Mary Guenther, MD
NPI 1598876096 · Emergency Medicine Physician · Park Ridge, IL
Mary Guenther, MD is a Emergency Medicine Physician provider in Park Ridge, IL (NPI 1598876096).
Provider details
- NPI number
- 1598876096
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 036-098354 (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
- 2006-08-31
- Last updated
- 2022-11-03
- Certified
- 2022-11-03
Frequently asked questions
- What is Mary Guenther's NPI number?
- Mary Guenther's National Provider Identifier (NPI) is 1598876096, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Guenther's specialty?
- Mary Guenther is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Guenther located?
- Mary Guenther's practice location on file with NPPES is 1775 Dempster St, Park Ridge, IL 60068-1143.
- What is Mary Guenther's phone number?
- The practice phone number listed in the NPPES registry for Mary Guenther is (847) 723-5150.
- Is Mary Guenther's NPI active?
- Yes — Mary Guenther's NPI (1598876096) is active in the NPPES registry as of the last update on 2022-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.