Doctor profile · Federal record

Dr. John Kothmann, M.D.

Family Medicine Physician (CMS: Family Practice) · Fredericksburg, TX

  • NPI 1780624502
  • Accepts Medicare
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1308 South Highway 16
Fredericksburg, TX 786245058
(830) 997-2181
fax (830) 997-9598

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
April 4, 2011
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Texas #L8578
Medicaid
TX #166270201

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780624502. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,614
Distinct HCPCS
10
Medicare allowed
$299,386
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 808 412 $125
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 745 462 $8
36415 Insertion of needle into vein for collection of blood sample 703 434 $8
80053 Blood test, comprehensive group of blood chemicals 668 435 $10
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 661 76 $61
99213 Established patient office or other outpatient visit, 20-29 minutes 573 321 $88
80061 Blood test, lipids (cholesterol and triglycerides) 571 413 $13
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 375 375 $126
J1100 Injection, dexamethasone sodium phosphate, 1 mg 304 31 $0
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 304 30 $1

In context: peer comparison

Among 11 peers in Fredericksburg Family Medicine Physician, average services per provider: 180. This provider delivers 37× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,574
Patients
1,074
Total drug cost
$68,187
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 465 100 $6,807
Amlodipine Besylate Generic 442 94 $3,663
Losartan Potassium Generic 374 94 $4,506
Atorvastatin Calcium Generic 373 102 $5,541
Lisinopril Generic 324 78 $3,605
Simvastatin Generic 311 69 $2,537
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 308 54 $10,814
Montelukast Sodium Generic 299 72 $3,863
Hydrochlorothiazide Generic 260 62 $1,267
Omeprazole Generic 256 72 $3,137

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Kothmann's medical specialty?
Dr. John Kothmann practices Family Medicine Physician in Fredericksburg, TX.
Where does Dr. John Kothmann practice?
Dr. John Kothmann practices at 1308 South Highway 16, Fredericksburg, TX 786245058. Office phone: 8309972181.
What is Dr. John Kothmann's NPI?
Dr. John Kothmann's National Provider Identifier (NPI) is 1780624502, issued by NPPES.
Does Dr. John Kothmann accept Medicare assignment?
Yes. Dr. John Kothmann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Kothmann commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.