Michael J Riermaier MD Jd Sc
NPI 1477863942 · Obstetrics & Gynecology Physician · Elgin, IL
Michael J Riermaier MD Jd Sc is a Obstetrics & Gynecology Physician organization in Elgin, IL (NPI 1477863942).
Provider details
- NPI number
- 1477863942
- Entity type
- Organization
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Diane Smith, Cnm/Office Manager(847) 697-7722
- License
- 036065268 (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
15 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
- 2010-10-18
- Last updated
- 2010-11-10
Frequently asked questions
- What is Michael J Riermaier MD Jd Sc's NPI number?
- Michael J Riermaier MD Jd Sc's National Provider Identifier (NPI) is 1477863942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Michael J Riermaier MD Jd Sc?
- Michael J Riermaier MD Jd Sc is classified in the NPPES registry as Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael J Riermaier MD Jd Sc located?
- Michael J Riermaier MD Jd Sc's practice location on file with NPPES is 1435 N Randall Rd, Elgin, IL 60123.
- What is Michael J Riermaier MD Jd Sc's phone number?
- The practice phone number listed in the NPPES registry for Michael J Riermaier MD Jd Sc is (847) 697-7722.
- Who is the authorized official for Michael J Riermaier MD Jd Sc?
- The authorized official listed on Michael J Riermaier MD Jd Sc's NPPES record is Diane Smith, Cnm/Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Michael J Riermaier MD Jd Sc's NPI active?
- Yes — Michael J Riermaier MD Jd Sc's NPI (1477863942) is active in the NPPES registry as of the last update on 2010-11-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.