Warren Pierce, MD
NPI 1235125535 · Internal Medicine Physician · Hoffman Estates, IL
Warren Pierce, MD is a Internal Medicine Physician provider in Hoffman Estates, IL (NPI 1235125535).
Provider details
- NPI number
- 1235125535
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036-059419 (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
20 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
- 2005-09-22
- Last updated
- 2017-02-09
Frequently asked questions
- What is Warren Pierce's NPI number?
- Warren Pierce's National Provider Identifier (NPI) is 1235125535, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Warren Pierce's specialty?
- Warren Pierce is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Warren Pierce located?
- Warren Pierce's practice location on file with NPPES is 2359 Hassell Rd, Hoffman Estates, IL 60169-2102.
- What is Warren Pierce's phone number?
- The practice phone number listed in the NPPES registry for Warren Pierce is (847) 843-7030.
- Is Warren Pierce's NPI active?
- Yes — Warren Pierce's NPI (1235125535) is active in the NPPES registry as of the last update on 2017-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.