Brennan Calder, PA-C
NPI 1245712165 · Physician Assistant · Waco, TX
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brennan Calder, PA-C is a Physician Assistant provider in Waco, TX (NPI 1245712165).
Provider details
- NPI number
- 1245712165
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,420 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 1,112 | $5 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 305 | $41 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 204 | $74 |
| Destruction of Skin Growth, 1-14 Growths17110 | 172 | $91 |
| Biopsy of Related Skin Growth, First Growth11102 | 137 | $70 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clobetasol Propionate | 72 | 51 |
| Mupirocin | 60 | 41 |
| Ketoconazole | 53 | 31 |
| Triamcinolone Acetonide | 42 | 29 |
| Clindamycin Phosphate | 21 | — |
| Doxycycline Hyclate | 19 | 15 |
| Dupilumabbrand: Dupixent Pen | 19 | — |
| Fluorouracil |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,119 across 46 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (3)
- 1507 W Main St Bldg 1Gatesville, TX 76528-1024Phone: (254) 265-7100Fax: (254) 875-0449
- 1323 E Franklin St Ste 103Hillsboro, TX 76645-2679Phone: (254) 265-7100Fax: (254) 875-0449
- 5100 Franklin Ave Ste CWaco, TX 76710-6922Phone: (254) 265-7100
Registry dates
- Enumerated
- 2018-09-06
- Last updated
- 2023-09-18
- Certified
- 2023-09-18
Frequently asked questions
- What is Brennan Calder's NPI number?
- Brennan Calder's National Provider Identifier (NPI) is 1245712165, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brennan Calder's specialty?
- Brennan Calder is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Brennan Calder located?
- Brennan Calder's practice location on file with NPPES is 305 Londonderry Dr, Waco, TX 76712-7929.
- What is Brennan Calder's phone number?
- The practice phone number listed in the NPPES registry for Brennan Calder is (254) 537-6850.
- Does Brennan Calder accept Medicare?
- Brennan Calder is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brennan Calder's NPI active?
- Yes — Brennan Calder's NPI (1245712165) is active in the NPPES registry as of the last update on 2023-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.