Marissa Callahan, DPT
NPI 1598306680 · Physical Therapist · Phoenix, AZ
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marissa Callahan, DPT is a Physical Therapist provider in Phoenix, AZ (NPI 1598306680).
Provider details
- NPI number
- 1598306680
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- DPT
- Sex
- Female
- Sole proprietor
- No
- License
- PT34936 (FL)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
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
6 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
1,949 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 | 1,085 | $24 |
| Therapy Procedure Using Manual Technique, Each 15 Minutes97140 | 261 | $20 |
| Training for Self-Care Or Home Management, Each 15 Minutes97535 | 259 | $28 |
| Therapy Procedure to Re-Educate Brain-To-Nerve-To-Muscle Function, Each 15 Minutes97112 | 119 | $27 |
| Evaluation for Physical Therapy, Typically 20 Minutes97161 | 85 | $97 |
| Therapy Procedure Using Functional Activities97530 | 70 | $32 |
Practice location
Mailing address
Additional practice locations (1)
- 4405 Lakewood RdLake Worth, FL 33461-3414Phone: (561) 969-1400
Registry dates
- Enumerated
- 2019-10-01
- Last updated
- 2023-06-28
- Certified
- 2023-06-28
Frequently asked questions
- What is Marissa Callahan's NPI number?
- Marissa Callahan's National Provider Identifier (NPI) is 1598306680, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Callahan's specialty?
- Marissa Callahan is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Marissa Callahan located?
- Marissa Callahan's practice location on file with NPPES is 5777 E Mayo Blvd, Phoenix, AZ 85054-4502.
- What is Marissa Callahan's phone number?
- The practice phone number listed in the NPPES registry for Marissa Callahan is (480) 301-8000.
- Does Marissa Callahan accept Medicare?
- Marissa Callahan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marissa Callahan's NPI active?
- Yes — Marissa Callahan's NPI (1598306680) is active in the NPPES registry as of the last update on 2023-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.