Doctor profile · Federal record

Dr. Fernando Karst, MD

Undersea and Hyperbaric Medicine (Preventive Medicine) Physician (CMS: Undersea and Hyperbaric Medicine) · Specialist · Family Medicine Physician · San Antonio, TX

  • NPI 1326148586
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7940 Floyd Curl Dr Ste 100
San Antonio, TX 782293907
(210) 297-5520
fax (210) 297-0632
Mailing address
14329 San Pedro Ave Ste C
San Antonio, TX 782324389

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
June 30, 2024
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
2083P0011X — NUCC code
State license (1)
Texas #K2933

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326148586. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
115
Distinct HCPCS
3
Medicare allowed
$7,214
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 76 33 $63
97597 Removal of tissue from wound, 20.0 sq cm or less 21 14 $34
99214 Established patient office or other outpatient visit, 30-39 minutes 18 13 $94

In context: peer comparison

Among 1 peers in this city , average services per provider: 38. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$29
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Smith+Nephew, Inc. 1 $17.86
CashFlow Solutions, LLC 1 $10.90

By nature of payment

Food and Beverage
$29

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
38
Patients
28
Total drug cost
$792
Drug Type Claims Patients Total cost
Doxycycline Monohydrate Generic 20 15 $387
Cefdinir Generic 18 13 $405

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Fernando Karst's medical specialty?
Dr. Fernando Karst practices Undersea and Hyperbaric Medicine (Preventive Medicine) Physician in San Antonio, TX.
Where does Dr. Fernando Karst practice?
Dr. Fernando Karst practices at 7940 Floyd Curl Dr Ste 100, San Antonio, TX 782293907. Office phone: 2102975520.
What is Dr. Fernando Karst's NPI?
Dr. Fernando Karst's National Provider Identifier (NPI) is 1326148586, issued by NPPES.
Does Dr. Fernando Karst accept Medicare assignment?
Yes. Dr. Fernando Karst accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Fernando Karst commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Removal of tissue from wound, 20.0 sq cm or less (HCPCS 97597); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.