Feldman's practice location on file with NPPES is 1740 W Taylor St, Chicago, IL 60612-7232.
- What is Lawrence Feldman's phone number?
- The practice phone number listed in the NPPES registry for Lawrence Feldman is (866) 600-2273.
- Does Lawrence Feldman accept Medicare?
- Lawrence Feldman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lawrence Feldman's NPI active?
- Yes — Lawrence Feldman's NPI (1871607051) is active in the NPPES registry as of the last update on 2008-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.