NPPES file of Aug 9, 2026

Marshall Devon Bailey, MD

Critical Care Medicine (Internal Medicine) Physician · Houston, TX

Marshall Devon Bailey, MD is a critical care medicine (internal medicine) physician with a practice address in Houston, Texas, and NPI 1518377175, issued on May 5, 2014. Check the license (Texas S4263, 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
1518377175
Name
Marshall Devon Bailey
Credential
MD
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License numbers
S4263 TX
BP10050264 TX
Self-reported in NPPES; status is on the state search
Practice location
6431 Fannin St, Houston, TX 77030
Phone
(832) 325-7222
Enumerated
May 5, 2014
Record last updated
Jul 24, 2023
Fax
(713) 500-6829
Medicare enrollment
Enrolled (PECOS I20200722002923); accepts Medicare assignment
Medical or professional school
Meharry Medical College School 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 6431 Fannin St

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

  1. Ahmad AbdelhadiStudent in an Organized Health Care Education/Training Program1073453296
  2. Zayna AbdullaStudent in an Organized Health Care Education/Training Program1245030337
  3. Yaman Abdullah, M.D.Internal Medicine Physician1134461619
  4. Elizabeth Abels, MDStudent in an Organized Health Care Education/Training Program1417516881
  5. Jessica Abhulimhen, MDInternal Medicine Physician1639665136
  6. Andrew Abikhaled, MD CANDIDATEStudent in an Organized Health Care Education/Training Program1699574335

Verify Marshall Devon Bailey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license S4263
    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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62% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024

262 Medicare Part D claims for 47 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.

  1. Marshall Bailey262
  2. Specialty average696

Most prescribed

  1. Albuterol Sulfate Hfa28 claims
  2. Breztri Aerosphere26 claims
  3. Montelukast Sodium25 claims
  4. Furosemide19 claims
  5. Prednisone12 claims
  6. Breyna11 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): 82.4 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 score79.2
  2. Costout of 100 · 30%58.5
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. UT PhysiciansHouston, TX

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

Marshall Devon Bailey among 413 critical care medicine (internal medicine) physician records in Texas

Marshall Devon Bailey, MD is one of 413 critical care medicine (internal medicine) 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 71% of them.

  • NPI issued2014 · 71% of these records are older, 23% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 84% of these records are
  • Graduated2014 · median 2007 among the 346 with a school on file
  • Record last updated2023 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X 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 (Internal Medicine) Physician providers in Texas

There are 413 critical care medicine (internal medicine) physician records in Texas.

The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes

  1. Bindu Akkanti, M.DHouston, TX 770301982663514
  2. Donna Calabrese, M.D.Houston, TX 770301538144845
  3. Christopher Cortes, M.D.Houston, TX 770301447258959
  4. John Crommett, M.D.Houston, TX 770301932141892
  5. Javier Finkielman, M.D.Houston, TX 770301083651962
  6. James Herlihy, M.D.Houston, TX 770301972555449
  7. David Powner, M.D.Houston, TX 770301417996356
  8. Iqbal Ratnani, M.D.Houston, TX 770301861440190

Common questions

What is Marshall Devon Bailey, MD's NPI number?

Marshall Devon Bailey, MD's National Provider Identifier (NPI) is 1518377175, issued on May 5, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Marshall Devon Bailey, MD located?

The NPPES record lists a practice address at 6431 Fannin St, Houston, TX, 77030. Phone: (832) 325-7222. Providers update this record themselves, so call before visiting.

How can I verify Marshall Devon Bailey, MD's license?

NPPES lists Texas license number S4263, 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 Marshall Devon Bailey, MD prescribe under Medicare Part D?

In 2024, Marshall Devon Bailey, MD had 262 Medicare Part D claims for 47 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. Part D covers Medicare prescriptions only.

What is Marshall Devon Bailey, MD's MIPS final score?

The 2023 MIPS final score is 82.4 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.