Cassandra Zivney, PT
NPI 1558817379 · Physical Therapist · Rockwall, TX
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cassandra Zivney, PT is a Physical Therapist provider in Rockwall, TX (NPI 1558817379).
Provider details
- NPI number
- 1558817379
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PT
- Sex
- Female
- Sole proprietor
- No
- License
- 1274869 (TX)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,277 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) |
|---|---|---|
| Therapy Procedure Using Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110 | 920 | $26 |
| Therapy Procedure in a Group Setting97150 | 138 | $14 |
| Therapy Procedure Using Manual Technique, Each 15 Minutes97140 | 127 | $21 |
| Evaluation for Physical Therapy, Typically 20 Minutes97161 | 48 | $96 |
| Evaluation for Physical Therapy, Typically 30 Minutes97162 | 44 | $96 |
Typical Medicare-allowed amounts for these services range $14–$96 (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.
Practice location
Mailing address
Additional practice locations (1)
- 1545 E Southlake Blvd Ste 100Southlake, TX 76092-6465Phone: (817) 442-9300Fax: (817) 416-0108
Registry dates
- Enumerated
- 2016-08-31
- Last updated
- 2022-03-16
- Certified
- 2022-03-16
Frequently asked questions
- What is Cassandra Zivney's NPI number?
- Cassandra Zivney's National Provider Identifier (NPI) is 1558817379, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassandra Zivney's specialty?
- Cassandra Zivney is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Cassandra Zivney located?
- Cassandra Zivney's practice location on file with NPPES is 3142 Horizon Rd Ste 100, Rockwall, TX 75032-7815.
- What is Cassandra Zivney's phone number?
- The practice phone number listed in the NPPES registry for Cassandra Zivney is (817) 442-9300.
- Does Cassandra Zivney accept Medicare?
- Cassandra Zivney is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cassandra Zivney's NPI active?
- Yes — Cassandra Zivney's NPI (1558817379) is active in the NPPES registry as of the last update on 2022-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.