NPPES file of Aug 9, 2026

Karen Elizabeth Matcek, FNP

Nurse Practitioner · Burnet, TX

Karen Elizabeth Matcek, FNP is a nurse practitioner with a practice address in Burnet, Texas, and NPI 1356651806, issued on Oct 18, 2010. Check the license (Texas 640392, as entered in NPPES) with the Texas 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
1356651806
Name
Karen Elizabeth Matcek
Credential
FNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
640392 TX
Self-reported in NPPES; status is on the state search
Practice location
3201 S Water St, Burnet, TX 78611
Phone
(512) 715-3010
Enumerated
Oct 18, 2010
Record last updated
Sep 25, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20110125000227); 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 3201 S Water St

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

  1. Travis Cook, PA-CPhysician Assistant1104284884
  2. Russell Dubose, CRNACertified Registered Nurse Anesthetist1023057239
  3. Robert Harding, DOEmergency Medicine Physician1003864158
  4. Chandra Irvin, APNNurse Practitioner1568520864
  5. David Lim, D.O.Emergency Medicine Physician1912223660
  6. John Marrs, CRNACertified Registered Nurse Anesthetist1265530836

Verify Karen Elizabeth Matcek in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 640392
    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 Texas 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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28% fewer Medicare Part D claims than the average nurse practitioner in 2024

795 Medicare Part D claims for 470 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 45 claims were for opioids.

  1. Karen Matcek795
  2. Specialty average1,109

Most prescribed

  1. Doxycycline Hyclate87 claims
  2. Azithromycin84 claims
  3. Amoxicillin-Clavulanate Potass71 claims
  4. Prednisone71 claims
  5. Cephalexin52 claims
  6. Nitrofurantoin Mono-Macro50 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.

Bills Medicare through one group practice

  1. Ucp Physicians OF Central Texas, PLLCRound Rock, TX

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

Karen Elizabeth Matcek among 4,825 nurse practitioner records in Texas

Karen Elizabeth Matcek, FNP is one of 4,825 nurse practitioner records with a practice address in Texas. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 22% of them.

  • NPI issued2010 · 22% of these records are older, 76% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated2010 · median 2018 among the 2,618 with a school on file
  • Record last updated2012 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2 nurse practitioner records list a practice address in Burnet

They are 2 of the 103 NPPES records with a practice address in Burnet, and 4,825 nurse practitioner records in Texas.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Chandra Irvin, APNBurnet, TX 786111568520864
  2. Sylwia Baczinskas, FNPCedar Park, TX 786131700153624
  3. Mary Blackburn, RN, CNS-MS-BCCedar Park, TX 786131699930628
  4. Kaitlin Daniel, NPCedar Park, TX 786131639848476
  5. Angelique Geronimo, FNP-BC, RNCedar Park, TX 786131316648132
  6. Madison Gonzales, APRN, FNP-CCedar Park, TX 786131417529777
  7. Monique Graves, RNCedar Park, TX 786131295224244
  8. Andrew KesterCedar Park, TX 786131619488053

Common questions

What is Karen Elizabeth Matcek, FNP's NPI number?

Karen Elizabeth Matcek, FNP's National Provider Identifier (NPI) is 1356651806, issued on Oct 18, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Karen Elizabeth Matcek, FNP located?

The NPPES record lists a practice address at 3201 S Water St, Burnet, TX, 78611. Phone: (512) 715-3010. Providers update this record themselves, so call before visiting.

How can I verify Karen Elizabeth Matcek, FNP's license?

NPPES lists Texas license number 640392, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Karen Elizabeth Matcek, FNP prescribe under Medicare Part D?

In 2024, Karen Elizabeth Matcek, FNP had 795 Medicare Part D claims for 470 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.