NPPES file of Aug 9, 2026

Christopher Robert Lockhart, M.D.

Internal Medicine Physician · Houston, TX

Christopher Robert Lockhart, M.D. is an internal medicine physician with a practice address in Houston, Texas, and NPI 1336180504, issued on Jun 9, 2006. Check the license (Texas J2165, 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
1336180504
Name
Christopher Robert Lockhart
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
J2165 TX
Self-reported in NPPES; status is on the state search
Practice location
2626 S Loop W Ste 265, Houston, TX 77054
Phone
(281) 808-1618
Enumerated
Jun 9, 2006
Record last updated
Mar 24, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20050210000571); accepts Medicare assignment
Medical or professional school
University Of Texas Medical School At Houston, 1991
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 internal medicine physician records → All 9,175 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 Christopher Robert Lockhart in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license J2165    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.

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4.4 times the Medicare Part D claims of the average internal medicine physician in 2024

13,932 Medicare Part D claims for 438 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 205 claims were for opioids.

  1. Christopher Lockhart13,932
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium685 claims
  2. Eliquis516 claims
  3. Levothyroxine Sodium464 claims
  4. Amlodipine Besylate442 claims
  5. Furosemide414 claims
  6. Gabapentin319 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: $18.10

1 payment: food and beverage; the largest payer was Acadia Pharmaceuticals Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christopher Lockhart$18.10
  2. Specialty average$1,303.06

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).

Christopher Robert Lockhart among 9,175 internal medicine physician records in Texas

Christopher Robert Lockhart, M.D. is one of 9,175 internal medicine physician records with a practice address in Texas. 82% 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, 59% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1991 · median 2004 among the 6,088 with a school on file
  • Record last updated2020 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,488 internal medicine physician records list a practice address in Houston

They are 1,488 of the 61,221 NPPES records with a practice address in Houston, and 9,175 internal medicine physician records in Texas.

All 9,175 in Texas → Every provider in Houston → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Richard Carney, MDHouston, TX 770541124018544
  2. Adil Cheema, M.D.Houston, TX 770541376554535
  3. Donnie Evans, M.D.Houston, TX 770541568578789
  4. Howard Grant, MDHouston, TX 770541205940665
  5. Olendruff Johnson, M.D.Houston, TX 770541730186669
  6. Joel Kneitz, MDHouston, TX 770541356327498
  7. Nghia Nguyen, M.D.Houston, TX 770541922042977
  8. Kavita Patel, M.D.Houston, TX 770541962591503

Common questions

What is Christopher Robert Lockhart, M.D.'s NPI number?

Christopher Robert Lockhart, M.D.'s National Provider Identifier (NPI) is 1336180504, issued on Jun 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Robert Lockhart, M.D. located?

The NPPES record lists a practice address at 2626 S Loop W Ste 265, Houston, TX, 77054. Phone: (281) 808-1618. Providers update this record themselves, so call before visiting.

How can I verify Christopher Robert Lockhart, M.D.'s license?

NPPES lists Texas license number J2165, 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 Christopher Robert Lockhart, M.D. prescribe under Medicare Part D?

In 2024, Christopher Robert Lockhart, M.D. had 13,932 Medicare Part D claims for 438 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.