Doctor profile · Federal record

Dr. Karl Wagenhauser, M.D.

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

  • NPI 1699739334
  • Accepts Medicare
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2602 Saint Michael Dr Ste 204
Texarkana, TX 755032378
(903) 614-5090
fax (903) 614-5150

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Arkansas #E-1780

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699739334. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
614
Distinct HCPCS
5
Medicare allowed
$61,351
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 245 224 $163
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 215 191 $8
99284 Emergency department visit with moderate level of medical decision making 100 97 $113
99291 Critical care, first 30-74 minutes 36 36 $199
99283 Emergency department visit with low level of medical decision making 18 18 $67

In context: peer comparison

Among 9 peers in this city , average services per provider: 134. This provider delivers 4.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
109
Patients
108
Total drug cost
$990
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 22 22 $161
Prednisone Generic 20 20 $53
Doxycycline Hyclate Generic 14 14 $233
Mupirocin Generic 14 13 $114
Clindamycin Hcl Generic 13 13 $220
Ondansetron Odt (Ondansetron) Brand 13 13 $155
Tramadol Hcl Generic 13 13 $54

Frequently asked questions

Auto-generated from federal data
What is Dr. Karl Wagenhauser's medical specialty?
Dr. Karl Wagenhauser practices Emergency Medicine Physician in Texarkana, TX.
Where does Dr. Karl Wagenhauser practice?
Dr. Karl Wagenhauser practices at 2602 Saint Michael Dr Ste 204, Texarkana, TX 755032378. Office phone: 9036145090.
What is Dr. Karl Wagenhauser's NPI?
Dr. Karl Wagenhauser's National Provider Identifier (NPI) is 1699739334, issued by NPPES.
Does Dr. Karl Wagenhauser accept Medicare assignment?
Yes. Dr. Karl Wagenhauser accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karl Wagenhauser 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); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.