NPPES file of Aug 9, 2026

Mark Gray, DDS

General Practice Dentistry · Houston, TX

Mark Gray, DDS is a general practice dentistry with a practice address in Houston, Texas, and NPI 1144229410, issued on Jul 19, 2005. Check the license (Texas 1366, as entered in NPPES) with the Texas board that licenses this profession; 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
1144229410
Name
Mark Gray
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
1366 TX
Self-reported in NPPES; status is on the state search
Practice location
1127 Eldridge Pkwy, Houston, TX 77077
Phone
(281) 493-9395
Enumerated
Jul 19, 2005
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 1127 Eldridge Pkwy

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

  1. Marc Sharp, D.D.S.General Practice Dentistry1487808630

Verify Mark Gray in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 1366
    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
Find 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.

41% fewer Medicare Part D claims than the average general practice dentistry in 2024

49 Medicare Part D claims for 36 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Mark Gray49
  2. Specialty average83

Most prescribed

  1. Amoxicillin19 claims
  2. Penicillin V Potassium15 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.

Mark Gray among 10,056 general practice dentistry records in Texas

Mark Gray, DDS is one of 10,056 general practice dentistry records with a practice address in Texas. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 97% newer
  • In a Medicare fileYes · 64% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2007 · 71% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,316 general practice dentistry records list a practice address in Houston

They are 1,316 of the 61,221 NPPES records with a practice address in Houston, and 10,056 general practice dentistry records in Texas.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Nils Bengtson, D.D.S.Houston, TX 770771760401152
  2. Stacey Block, D.D.S.Houston, TX 770771538162086
  3. Wallace Brunson, DDSHouston, TX 770771093883936
  4. Ruben Garcia, D.D.S.Houston, TX 770771437262524
  5. Aric Klein, D.D.S.Houston, TX 770771699858167
  6. David Le, DDSHouston, TX 770771487702148
  7. Paul Levine, D.D.S.Houston, TX 770771659376481
  8. Jack MillsHouston, TX 770771245344381

Common questions

What is Mark Gray, DDS's NPI number?

Mark Gray, DDS's National Provider Identifier (NPI) is 1144229410, issued on Jul 19, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark Gray, DDS located?

The NPPES record lists a practice address at 1127 Eldridge Pkwy, Houston, TX, 77077. Phone: (281) 493-9395. Providers update this record themselves, so call before visiting.

How can I verify Mark Gray, DDS's license?

NPPES lists Texas license number 1366, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Mark Gray, DDS prescribe under Medicare Part D?

In 2024, Mark Gray, DDS had 49 Medicare Part D claims for 36 beneficiaries; the average among general practice dentistry prescribers was 83. 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.