1. Home
  2. Directory
  3. Missouri
  4. Saint Louis
  5. Speech Language Pathologist
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

WILLIAM BLAKE KLENKE
NPI 1356225189
Speech-Language Pathologist in Saint Louis, MO

Active since August 04, 2025
12110 CLAYTON RD, SAINT LOUIS, MO 63131(314) 989-8100 Get Directions Write a Review

NPPES record last updated: June 24, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About William Blake Klenke NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WILLIAM BLAKE KLENKE (NPI 1356225189) is an individual speech-language pathologist provider in Saint Louis, Missouri, licensed in Missouri (2025049653) and active in the NPI registry since August 2025.

NPPES Registry Identity

NPI1356225189
Entity TypeIndividualMale
Primary Taxonomy235Z00000X
Provider Legal NameWILLIAM BLAKE KLENKE
Location Address12110 CLAYTON RDSaint Louis, MO 63131-2599
Mailing Address12250 Fleetwood PlMaryland Heights, MO 63043-1120 · (314) 546-8487
Phone(314) 989-8100
Sole ProprietorNo
Enumeration DateAugust 4, 2025
Last NPPES UpdateJune 24, 2026
NPPES CertifiedJune 24, 2026
✔ NPI 1356225189 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
License✔ Licensed in MO · 2025049653
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
12110 CLAYTON RD, Saint Louis, MO 63131
Open in Google Maps ↗

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MAUREEN MERSMAN
Speech-Language Pathologist
12110 CLAYTON RD
SAINT LOUIS, MO 63131
St. Louis County (314) 989-8150
MARGARET WALKENHORST
Speech-Language Pathologist
12110 CLAYTON RD
SAINT LOUIS, MO 63131
St. Louis County (314) 989-8150
KRISTEN ANNE OTTENLIPS MA CF-SLP
Speech-Language Pathologist
12110 CLAYTON RD
SAINT LOUIS, MO 63131
St. Louis County (314) 989-8100
MARIGLENN GOLDEN BOGGS
Speech-Language Pathologist
12110 CLAYTON RD
SAINT LOUIS, MO 63131
St. Louis County (314) 989-8100
AMELIA MARTIN
Speech-Language Pathologist
12110 CLAYTON RD
SAINT LOUIS, MO 63131
St. Louis County (314) 989-8100
LORI BETH GLASSMAN
Speech-Language Pathologist
12110 CLAYTON RD
SAINT LOUIS, MO 63131
St. Louis County (314) 989-8100
LEAH MOEHLENBROCK
Speech-Language Pathologist
12110 CLAYTON RD
SAINT LOUIS, MO 63131
St. Louis County (314) 989-8150
EMILY WILTSCH
Behavior Analyst
12110 CLAYTON RD
SAINT LOUIS, MO 63131
St. Louis County (314) 989-8150

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Klenke's NPI number?

The NPI number for William Klenke is 1356225189. It was assigned to this individual provider in the NPPES registry on August 4, 2025.

Where is William Klenke located?

William Klenke practices at 12110 Clayton Rd, Saint Louis, MO 63131. The listed phone number is (314) 989-8100.

What is William Klenke's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

When was this NPI record last updated?

The NPPES record for William Klenke was last updated on June 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 45 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.