NPPES file of Aug 9, 2026

Lydia Diehl

Behavior Analyst · Pittsburgh, PA

Lydia Diehl is a behavior analyst with a practice address in Pittsburgh, Pennsylvania, and NPI 1336804996, issued on Nov 8, 2021. Check the license with the Pennsylvania board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1336804996
Name
Lydia Diehl
Primary taxonomy
Behavior Analyst 103K00000X
Practice location
250 E Ohio St, Pittsburgh, PA 15212
Phone
(412) 329-8385
Enumerated
Nov 8, 2021
Record last updated
Nov 8, 2021 (not updated in 5 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 250 E Ohio St

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

  1. Meredith Armbrust, PSYDAddiction (Substance Use Disorder) Psychologist1386854941
  2. Courtney GrondziowskiBehavior Analyst1316686108
  3. Rachel Kittenbrink, PHDBehavior Analyst1225642747
  4. Brianna McBride, LBSBehavior Analyst1235914359
  5. Caitlin McMaster, BCBABehavior Analyst1508449778
  6. Thomas MillerBehavior Analyst1639835366

Verify Lydia Diehl in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this professionCheck 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 Pennsylvania license search

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Behavior Analyst providers in Pennsylvania

There are 3,770 behavior analyst records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 3,770 in Pennsylvania → Every provider in Pittsburgh →

Other behavior analyst records in Pennsylvania

  1. Doris Abara-Onyeneke, MS, LBSPhiladelphia, PA1154202521
  2. Fateema AbdulrabbPittsburgh, PA1619769148
  3. Dejanelle Abel, BCBAKing Of Prussia, PA1063218576
  4. Jennifer AbelWormleysburg, PA1639709348
  5. Jacklyn AboagyeScranton, PA1710717798
  6. Darian AbrahamDevon, PA1134052061
  7. Sherin Abraham, MSWillow Grove, PA1629873237
  8. Amy Abrahamson, M.A., LBSWest Chester, PA1760888440
  9. Dina Abudaih, BCBAFort Washington, PA1639000409
  10. Anna Acevedo, MED, LBSAllentown, PA1164128377

Common questions

What is Lydia Diehl's NPI number?

Lydia Diehl's National Provider Identifier (NPI) is 1336804996, issued on Nov 8, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Lydia Diehl located?

The NPPES record lists a practice address at 250 E Ohio St, Pittsburgh, PA, 15212. Phone: (412) 329-8385. Providers update this record themselves, so call before visiting.

How can I verify Lydia Diehl's license?

Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.