NPPES file of Aug 9, 2026

Kristen R. Martin, MSN-NP

Nurse Practitioner · Tyler, TX

Kristen R. Martin, MSN-NP is a nurse practitioner with a practice address in Tyler, Texas, and NPI 1639765514, issued on Dec 15, 2020. Check the license (Texas AP144964, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639765514
Name
Kristen R. Martin
Credential
MSN-NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
AP144964 TX
Self-reported in NPPES; status is on the state search
Practice location
700 Olympic Plaza Cir Ste 508, Tyler, TX 75701
Phone
(903) 595-6680
Enumerated
Dec 15, 2020
Record last updated
Dec 15, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(903) 592-1934
Medicare enrollment
Enrolled (PECOS I20201228000231); 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 700 Olympic Plaza Cir Ste 508

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

  1. Ghulam Abbas, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1003887407
  2. Andrea Cooley, D.O.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1003070483
  3. James Fraser, MDSurgery Physician1790219186
  4. Sara HedgesPhysician Assistant1831850890
  5. Wendell Phillips, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1164497871
  6. Ramachandra Reddy, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1184606626

Verify Kristen R. Martin 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 AP144964
    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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4.7 times the Medicare Part D claims of the average nurse practitioner in 2024

5,228 Medicare Part D claims for 168 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 59 claims were for opioids.

  1. Kristen Martin5,228
  2. Specialty average1,109

Most prescribed

  1. Atorvastatin Calcium203 claims
  2. Furosemide176 claims
  3. Levothyroxine Sodium170 claims
  4. Amlodipine Besylate168 claims
  5. Sertraline Hcl140 claims
  6. Potassium Chloride133 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.

The MIPS final score for 2023 (Medicare payment program): 97.6 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score86.5
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Midsouth Transitions Medical GroupTexarkana, TX

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

Kristen R. Martin among 4,825 nurse practitioner records in Texas

Kristen R. Martin, MSN-NP 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 2020, is newer than 62% of them.

  • NPI issued2020 · 62% of these records are older, 31% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated2019 · median 2018 among the 2,618 with a school on file
  • Record last updated2020 · 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).

147 nurse practitioner records list a practice address in Tyler

They are 147 of the 5,531 NPPES records with a practice address in Tyler, and 4,825 nurse practitioner records in Texas.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Christina Barnes, NPTyler, TX 757011558442376
  2. Constance Bentley, APRNTyler, TX 757011447243571
  3. Helen Cassel, RN NPCTyler, TX 757011851406326
  4. Kelly Cox, NPTyler, TX 757011356489264
  5. Ryan Gunn, NURSE PRACTITIONERTyler, TX 757011699940775
  6. Jean Harris, RN, FNP-BCTyler, TX 757011508884198
  7. Patricia Lane, ACNPTyler, TX 757011427055870
  8. David McCaskill, FNP-C, ACNPTyler, TX 757011558353169

Common questions

What is Kristen R. Martin, MSN-NP's NPI number?

Kristen R. Martin, MSN-NP's National Provider Identifier (NPI) is 1639765514, issued on Dec 15, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Kristen R. Martin, MSN-NP located?

The NPPES record lists a practice address at 700 Olympic Plaza Cir Ste 508, Tyler, TX, 75701. Phone: (903) 595-6680. Providers update this record themselves, so call before visiting.

How can I verify Kristen R. Martin, MSN-NP's license?

NPPES lists Texas license number AP144964, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Kristen R. Martin, MSN-NP prescribe under Medicare Part D?

In 2024, Kristen R. Martin, MSN-NP had 5,228 Medicare Part D claims for 168 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

What is Kristen R. Martin, MSN-NP's MIPS final score?

The 2023 MIPS final score is 97.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.