IndividualActive
Thomas Greist, DDS
NPI 1588873061 · Dentist · Mundelein, IL
Thomas Greist, DDS is a Dentist provider in Mundelein, IL (NPI 1588873061).
Provider details
- NPI number
- 1588873061
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- No
- License
- 019019397 (IL)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(89/100 index)
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
840 S Lake Street
Mundelein, IL 60060-3634
Phone: (847) 949-9400
Fax: (847) 949-6373
Street-level locationGet directions
Mailing address
840 S Lake Street
Mundelein, IL 60060
Registry dates
- Enumerated
- 2007-05-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is Thomas Greist's NPI number?
- Thomas Greist's National Provider Identifier (NPI) is 1588873061, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Greist's specialty?
- Thomas Greist is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Thomas Greist located?
- Thomas Greist's practice location on file with NPPES is 840 S Lake Street, Mundelein, IL 60060-3634.
- What is Thomas Greist's phone number?
- The practice phone number listed in the NPPES registry for Thomas Greist is (847) 949-9400.
- Is Thomas Greist's NPI active?
- Yes — Thomas Greist's NPI (1588873061) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.