Patricia Castaneda, PA-C
NPI 1568949147 · Physician Assistant · Brownsville, TX
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patricia Castaneda, PA-C is a Physician Assistant provider in Brownsville, TX (NPI 1568949147).
Provider details
- NPI number
- 1568949147
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA11924 (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 tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
47 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 17 | $74 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 16 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 14 | $104 |
Typical Medicare-allowed amounts for these services range $9–$104 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 65 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 130 | 92 |
| Levocetirizine Dihydrochloride | 128 | 96 |
| Gabapentin | 89 | 58 |
| Levothyroxine Sodium | 77 | 46 |
| Losartan Potassium | 74 | 52 |
| Tramadol Hcl | 71 | 40 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-07-25
- Last updated
- 2025-10-17
- Certified
- 2025-10-17
Frequently asked questions
- What is Patricia Castaneda's NPI number?
- Patricia Castaneda's National Provider Identifier (NPI) is 1568949147, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patricia Castaneda's specialty?
- Patricia Castaneda is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Patricia Castaneda located?
- Patricia Castaneda's practice location on file with NPPES is 800 W Jefferson St Ste 200, Brownsville, TX 78520-6300.
- What is Patricia Castaneda's phone number?
- The practice phone number listed in the NPPES registry for Patricia Castaneda is (956) 574-0431.
- Does Patricia Castaneda accept Medicare?
- Patricia Castaneda is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patricia Castaneda's NPI active?
- Yes — Patricia Castaneda's NPI (1568949147) is active in the NPPES registry as of the last update on 2025-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.