Doctor profile · Federal record

Dr. Mark Chambers, D.M.D.

Oral and Maxillofacial Surgery (Dentist) (CMS: Oral Surgery) · Houston, TX

  • NPI 1639262496
  • Accepts Medicare
  • MIPS 79.4 / 100 · 2023
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1515 Holcombe Blvd
Houston, TX 770304009
(713) 792-6161
Mailing address
Po Box 4439
Houston, TX 772104439

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 5, 2012
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
1223S0112X — NUCC code
State license (1)
Texas #19195
Medicaid
TX #40162201

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639262496. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
928
Distinct HCPCS
6
Medicare allowed
$75,519
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 397 210 $97
70355 X-ray of lower jaws, upper jaws and teeth 238 230 $10
99204 New patient office or other outpatient visit, 45-59 minutes 172 172 $134
99442 Telephone medical discussion with physician, 11-20 minutes 49 41 $67
99215 Established patient office or other outpatient visit, 40-54 minutes 47 39 $143
99213 Established patient office or other outpatient visit, 20-29 minutes 25 21 $67

In context: peer comparison

Among 3 peers in this city , average services per provider: 127. This provider delivers 7.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
744
Patients
274
Total drug cost
$9,449
Drug Type Claims Patients Total cost
Chlorhexidine Gluconate Generic 272 91 $2,041
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 161 68 $2,440
Clindamycin Hcl Generic 51 25 $745
Nystatin Generic 51 19 $600
Sodium Fluoride Sensitive (Sodium Fluoride/Potassium Nit) Brand 41 14 $482
Amoxicillin Generic 31 16 $89
Triamcinolone Acetonide Generic 23 14 $750
Sodium Fluoride Enamel Protect (Sodium Fluoride/Potassium Nit) Brand 21 13 $231
Prevident 5000 Enamel Protect (Sodium Fluoride/Potassium Nit) Brand 19 0 $468
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 17 14 $88

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Chambers's medical specialty?
Dr. Mark Chambers practices Oral and Maxillofacial Surgery (Dentist) in Houston, TX.
Where does Dr. Mark Chambers practice?
Dr. Mark Chambers practices at 1515 Holcombe Blvd, Houston, TX 770304009. Office phone: 7137926161.
What is Dr. Mark Chambers's NPI?
Dr. Mark Chambers's National Provider Identifier (NPI) is 1639262496, issued by NPPES.
Does Dr. Mark Chambers accept Medicare assignment?
Yes. Dr. Mark Chambers accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Chambers commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); X-ray of lower jaws, upper jaws and teeth (HCPCS 70355); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.