Doctor profile · Federal record

Dr. Tatsuo Yamakawa, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Houston, TX

  • NPI 1033345855
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1635 North Loop W
Houston, TX 770081532
(713) 338-6565

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
September 25, 2024
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Pennsylvania #MT194613 · Texas #P1438

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033345855. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
402
Distinct HCPCS
4
Medicare allowed
$51,032
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 199 195 $182
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 126 116 $8
99291 Critical care, first 30-74 minutes 44 42 $220
99284 Emergency department visit with moderate level of medical decision making 33 33 $125

In context: peer comparison

Among 254 peers in Houston Emergency Medicine Physician, average services per provider: 85. This provider delivers 4.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
350
Patients
346
Total drug cost
$2,630
Drug Type Claims Patients Total cost
Tizanidine Hcl Generic 66 65 $244
Acetaminophen-Codeine (Acetaminophen With Codeine) Brand 39 39 $154
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 36 34 $207
Cephalexin Generic 32 32 $189
Azithromycin Generic 25 25 $103
Prednisone Generic 24 24 $61
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 21 21 $498
Ondansetron Odt (Ondansetron) Brand 21 21 $186
Dicyclomine Hcl Generic 20 20 $133
Clindamycin Hcl Generic 16 15 $291

Frequently asked questions

Auto-generated from federal data
What is Dr. Tatsuo Yamakawa's medical specialty?
Dr. Tatsuo Yamakawa practices Emergency Medicine Physician in Houston, TX.
Where does Dr. Tatsuo Yamakawa practice?
Dr. Tatsuo Yamakawa practices at 1635 North Loop W, Houston, TX 770081532. Office phone: 7133386565.
What is Dr. Tatsuo Yamakawa's NPI?
Dr. Tatsuo Yamakawa's National Provider Identifier (NPI) is 1033345855, issued by NPPES.
Does Dr. Tatsuo Yamakawa accept Medicare assignment?
Yes. Dr. Tatsuo Yamakawa accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tatsuo Yamakawa commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.