NPPES file of Aug 9, 2026

Katherine Proehl

Psychiatric/Mental Health Nurse Practitioner · Beachwood, OH

Katherine Proehl is a psychiatric/mental health nurse practitioner with a practice address in Beachwood, Ohio, and NPI 1144269465, issued on Jun 5, 2006. Check the license (Ohio COA.02277-NS, as entered in NPPES) with the Ohio 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144269465
Name
Katherine Proehl
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
COA.02277-NS OH
Self-reported in NPPES; status is on the state search
Practice location
24800 Highpoint RD, Beachwood, OH 44122
Phone
(216) 831-6611
Enumerated
Jun 5, 2006
Record last updated
Oct 14, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(216) 831-2726
Medicaid ID
0058519 OH
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 24800 Highpoint RD

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

  1. Marise Alexander, PSY.D.Psychologist1518989912
  2. Nanette Auerhahn, PH.D.Psychologist1679531909
  3. Luisa Aviv, LISWSocial Worker1821052036
  4. Bijan Bastani, M.D.Specialist1780629345
  5. Deborah BonemSocial Worker1295765329
  6. Toni Carman, M.A, M.DPsychiatry Physician1467499392

Verify Katherine Proehl in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Ohio board licenses this profession
    Search for license COA.02277-NS
    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 Ohio license search

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41% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

531 Medicare Part D claims for 58 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Katherine Proehl531
  2. Specialty average906

Most prescribed

  1. Trazodone Hcl48 claims
  2. Aripiprazole40 claims
  3. Fluoxetine Hcl35 claims
  4. Olanzapine35 claims
  5. Risperidone29 claims
  6. Quetiapine Fumarate27 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $27.27

1 payment: education; the largest payer was E.R. Squibb & Sons, L.L.C. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katherine Proehl$27.27
  2. Specialty average$1,027.77

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Katherine Proehl among 2,498 psychiatric/mental health nurse practitioner records in Ohio

Katherine Proehl is one of 2,498 psychiatric/mental health nurse practitioner records with a practice address in Ohio. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 97% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2013 · 21% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

36 psychiatric/mental health nurse practitioner records list a practice address in Beachwood

They are 36 of the 2,592 NPPES records with a practice address in Beachwood, and 2,498 psychiatric/mental health nurse practitioner records in Ohio.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Barbara Bonner-Carolan, NPBeachwood, OH 441221992724215
  2. Kuwanna Deaver, MSN,APRN, PMHNP-BCBeachwood, OH 441221427419845
  3. Laura Dehelian, PHD, APRN,BCBeachwood, OH 441221285747972
  4. Elizabeth Delancey-Niksa, PMHNP, RNBeachwood, OH 441221396292108
  5. Nancy Diffenbacher, CNPBeachwood, OH 441221447379359
  6. Anna GrzebieniakBeachwood, OH 441221588085997
  7. Monica Halter, APRN, PMHNPBeachwood, OH 441221689941262
  8. Jeffrey Iannone, APRNBeachwood, OH 441221164980934

Common questions

What is Katherine Proehl's NPI number?

Katherine Proehl's National Provider Identifier (NPI) is 1144269465, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Proehl located?

The NPPES record lists a practice address at 24800 Highpoint RD, Beachwood, OH, 44122. Phone: (216) 831-6611. Providers update this record themselves, so call before visiting.

How can I verify Katherine Proehl's license?

NPPES lists Ohio license number COA.02277-NS, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.

How much does Katherine Proehl prescribe under Medicare Part D?

In 2024, Katherine Proehl had 531 Medicare Part D claims for 58 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions 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. 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.