NPPES file of Aug 9, 2026

Biju Oommen, M.D.

Geriatric Medicine (Internal Medicine) Physician · Houston, TX

Biju Oommen, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Houston, Texas, and NPI 1801856240, issued on Mar 27, 2006. Check the license (Texas L5863, 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
1801856240
Name
Biju Oommen
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
L5863 TX
Self-reported in NPPES; status is on the state search
Practice location
2626 S Loop W Ste 265, Houston, TX 77054
Phone
(281) 389-0366
Enumerated
Mar 27, 2006
Record last updated
May 21, 2024
Medicare enrollment
Enrolled (PECOS I20070510000531); 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.
Download card Updates feed

8 nearest geriatric medicine (internal medicine) physician records → All 256 in Texas → Look up another NPI →

Also registered at 2626 S Loop W Ste 265

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

  1. Ali Ahmed, M.DNephrology Physician1598025496
  2. Dalesia Baldwin, FNPFamily Nurse Practitioner1598398422
  3. Roberto Camacho-Acevedo, M.D.Internal Medicine Physician1396078143
  4. Mallory Carrasco, P.A.-CMedical Physician Assistant1891123758
  5. Joseph Chmielewski, NPFamily Nurse Practitioner1508451378
  6. Rodrigo Guanlao, MDGeriatric Medicine (Family Medicine) Physician1750636742

Verify Biju Oommen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L5863    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

93% more Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

8,208 Medicare Part D claims for 498 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 46 claims were for opioids.

  1. Biju Oommen8,208
  2. Specialty average4,246

Most prescribed

  1. Atorvastatin Calcium554 claims
  2. Levothyroxine Sodium372 claims
  3. Amlodipine Besylate331 claims
  4. Gabapentin321 claims
  5. Furosemide248 claims
  6. Eliquis241 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.

Industry payments in 2024: $19.86

1 payment: food and beverage; the largest payer was ConvaTec Inc. The 1,004 providers of this specialty with any payment received $1,720.82 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Biju Oommen$19.86
  2. Specialty average$1,720.82

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

Bills Medicare through one group practice

  1. Trumen Physicians And Associates PLLCHouston, TX

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

Biju Oommen among 256 geriatric medicine (internal medicine) physician records in Texas

Biju Oommen, M.D. is one of 256 geriatric medicine (internal medicine) physician records with a practice address in Texas. 71% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 44% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated1997 · median 2000 among the 143 with a school on file
  • Record last updated2024 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in Texas

There are 256 geriatric medicine (internal medicine) physician records in Texas.

All 256 in Texas → Every provider in Houston → Geriatric Medicine (Internal Medicine) Physician nationwide →

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

  1. Anil Garyali, M.D.Houston, TX 770541376608125
  2. Anita Major, M.D.Houston, TX 770541356465231
  3. Nisha Narang, M.D.Houston, TX 770541376796276
  4. Rachel Suter, MDHouston, TX 770541821344961
  5. Theodore Trumble, M.D.Houston, TX 770541265492607
  6. James Skelton, M.D.Houston, TX 770571902962566
  7. Kennosa Gunn, FNPHouston, TX 770581841830288
  8. Don NguyenHouston, TX 770421720344617

Common questions

What is Biju Oommen, M.D.'s NPI number?

Biju Oommen, M.D.'s National Provider Identifier (NPI) is 1801856240, issued on Mar 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Biju Oommen, M.D. located?

The NPPES record lists a practice address at 2626 S Loop W Ste 265, Houston, TX, 77054. Phone: (281) 389-0366. Providers update this record themselves, so call before visiting.

How can I verify Biju Oommen, M.D.'s license?

NPPES lists Texas license number L5863, 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 Biju Oommen, M.D. prescribe under Medicare Part D?

In 2024, Biju Oommen, M.D. had 8,208 Medicare Part D claims for 498 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.

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.