NPPES file of Aug 9, 2026

Irene Luisa Prather, MD

Hospice and Palliative Medicine (Family Medicine) Physician · Mount Vernon, TX

Irene Luisa Prather, MD is a hospice and palliative medicine (family medicine) physician with a practice address in Mount Vernon, Texas, and NPI 1851327209, issued on Jun 25, 2006. Check the license (Texas F4587, as entered in NPPES) on the Texas Medical Board; 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
1851327209
Name
Irene Luisa Prather
Credential
MD
Primary taxonomy
Hospice and Palliative Medicine (Family Medicine) Physician 207QH0002X
License number
F4587 TX
Self-reported in NPPES; status is on the state search
Practice location
506 Hwy 37 S, Mount Vernon, TX 75457
Phone
(903) 537-8222
Enumerated
Jun 25, 2006
Record last updated
Jun 10, 2022
Fax
(903) 537-8223
Medicaid ID
127802006 TX
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 506 Hwy 37 S

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

  1. Chris Hughes, PHARMDPharmacist1457966392

Verify Irene Luisa Prather in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license F4587
    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
Open the Texas license search

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29% fewer Medicare Part D claims than the average hospice and palliative medicine (family medicine) physician in 2024

799 Medicare Part D claims for 194 beneficiaries, against an average of 1,129 among the 731 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 41 claims were for opioids.

  1. Irene Prather799
  2. Specialty average1,129

Most prescribed

  1. Metoprolol Succinate52 claims
  2. Amlodipine Besylate50 claims
  3. Levothyroxine Sodium39 claims
  4. Pantoprazole Sodium37 claims
  5. Losartan Potassium32 claims
  6. Trazodone Hcl24 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.

Irene Luisa Prather among 79 hospice and palliative medicine (family medicine) physician records in Texas

Irene Luisa Prather, MD is one of 79 hospice and palliative medicine (family medicine) physician records with a practice address in Texas. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 75% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2022 · 28% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QH0002X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1 hospice and palliative medicine (family medicine) physician record lists a practice address in Mount Vernon

They are 1 of the 25 NPPES records with a practice address in Mount Vernon, and 79 hospice and palliative medicine (family medicine) physician records in Texas.

The 8 hospice and palliative medicine (family medicine) physician records with the nearest ZIP codes

  1. James Wright, D.O.Dallas, TX 752471760528251
  2. Derek Chui, DODallas, TX 752461669903886
  3. Inez Elder, MD, MPHDallas, TX 752461649627613
  4. Sigy Chathanatt, DODallas, TX 752311346306347
  5. Tri Luong, D.O.Dallas, TX 752301013228782
  6. Stacy Abernathy, MDTyler, TX 757011346335593
  7. Forrest Herman, MDTyler, TX 757011467199562
  8. Michelle Finamore, APRN, AGPCNP-BCDallas, TX 752011407484553

Common questions

What is Irene Luisa Prather, MD's NPI number?

Irene Luisa Prather, MD's National Provider Identifier (NPI) is 1851327209, issued on Jun 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Irene Luisa Prather, MD located?

The NPPES record lists a practice address at 506 Hwy 37 S, Mount Vernon, TX, 75457. Phone: (903) 537-8222. Providers update this record themselves, so call before visiting.

How can I verify Irene Luisa Prather, MD's license?

NPPES lists Texas license number F4587, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Irene Luisa Prather, MD prescribe under Medicare Part D?

In 2024, Irene Luisa Prather, MD had 799 Medicare Part D claims for 194 beneficiaries; the average among hospice and palliative medicine (family medicine) physician prescribers was 1,129. 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.