NPPES file of Aug 9, 2026

Mary Gaines Walker Irish, M.D.

Hospitalist Physician · Temple, TX

Mary Gaines Walker Irish, M.D. is a hospitalist physician with a practice address in Temple, Texas, and NPI 1730590225, issued on May 19, 2014. Check the license (Texas R2131, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1730590225
Name
Mary Gaines Walker Irish
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License numbers
R2131 TX
BP10050813 TX
Self-reported in NPPES; status is on the state search
Practice location
2401 S 31St St, Temple, TX 76508
Phone
(254) 724-2364
Enumerated
May 19, 2014
Record last updated
Jun 12, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190820001604); accepts Medicare assignment
Medical or professional school
East Tennessee State University Quillen College Of Medicine, 2014
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 2401 S 31St St

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

  1. Qamar Abbas, DOInternal Medicine Physician1063090967
  2. Stephen Abernathy, M.D.Surgery Physician1851389779
  3. Ossama Abou HassanCardiovascular Disease Physician1083252332
  4. Jose Marri Abril, MDSurgery Physician1336620806
  5. Kellie Achord, PA-CPhysician Assistant1841754355
  6. Alisa Acosta, MD, MPHPediatric Nephrology Physician1053553214

Verify Mary Gaines Walker Irish in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license R2131
    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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7% fewer Medicare Part D claims than the average hospitalist physician in 2024

487 Medicare Part D claims for 161 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 12 claims were for opioids.

  1. Mary Irish487
  2. Specialty average521

Most prescribed

  1. Eliquis25 claims
  2. Furosemide24 claims
  3. Metoprolol Succinate23 claims
  4. Carvedilol16 claims
  5. Atorvastatin Calcium15 claims
  6. Levetiracetam15 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 practice group's MIPS final score for 2023 (Medicare payment program): 73.2 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score73.0
  2. Costout of 100 · 30%59.5
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activitiesnot scored

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

Industry payments in 2024: $121.90

2 payments; by number, the most common kind was food and beverage; the largest payer was BeiGene USA, Inc. The 7,324 providers of this specialty with any payment received $494.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mary Irish$121.90
  2. Specialty average$494.84

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. 24 ON Physicians OF SC LLCCharleston, SC
  2. Charleston-Amg Specialty Hospital IncMt Pleasant, SC

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

Mary Gaines Walker Irish among 1,587 hospitalist physician records in Texas

Mary Gaines Walker Irish, M.D. is one of 1,587 hospitalist physician records with a practice address in Texas. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 47% of them.

  • NPI issued2014 · 47% of these records are older, 48% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated2014 · median 2013 among the 1,298 with a school on file
  • Record last updated2017 · 25% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Texas

There are 1,587 hospitalist physician records in Texas.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Elizabeth Aguirre, MDTemple, TX 765081285892323
  2. Jayne Garcia, M.D.Temple, TX 765081750648036
  3. Srikanth Gogineni, M.D.Temple, TX 765081457503708
  4. Lisa Inchani, MD, MPHTemple, TX 765081487927182
  5. Mahire Ozcan, M.D.Temple, TX 765081417102864
  6. Rebecca ReffittTemple, TX 765081821793399
  7. Owais Syed, MDTemple, TX 765081760010961
  8. Courtney Whitehurst, DOTemple, TX 765081588192009

Common questions

What is Mary Gaines Walker Irish, M.D.'s NPI number?

Mary Gaines Walker Irish, M.D.'s National Provider Identifier (NPI) is 1730590225, issued on May 19, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Mary Gaines Walker Irish, M.D. located?

The NPPES record lists a practice address at 2401 S 31St St, Temple, TX, 76508. Phone: (254) 724-2364. Providers update this record themselves, so call before visiting.

How can I verify Mary Gaines Walker Irish, M.D.'s license?

NPPES lists Texas license number R2131, 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 Mary Gaines Walker Irish, M.D. prescribe under Medicare Part D?

In 2024, Mary Gaines Walker Irish, M.D. had 487 Medicare Part D claims for 161 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.

What is Mary Gaines Walker Irish, M.D.'s MIPS final score?

The 2023 MIPS final score is 73.2 of 100, reported for the practice group. 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.