Registry data as of Aug 27, 2026

Ashley Korchyk, PA-C

Medical Physician Assistant · Marshfield, WI

Ashley Korchyk, PA-C is a medical physician assistant with a practice address in Marshfield, Wisconsin, and NPI 1649780701, issued on Oct 3, 2017. Check the license (Wisconsin 7529, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1649780701
Name
Ashley Korchyk
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
7529 WI
Self-reported in NPPES; status is on the state search
Practice location
1000 N Oak Avenue, Marshfield, WI 54449
Phone
(715) 387-5511
Enumerated
Oct 3, 2017
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 1000 N Oak Avenue

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

  1. Katie Beck, SLPSpeech-Language Pathologist1790274900
  2. Matthew Biller, MDStudent in an Organized Health Care Education/Training Program1336600360
  3. Amy Blake, M.D.Neonatal-Perinatal Medicine Physician1871737668
  4. Mitchell Felder, MDNeurology Physician1891767042
  5. Michael Katsnelson, M.D.Vascular Neurology Physician1013170067
  6. Chris Liakonis, DOThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1437117512

Verify Ashley Korchyk in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 7529
    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 Wisconsin 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.

68% fewer Medicare Part D claims than the average medical physician assistant in 2024

368 Medicare Part D claims for 166 beneficiaries, against an average of 1,139 among the 25,090 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 26 claims were for opioids.

  1. Ashley Korchyk368
  2. Specialty average1,139

Most prescribed

  1. Tamsulosin Hcl85 claims
  2. Finasteride54 claims
  3. Cephalexin30 claims
  4. Oxybutynin Chloride Er27 claims
  5. Levofloxacin24 claims
  6. Myrbetriq18 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: $82.80

3 payments, mostly food and beverage; the largest payer was 180 Medical, Inc.. The 16,940 providers of this specialty with any payment received $1,050.90 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ashley Korchyk$82.80
  2. Specialty average$1,050.90

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

One hospital or facility affiliation

  1. Mchs Hospitals IncMarshfield, WI

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Medical Physician Assistant providers in Wisconsin

There are 672 medical physician assistant records in Wisconsin.

Other medical physician assistant records in Wisconsin

  1. Carmen Adams, PASparta, WI1972001881
  2. Darian Adler, PA-CLa Crosse, WI1841951258
  3. Sarah Affeldt, PACMadison, WI1508814351
  4. Susan Ahn-Horvath, PAMarshfield, WI1467500231
  5. Olukemi AjibolaMequon, WI1285021121
  6. Jennifer Albrecht, PA-CLa Crosse, WI1659851376
  7. Kate Alexander, PA-COshkosh, WI1700466414
  8. Jessica Altis, PA-CWest Allis, WI1841587029
  9. Jordan Alward, PA-CMadison, WI1366928384
  10. Isabelle Anderson, PAFranklin, WI1023845427

Common questions

What is Ashley Korchyk, PA-C's NPI number?

Ashley Korchyk, PA-C's National Provider Identifier (NPI) is 1649780701, issued on Oct 3, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Ashley Korchyk, PA-C located?

The NPPES record lists a practice address at 1000 N Oak Avenue, Marshfield, WI, 54449. Phone: (715) 387-5511. Providers update this record themselves, so call before visiting.

How can I verify Ashley Korchyk, PA-C's license?

NPPES lists Wisconsin license number 7529, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Ashley Korchyk, PA-C prescribe under Medicare Part D?

In 2024, Ashley Korchyk, PA-C had 368 Medicare Part D claims for 166 beneficiaries; the average among medical physician assistant prescribers was 1,139. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.