NPPES file of Aug 9, 2026

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.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1669976940
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
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 12348 E Montview Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Patricia Abbott, ARNPFamily Nurse Practitioner1962452227
  2. Leslie Bauer, ANP-BCAcute Care Nurse Practitioner1710234620
  3. Kristen Bing, RDObesity and Weight Management Nutrition Registered Dietitian1396683355
  4. Haley Bjerke, LCSWClinical Social Worker1992504369
  5. Meghan Blazewicz, LCSWClinical Social Worker1497376180
  6. Hannah Brown, RDRegistered Dietitian1083295216

Verify Hilary Anne Diefenbach in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license 3137
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Colorado license search

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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.

  1. Qualityout of 100 · 30% of the final score86.5
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.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.

Other speech-language pathologist records in Colorado

  1. Michele Abbattista, MA CCC-SLPGolden, CO1629834395
  2. Brenda Abbey, M.S. CCC-SLPEnglewood, CO1770767048
  3. Delora AbedzadehWestminster, CO1205704053
  4. Casey Aberth, SLPAvon, CO1447727656
  5. Caroline AbourezkColorado Springs, CO1457114589
  6. Deborah Abrams, MA CCCEnglewood, CO1659698090
  7. Madelyn Abrams, SLPDenver, CO1184053357
  8. Robert AbramsDenver, CO1326473034
  9. Bsrat AbreuLa Salle, CO1194454157
  10. Katherine Abu-JaberBoulder, CO1306071063

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.