NPPES file of Aug 9, 2026

Casmir Cosmas Masega, AGACNP-AG

Critical Care Medicine Nurse Practitioner · Dallas, TX

Casmir Cosmas Masega, AGACNP-AG is a critical care medicine nurse practitioner with a practice address in Dallas, Texas, and NPI 1326775198, issued on Aug 2, 2022. Check the license (Texas 1080183, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1326775198
Name
Casmir Cosmas Masega
Credential
AGACNP-AG
Primary taxonomy
Critical Care Medicine Nurse Practitioner 363LC0200X
License number
1080183 TX
Self-reported in NPPES; status is on the state search
Practice location
221 W Colorado Blvd Ste 525, Dallas, TX 75208
Phone
(214) 960-5681
Enumerated
Aug 2, 2022
Record last updated
Jul 23, 2024
Fax
(214) 960-5681
Medicare enrollment
Enrolled (PECOS I20230309002255); 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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8 nearest critical care medicine nurse practitioner records → All 143 in Texas → Look up another NPI →

Also registered at 221 W Colorado Blvd Ste 525

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

  1. Hansaa AbbasiPhysician Assistant1013575679
  2. Daisy AcevedoAcute Care Nurse Practitioner1639021280
  3. Joab AchollaAcute Care Nurse Practitioner1093336752
  4. Lindsey Ackerman, AGACNP-CAcute Care Nurse Practitioner1023790714
  5. Daniza Aguillon, MSN, AGACNP-BCAcute Care Nurse Practitioner1265154405
  6. Stephanie Al-Ajba, NPAcute Care Nurse Practitioner1083368567

Verify Casmir Cosmas Masega 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 1080183    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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Bills Medicare through 2 group practices

  1. Dallas Pulmonary And Critical Care PADallas, TX
  2. OU Health Partners IncOklahoma City, OK

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

Casmir Cosmas Masega among 143 critical care medicine nurse practitioner records in Texas

Casmir Cosmas Masega, AGACNP-AG is one of 143 critical care medicine nurse practitioner records with a practice address in Texas. 74% 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 62% of them.

  • NPI issued2022 · 62% of these records are older, 29% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2021 · median 2020 among the 92 with a school on file
  • Record last updated2024 · 26% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LC0200X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine Nurse Practitioner providers in Texas

There are 143 critical care medicine nurse practitioner records in Texas.

All 143 in Texas → Every provider in Dallas → Critical Care Medicine Nurse Practitioner nationwide →

The 8 critical care medicine nurse practitioner records with the nearest ZIP codes

  1. Marius FegaingDallas, TX 752081518492701
  2. Leia Oh-Spradling, RN, ACNPDallas, TX 752081306273628
  3. Michaela Parmer, APRNDallas, TX 752081538925086
  4. Ashley Roney, DNP, AGACNP-BCDallas, TX 752081205353224
  5. Eileen Victoria, APRNDallas, TX 752081528833613
  6. Regan SmithDallas, TX 752041134002140
  7. Amy Nguyen, NPDallas, TX 752031477182426
  8. Hanh Nguyen-Castillo, AGACNPDallas, TX 752031770097115

Common questions

What is Casmir Cosmas Masega, AGACNP-AG's NPI number?

Casmir Cosmas Masega, AGACNP-AG's National Provider Identifier (NPI) is 1326775198, issued on Aug 2, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Casmir Cosmas Masega, AGACNP-AG located?

The NPPES record lists a practice address at 221 W Colorado Blvd Ste 525, Dallas, TX, 75208. Phone: (214) 960-5681. Providers update this record themselves, so call before visiting.

How can I verify Casmir Cosmas Masega, AGACNP-AG's license?

NPPES lists Texas license number 1080183, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.