Justin Benjamin Lantz, M.D.
Internal Medicine Physician · Deer Park, TX
Justin Benjamin Lantz, M.D. is an internal medicine physician with a practice address in Deer Park, Texas, and NPI 1740690866, issued on Apr 28, 2014. Check the license (Texas R6431, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Justin Benjamin Lantz
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- R6431 TX
Self-reported in NPPES; status is on the state search - Practice location
- 3430 Center St, Deer Park, TX 77536
- Phone
- (832) 548-5000
- Enumerated
- Apr 28, 2014
- Record last updated
- Sep 12, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20180806001294); accepts Medicare assignment
- Medical or professional school
- Baylor College Of Medicine, 2014
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 3430 Center St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Justin Benjamin Lantz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license R6431Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average internal medicine physician in 2024
817 Medicare Part D claims for 64 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 13 claims were for opioids.
Most prescribed
- Atorvastatin Calcium78 claims
- Amlodipine Besylate39 claims
- Losartan Potassium38 claims
- Hydrochlorothiazide37 claims
- Lisinopril32 claims
- Omeprazole30 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.
Bills Medicare through one group practice
- Legacy Community Health Services, IncDeer Park, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Justin Benjamin Lantz among 9,175 internal medicine physician records in Texas
Justin Benjamin Lantz, 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 2014, is newer than 69% of them.
- NPI issued2014 · 69% of these records are older, 29% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2014 · median 2004 among the 6,088 with a school on file
- Record last updated2018 · 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).
2 internal medicine physician records list a practice address in Deer Park
They are 2 of the 195 NPPES records with a practice address in Deer Park, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Deer Park → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Stephen Koch, M.D.Deer Park, TX 775361750325601
- Shemeka Banger-Hill, MDDayton, TX 775351194706663
- Nehme Alkarra, MDDickinson, TX 775391386636025
- George Johnson, DODickinson, TX 775391548448194
- Vipulkumar Patel, M. D.Dickinson, TX 775391710987995
- Sridevi Pavuluri, MDDickinson, TX 775391275578445
- Eric Roberson, M.D.Dickinson, TX 775391801816962
- Joe Taylor, M.D.Dickinson, TX 775391326447376
Common questions
What is Justin Benjamin Lantz, M.D.'s NPI number?
Justin Benjamin Lantz, M.D.'s National Provider Identifier (NPI) is 1740690866, issued on Apr 28, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Justin Benjamin Lantz, M.D. located?
The NPPES record lists a practice address at 3430 Center St, Deer Park, TX, 77536. Phone: (832) 548-5000. Providers update this record themselves, so call before visiting.
How can I verify Justin Benjamin Lantz, M.D.'s license?
NPPES lists Texas license number R6431, 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 Justin Benjamin Lantz, M.D. prescribe under Medicare Part D?
In 2024, Justin Benjamin Lantz, M.D. had 817 Medicare Part D claims for 64 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.
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.