NPPES file of Aug 9, 2026

Katrina Walker, APRN

Adult Health Nurse Practitioner · Cleveland, OH

Katrina Walker, APRN is an adult health nurse practitioner with a practice address in Cleveland, Ohio, and NPI 1447088638, issued on Jul 22, 2024. Check the license (Ohio APRN.CNP.0037102, 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
1447088638
Name
Katrina Walker
Credential
APRN
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License number
APRN.CNP.0037102 OH
Self-reported in NPPES; status is on the state search
Practice location
9500 Euclid Ave, Cleveland, OH 44195
Phone
(216) 444-2200
Enumerated
Jul 22, 2024
Record last updated
Jul 22, 2024
Medicare enrollment
Enrolled (PECOS I20241009001077); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 9500 Euclid Ave

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

  1. Ksenia Aaron, M.D.Otolaryngology Physician1891176582
  2. Maher Abbas, MDColon & Rectal Surgery Physician1508937491
  3. Mohammad Abbasi, MDClinical Cardiac Electrophysiology Physician1346730603
  4. Mahmoud AbbassyStudent in an Organized Health Care Education/Training Program1366872574
  5. Cassandra Abbatemarco, CNPPsychiatric/Mental Health Nurse Practitioner1417645144
  6. Walid Abboud, MDInternal Medicine Physician1245295559

Verify Katrina Walker 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 APRN.CNP.0037102
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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98% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024

27 Medicare Part D claims for 21 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D.

  1. Katrina Walker27
  2. Specialty average1,280

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: $136.51

2 payments; by number, the most common kind was food and beverage; the largest payer was C. R. Bard, Inc. & Subsidiaries. The 12,291 providers of this specialty with any payment received $946.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katrina Walker$136.51
  2. Specialty average$946.40

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

One hospital affiliation

  1. Cleveland ClinicCleveland, OH · Acute Care Hospitals4 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Katrina Walker among 1,591 adult health nurse practitioner records in Ohio

Katrina Walker, APRN is one of 1,591 adult health nurse practitioner records with a practice address in Ohio. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 96% of them.

  • NPI issued2024 · 96% of these records are older, 2% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2024 · median 2013 among the 939 with a school on file
  • Record last updated2024 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Health Nurse Practitioner providers in Ohio

There are 1,591 adult health nurse practitioner records in Ohio.

The 8 adult health nurse practitioner records with the nearest ZIP codes

  1. Jessica Gumucio, NURSE PRACTITIONERCleveland, OH 441951669652400
  2. Carolyn Katrinchak, CNPCleveland, OH 441951487797726
  3. Sharon Lyons, CNPCleveland, OH 441951114019668
  4. Jennifer Mahoney, CNPCleveland, OH 441951053343350
  5. Amy MannCleveland, OH 441951558578294
  6. Melanie Marashly, ARNPCleveland, OH 441951720118755
  7. Shawn Merhaut, CNPCleveland, OH 441951982600045
  8. Machelle Moeller, RN, MSN, CNPCleveland, OH 441951316191836

Common questions

What is Katrina Walker, APRN's NPI number?

Katrina Walker, APRN's National Provider Identifier (NPI) is 1447088638, issued on Jul 22, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Katrina Walker, APRN located?

The NPPES record lists a practice address at 9500 Euclid Ave, Cleveland, OH, 44195. Phone: (216) 444-2200. Providers update this record themselves, so call before visiting.

How can I verify Katrina Walker, APRN's license?

NPPES lists Ohio license number APRN.CNP.0037102, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.

How much does Katrina Walker, APRN prescribe under Medicare Part D?

In 2024, Katrina Walker, APRN had 27 Medicare Part D claims for 21 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. 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.