NPPES file of Aug 9, 2026

Corey Matzkanin, AG-ACNP

Gerontology Nurse Practitioner · Reno, NV

Corey Matzkanin, AG-ACNP is a gerontology nurse practitioner with a practice address in Reno, Nevada, and NPI 1679210538, issued on May 12, 2022. Check the license (Nevada 849173, as entered in NPPES) with the Nevada 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
1679210538
Name
Corey Matzkanin
Credential
AG-ACNP
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
849173 NV
Self-reported in NPPES; status is on the state search
Practice location
1155 Mill St, Reno, NV 89502
Phone
(775) 982-7878
Enumerated
May 12, 2022
Record last updated
Sep 15, 2022
Fax
(775) 982-4196
Medicare enrollment
Enrolled (PECOS I20220930003024); accepts Medicare assignment
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 1155 Mill St

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

  1. Janeen Abe, PHARMDAmbulatory Care Pharmacist1184266298
  2. David John Acierto, D.O.Internal Medicine Physician1447563622
  3. Rommel Adajar, MDInternal Medicine Physician1336168707
  4. Phyllis Ager, MDRadiation Oncology Physician1962405456
  5. Thomas Agney, M.D.Hospitalist Physician1558334706
  6. Ricardo Aguirre-Escobar, PHARMDPharmacist1942907472

Verify Corey Matzkanin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Nevada board licenses this profession
    Search for license 849173
    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 Nevada license search

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

23 Medicare Part D claims for 14 beneficiaries, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D.

  1. Corey Matzkanin23
  2. Specialty average1,369

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: $103.93

1 payment: food and beverage; the largest payer was Amgen Inc. The 3,903 providers of this specialty with any payment received $742.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Corey Matzkanin$103.93
  2. Specialty average$742.05

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

Bills Medicare through one group practice

  1. Community Care Services LLCReno, NV

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Corey Matzkanin among 98 gerontology nurse practitioner records in Nevada

Corey Matzkanin, AG-ACNP is one of 98 gerontology nurse practitioner records with a practice address in Nevada. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 76% of them.

  • NPI issued2022 · 76% of these records are older, 19% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2022 · median 2018 among the 66 with a school on file
  • Record last updated2022 · 34% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gerontology Nurse Practitioner providers in Nevada

There are 98 gerontology nurse practitioner records in Nevada.

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Jillian Castillo, NPReno, NV 895021184241226
  2. Jeannine Clark, APNReno, NV 895021972537645
  3. Ann Egan, AGACNPReno, NV 895021811416738
  4. John Fors, APRNReno, NV 895021124471230
  5. Caleb FrinkReno, NV 895021619337573
  6. Marian Gnandt, ARNPReno, NV 895021285663013
  7. Jennifer Griffo, APRNReno, NV 895021053931386
  8. Kimberly HathcockReno, NV 895021609809128

Common questions

What is Corey Matzkanin, AG-ACNP's NPI number?

Corey Matzkanin, AG-ACNP's National Provider Identifier (NPI) is 1679210538, issued on May 12, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Corey Matzkanin, AG-ACNP located?

The NPPES record lists a practice address at 1155 Mill St, Reno, NV, 89502. Phone: (775) 982-7878. Providers update this record themselves, so call before visiting.

How can I verify Corey Matzkanin, AG-ACNP's license?

NPPES lists Nevada license number 849173, as entered by the provider. Search the Nevada board that licenses this profession; the NPPES record confirms identity only.

How much does Corey Matzkanin, AG-ACNP prescribe under Medicare Part D?

In 2024, Corey Matzkanin, AG-ACNP had 23 Medicare Part D claims for 14 beneficiaries; the average among gerontology nurse practitioner prescribers was 1,369. 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.