Doctor profile · Federal record

Dr. Kenneth Marriott, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · San Antonio, TX

  • NPI 1902893183
  • Accepts Medicare
  • 24 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4502 Medical Dr
San Antonio, TX 782294402
(210) 358-4000
Mailing address
30 Waters Edge Way
San Antonio, TX 782481021

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
October 17, 2025
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Texas #N8121 · Virginia #0101236229

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902893183. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
192
Distinct HCPCS
3
Medicare allowed
$31,323
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 130 127 $171
99284 Emergency department visit with moderate level of medical decision making 42 42 $118
99291 Critical care, first 30-74 minutes 20 20 $208

In context: peer comparison

Among 131 peers in San Antonio Emergency Medicine Physician, average services per provider: 107. This provider delivers 1.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
120
Patients
119
Total drug cost
$845
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 35 34 $220
Ondansetron Odt (Ondansetron) Brand 26 26 $139
Cephalexin Generic 21 21 $128
Doxycycline Hyclate Generic 14 14 $104
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 12 12 $235
Prednisone Generic 12 12 $18

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kenneth Marriott's medical specialty?
Dr. Kenneth Marriott practices Emergency Medicine Physician in San Antonio, TX.
Where does Dr. Kenneth Marriott practice?
Dr. Kenneth Marriott practices at 4502 Medical Dr, San Antonio, TX 782294402. Office phone: 2103584000.
What is Dr. Kenneth Marriott's NPI?
Dr. Kenneth Marriott's National Provider Identifier (NPI) is 1902893183, issued by NPPES.
Does Dr. Kenneth Marriott accept Medicare assignment?
Yes. Dr. Kenneth Marriott accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kenneth Marriott commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.