Rosalie Cassidy, MD
NPI 1538681622 · Family Medicine Physician · Cedar Park, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rosalie Cassidy, MD is a Family Medicine Physician provider in Cedar Park, TX (NPI 1538681622).
Provider details
- NPI number
- 1538681622
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- R10910 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
8 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 147 | 55 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 110 | 32 |
| Amlodipine Besylate | 88 | 35 |
| Metformin Hclbrand: Metformin Hcl Er | 82 | 23 |
| Levothyroxine Sodium | 62 | 14 |
| Lisinopril | 46 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$42 across 2 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
- 2017-07-11
- Last updated
- 2024-10-28
- Certified
- 2024-10-28
Frequently asked questions
- What is Rosalie Cassidy's NPI number?
- Rosalie Cassidy's National Provider Identifier (NPI) is 1538681622, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rosalie Cassidy's specialty?
- Rosalie Cassidy is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Rosalie Cassidy located?
- Rosalie Cassidy's practice location on file with NPPES is 450 Cypress Creek Rd Bldg 5, Cedar Park, TX 78613-4194.
- What is Rosalie Cassidy's phone number?
- The practice phone number listed in the NPPES registry for Rosalie Cassidy is (512) 249-1400.
- Does Rosalie Cassidy accept Medicare?
- Rosalie Cassidy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rosalie Cassidy's NPI active?
- Yes — Rosalie Cassidy's NPI (1538681622) is active in the NPPES registry as of the last update on 2024-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.