Doctor profile · Federal record

Dr. Brennan Calder, PA-C

Physician Assistant · Waco, TX

  • NPI 1245712165
  • Accepts Medicare
  • MIPS 97.5 / 100 · 2023
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
305 Londonderry Dr
Waco, TX 767127929
(254) 537-6850
Additional location
1323 E Franklin St Ste 103
Hillsboro, TX 766452679
(254) 265-7100
fax (254) 875-0449
Additional location
1507 W Main St Bldg 1
Gatesville, TX 765281024
(254) 265-7100
fax (254) 875-0449
Show 1 more location
Additional location
5100 Franklin Ave Ste C
Waco, TX 767106922
(254) 265-7100

Credentials & registration

NPPES · NUCC
NPI registered
September 2018 — 8 yrs on file
Profile last updated
September 18, 2023
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363A00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245712165. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,284
Distinct HCPCS
10
Medicare allowed
$49,593
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 594 109 $5
17000 Destruction of precancer skin growth, 1 growth 158 127 $39
99213 Established patient office or other outpatient visit, 20-29 minutes 123 98 $73
11102 Biopsy of related skin growth, first growth 90 85 $75
17110 Destruction of skin growth, 1-14 growths 75 68 $92
99203 New patient office or other outpatient visit, 30-44 minutes 66 66 $90
99202 New patient office or other outpatient visit, 15-29 minutes 51 51 $59
99212 Established patient office or other outpatient visit, 10-19 minutes 42 39 $46
11103 Biopsy of related skin growth, each additional growth 38 28 $41
99214 Established patient office or other outpatient visit, 30-39 minutes 34 32 $99

In context: peer comparison

Among 21 peers in this city , average services per provider: 65. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,119
Transactions
46
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 13 $237.88
Janssen Biotech, Inc. 4 $186.51
Regeneron Healthcare Solutions, Inc. 5 $178.32
E.R. Squibb & Sons, L.L.C. 9 $159.07
GENZYME CORPORATION 5 $119.53
Amgen Inc. 3 $78.82
Novartis Pharmaceuticals Corporation 2 $63.62
ANI Pharmaceuticals, Inc. 2 $41.20
UCB, Inc. 2 $40.54
Dermavant Sciences, Inc. 1 $13.19

By nature of payment

Food and Beverage
$855
Education
$263

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
177
Patients
135
Total drug cost
$4,214
Drug Type Claims Patients Total cost
Mupirocin Generic 45 39 $477
Clobetasol Propionate Generic 34 27 $1,225
Ketoconazole Generic 32 24 $582
Triamcinolone Acetonide Generic 32 28 $506
Doxycycline Hyclate Generic 21 17 $506
Fluorouracil Generic 13 0 $917

Frequently asked questions

Auto-generated from federal data
What is Dr. Brennan Calder's medical specialty?
Dr. Brennan Calder practices Physician Assistant in Waco, TX.
Where does Dr. Brennan Calder practice?
Dr. Brennan Calder practices at 305 Londonderry Dr, Waco, TX 767127929. Office phone: 2545376850.
What is Dr. Brennan Calder's NPI?
Dr. Brennan Calder's National Provider Identifier (NPI) is 1245712165, issued by NPPES.
Does Dr. Brennan Calder accept Medicare assignment?
Yes. Dr. Brennan Calder accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brennan Calder commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Destruction of precancer skin growth, 1 growth (HCPCS 17000); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.