Mark S. Chambers, D.M.D.
Oral and Maxillofacial Surgery (Dentist) · Houston, TX
Mark S. Chambers, D.M.D. is an oral and maxillofacial surgery (dentist) with a practice address in Houston, Texas, and NPI 1639262496, issued on Oct 2, 2006. Check the license (Texas 19195, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark S. Chambers
- Credential
- D.M.D.
- Primary taxonomy
- Oral and Maxillofacial Surgery (Dentist) 1223S0112X
- License number
- 19195 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1515 Holcombe Blvd, Houston, TX 77030
- Phone
- (713) 792-6161
- Enumerated
- Oct 2, 2006
- Record last updated
- Jul 5, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicaid ID
- 40162201 TX
- Medicare enrollment
- Enrolled (PECOS I20100924001255); accepts Medicare assignment
- Medical or professional school
- University Of Louisville School Of Dentistry, 1991
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest oral and maxillofacial surgery (dentist) records → All 601 in Texas → Look up another NPI →
Also registered at 1515 Holcombe Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashley Aaroe, MDNeurology Physician1902295793
- Linda Abad, PA-CPhysician Assistant1063928240
- Cynthia Abarado, RN, GNPGerontology Nurse Practitioner1851471049
- Hussein Abbas, MD, PHDInternal Medicine Physician1609220532
- James Abbruzzese, M.D.Medical Oncology Physician1134233224
- Karim Abdeldaem, MDEmergency Medicine Physician1558056200
Verify Mark S. Chambers in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 19195Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% more Medicare Part D claims than the average oral and maxillofacial surgery (dentist) in 2024
805 Medicare Part D claims for 257 beneficiaries, against an average of 406 among the 5,870 providers of this specialty who prescribed in Part D. 29 claims were for opioids.
Most prescribed
- Chlorhexidine Gluconate238 claims
- Amoxicillin-Clavulanate Potass134 claims
- Sodium Fluoride Sensitive63 claims
- Nystatin39 claims
- Amoxicillin33 claims
- Clindamycin Hcl32 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): 81.4 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Physicians Referral ServiceHouston, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark S. Chambers among 601 oral and maxillofacial surgery (dentist) records in Texas
Mark S. Chambers, D.M.D. is one of 601 oral and maxillofacial surgery (dentist) records with a practice address in Texas. 79% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 58% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 16% of these records are
- Graduated1991 · median 2005 among the 94 with a school on file
- Record last updated2012 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223S0112X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Oral and Maxillofacial Surgery (Dentist) providers in Texas
There are 601 oral and maxillofacial surgery (dentist) records in Texas.
All 601 in Texas → Every provider in Houston → Oral and Maxillofacial Surgery (Dentist) nationwide →
The 8 oral and maxillofacial surgery (dentist) records with the nearest ZIP codes
- Kamal Busaidy, D.D.S.Houston, TX 770301780613901
- Richard Cardoso, DDSHouston, TX 770301861453961
- Donald Cohen, D.D.S.Houston, TX 770301194773432
- Harry Gilbert, DDSHouston, TX 770301386739688
- Neil GormeHouston, TX 770301750438735
- James Johnson, DDS,MSHouston, TX 770301093920589
- James Kennedy, D.D.S.Houston, TX 770301356380596
- Sudarat Kiat-Amnuay, D.D.S.Houston, TX 770301780723601
Common questions
What is Mark S. Chambers, D.M.D.'s NPI number?
Mark S. Chambers, D.M.D.'s National Provider Identifier (NPI) is 1639262496, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark S. Chambers, D.M.D. located?
The NPPES record lists a practice address at 1515 Holcombe Blvd, Houston, TX, 77030. Phone: (713) 792-6161. Providers update this record themselves, so call before visiting.
How can I verify Mark S. Chambers, D.M.D.'s license?
NPPES lists Texas license number 19195, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Mark S. Chambers, D.M.D. prescribe under Medicare Part D?
In 2024, Mark S. Chambers, D.M.D. had 805 Medicare Part D claims for 257 beneficiaries; the average among oral and maxillofacial surgery (dentist) prescribers was 406. Part D covers Medicare prescriptions only.
What is Mark S. Chambers, D.M.D.'s MIPS final score?
The 2023 MIPS final score is 81.4 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.