Karen Baxter, PA
NPI 1588727317 · Medical Physician Assistant · Mcallen, TX
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Baxter, PA is a Medical Physician Assistant provider in Mcallen, TX (NPI 1588727317).
Provider details
- NPI number
- 1588727317
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- PA04549 (TX)
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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
489 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 107 | $107 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 59 | $6 |
| Urinalysis, Manual Test81002 | 52 | $3 |
| Hemoglobin A1c Level83036 | 41 | $10 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 38 | $8 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 29 | $12 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 100 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 164 | 64 |
| Losartan Potassium | 141 | 53 |
| Atorvastatin Calcium | 132 | 57 |
| Tirzepatidebrand: Mounjaro | 112 | 22 |
| Omeprazole | 102 | 38 |
| Gabapentin | 96 | 43 |
| Fluticasone Propionate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$431 across 30 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
Registry dates
- Enumerated
- 2006-12-19
- Last updated
- 2016-05-20
Frequently asked questions
- What is Karen Baxter's NPI number?
- Karen Baxter's National Provider Identifier (NPI) is 1588727317, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Baxter's specialty?
- Karen Baxter is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Baxter located?
- Karen Baxter's practice location on file with NPPES is 5148 N 10th St, Mcallen, TX 78504-2834.
- What is Karen Baxter's phone number?
- The practice phone number listed in the NPPES registry for Karen Baxter is (956) 683-8700.
- Does Karen Baxter accept Medicare?
- Karen Baxter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Baxter's NPI active?
- Yes — Karen Baxter's NPI (1588727317) is active in the NPPES registry as of the last update on 2016-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.