IndividualActive
Michael Thum, DDS
NPI 1386821684 · General Practice Dentistry · Saint Louis, MO
Michael Thum, DDS is a General Practice Dentistry provider in Saint Louis, MO (NPI 1386821684).
Provider details
- NPI number
- 1386821684
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- Yes
- License
- 12958 (MO)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
450 N Lindbergh Blvd
Suite 105
Saint Louis, MO 63141-7848
Phone: (314) 991-1400
Fax: (314) 569-1358
Street-level locationGet directions
Mailing address
450 N Lindbergh Blvd
Saint Louis, MO 63141-7848
Registry dates
- Enumerated
- 2008-01-29
- Last updated
- 2008-01-29
Frequently asked questions
- What is Michael Thum's NPI number?
- Michael Thum's National Provider Identifier (NPI) is 1386821684, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Thum's specialty?
- Michael Thum is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is Michael Thum located?
- Michael Thum's practice location on file with NPPES is 450 N Lindbergh Blvd, Saint Louis, MO 63141-7848.
- What is Michael Thum's phone number?
- The practice phone number listed in the NPPES registry for Michael Thum is (314) 991-1400.
- Is Michael Thum's NPI active?
- Yes — Michael Thum's NPI (1386821684) is active in the NPPES registry as of the last update on 2008-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.