Hilary Anne Diefenbach, MA, CCC-SLP, CBIS
Speech-Language Pathologist · Aurora, CO
Hilary Anne Diefenbach, MA, CCC-SLP, CBIS is a speech-language pathologist with a practice address in Aurora, Colorado, and NPI 1669976940, issued on Mar 21, 2018. Check the license (Colorado 3137, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Hilary Anne Diefenbach
- Credential
- MA, CCC-SLP, CBIS
- Primary taxonomy
- Speech-Language Pathologist 235Z00000X
- License numbers
- 3137 CO
41YS00862000 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 12348 E Montview Blvd, Aurora, CO 80045
- Phone
- (303) 724-3116
- Enumerated
- Mar 21, 2018
- Record last updated
- May 10, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest speech-language pathologist records → All 4,253 in Colorado → Look up another NPI →
Also registered at 12348 E Montview Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Hilary Anne Diefenbach in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license 3137Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 97.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Hilary Anne Diefenbach among 4,253 speech-language pathologist records in Colorado
Hilary Anne Diefenbach, MA, CCC-SLP, CBIS is one of 4,253 speech-language pathologist records with a practice address in Colorado. 3% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 47% of them.
- NPI issued2018 · 47% of these records are older, 48% newer
- In a Medicare fileYes · 3% of these records are
- In the CMS Doctors and Clinicians fileNo · 4% of these records are
- Record last updated2018 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 235Z00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
280 speech-language pathologist records list a practice address in Aurora
They are 280 of the 17,400 NPPES records with a practice address in Aurora, and 4,253 speech-language pathologist records in Colorado.
All 4,253 in Colorado → Every provider in Aurora → Speech-Language Pathologist nationwide →
The 8 speech-language pathologist records with the nearest ZIP codes
- Cheryl Anselmo, MS, CCC-SLPAurora, CO 800451023342359
- Elizabeth Cuadrado, SLPAurora, CO 800451023210010
- Shelly Elfner, SLPAurora, CO 800451124212220
- Kimberly Frey, M.S.Aurora, CO 800451306164959
- Aleaza Goldberg, SLPAurora, CO 800451316199896
- Teresa Hall, SLPAurora, CO 800451710062450
- Arwen JacksonAurora, CO 800451497987085
- Marie Jette, M.S., CCC-SLPAurora, CO 800451043405145
Common questions
What is Hilary Anne Diefenbach, MA, CCC-SLP, CBIS's NPI number?
Hilary Anne Diefenbach, MA, CCC-SLP, CBIS's National Provider Identifier (NPI) is 1669976940, issued on Mar 21, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Hilary Anne Diefenbach, MA, CCC-SLP, CBIS located?
The NPPES record lists a practice address at 12348 E Montview Blvd, Aurora, CO, 80045. Phone: (303) 724-3116. Providers update this record themselves, so call before visiting.
How can I verify Hilary Anne Diefenbach, MA, CCC-SLP, CBIS's license?
NPPES lists Colorado license number 3137, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
What is Hilary Anne Diefenbach, MA, CCC-SLP, CBIS's MIPS final score?
The 2023 MIPS final score is 97.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.