NPPES file of Aug 9, 2026

Maylen Castro Guerra

Family Nurse Practitioner · Houston, TX

Maylen Castro Guerra is a family nurse practitioner with a practice address in Houston, Texas, and NPI 1003438615, issued on May 18, 2020. Check the license (Texas 1081260, 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
1003438615
Name
Maylen Castro Guerra
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
1081260 TX
988416 TX
Self-reported in NPPES; status is on the state search
Practice location
1888 Barker Cypress RD, Houston, TX 77084
Phone
(281) 840-1455
Enumerated
May 18, 2020
Record last updated
Feb 14, 2024
Medicare enrollment
Enrolled (PECOS I20230124002816); 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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Verify Maylen Castro Guerra 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 1081260
    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

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81% fewer Medicare Part D claims than the average family nurse practitioner in 2024

251 Medicare Part D claims for 117 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Maylen Castro Guerra251
  2. Specialty average1,305

Most prescribed

  1. Azithromycin14 claims
  2. Metformin Hcl14 claims
  3. Celecoxib12 claims
  4. Ibuprofen11 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. Kdunn And Associates, P.A.Houston, TX

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

Maylen Castro Guerra among 21,242 family nurse practitioner records in Texas

Maylen Castro Guerra is one of 21,242 family nurse practitioner records with a practice address in Texas. 75% 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 59% of them.

  • NPI issued2020 · 59% of these records are older, 33% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2022 · median 2018 among the 11,286 with a school on file
  • Record last updated2024 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2,588 family nurse practitioner records list a practice address in Houston

They are 2,588 of the 61,221 NPPES records with a practice address in Houston, and 21,242 family nurse practitioner records in Texas.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Olayinka AgbodoHouston, TX 770841932507381
  2. Osmani Dutil Driggs, FNP CHouston, TX 770841295394260
  3. Glenda Ekweanua, RN, FNPHouston, TX 770841841748639
  4. Yarislenia Gonzalez GomezHouston, TX 770841346894177
  5. Joel Guthrie, NPHouston, TX 770841376675298
  6. Kristin Junek, FNPHouston, TX 770841669944617
  7. Chika Kurunwune, FNPHouston, TX 770841619413325
  8. Rashmi Momin, FNP-BCHouston, TX 770841194269969

Common questions

What is Maylen Castro Guerra's NPI number?

Maylen Castro Guerra's National Provider Identifier (NPI) is 1003438615, issued on May 18, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Maylen Castro Guerra located?

The NPPES record lists a practice address at 1888 Barker Cypress RD, Houston, TX, 77084. Phone: (281) 840-1455. Providers update this record themselves, so call before visiting.

How can I verify Maylen Castro Guerra's license?

NPPES lists Texas license number 1081260, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Maylen Castro Guerra prescribe under Medicare Part D?

In 2024, Maylen Castro Guerra had 251 Medicare Part D claims for 117 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.