Janet Hershman, MD
NPI 1154661643 · General Practice Physician · Deerfield, IL
Enrolled with Medicare as Order and Referring Only - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Janet Hershman, MD is a General Practice Physician provider in Deerfield, IL (NPI 1154661643).
Provider details
- NPI number
- 1154661643
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 036.062215 (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
13 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
- 2013-02-21
- Last updated
- 2013-02-21
Frequently asked questions
- What is Janet Hershman's NPI number?
- Janet Hershman's National Provider Identifier (NPI) is 1154661643, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janet Hershman's specialty?
- Janet Hershman is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Janet Hershman located?
- Janet Hershman's practice location on file with NPPES is 1 Baxter Pkwy, Deerfield, IL 60015-4625.
- What is Janet Hershman's phone number?
- The practice phone number listed in the NPPES registry for Janet Hershman is (224) 948-4560.
- Does Janet Hershman accept Medicare?
- Janet Hershman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Janet Hershman's NPI active?
- Yes — Janet Hershman's NPI (1154661643) is active in the NPPES registry as of the last update on 2013-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.