Mallory Geis, MA CCC-SLP
NPI 1366674053 · Speech-Language Pathologist · Saint Louis, MO
Mallory Geis, MA CCC-SLP is a Speech-Language Pathologist provider in Saint Louis, MO (NPI 1366674053).
Provider details
- NPI number
- 1366674053
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MA CCC-SLP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 2009020444 (MO)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
- 2009-08-14
- Last updated
- 2009-08-14
Frequently asked questions
- What is Mallory Geis's NPI number?
- Mallory Geis's National Provider Identifier (NPI) is 1366674053, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mallory Geis's specialty?
- Mallory Geis is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Mallory Geis located?
- Mallory Geis's practice location on file with NPPES is 7733 Forsyth Blvd, Saint Louis, MO 63105-1817.
- What is Mallory Geis's phone number?
- The practice phone number listed in the NPPES registry for Mallory Geis is (800) 677-1238.
- Is Mallory Geis's NPI active?
- Yes — Mallory Geis's NPI (1366674053) is active in the NPPES registry as of the last update on 2009-08-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.