Mary Catherine Liwag, PT, DPT
NPI 1790228120 · Physical Therapist · Mamaroneck, NY
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Catherine Liwag, PT, DPT is a Physical Therapist provider in Mamaroneck, NY (NPI 1790228120).
Provider details
- NPI number
- 1790228120
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PT, DPT
- Sex
- Female
- Sole proprietor
- No
- License
- 041018 (NY)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
161 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 Functional Activities97530 | 78 | $37 |
| Therapy Procedure Using Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110 | 44 | $25 |
| Therapy Procedure for Walking Training, Each 15 Minutes97116 | 39 | $25 |
Typical Medicare-allowed amounts for these services range $25–$37 (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
Registry dates
- Enumerated
- 2016-12-03
- Last updated
- 2025-07-16
- Certified
- 2025-07-16
Frequently asked questions
- What is Mary Catherine Liwag's NPI number?
- Mary Catherine Liwag's National Provider Identifier (NPI) is 1790228120, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Catherine Liwag's specialty?
- Mary Catherine Liwag is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mary Catherine Liwag located?
- Mary Catherine Liwag's practice location on file with NPPES is 845 Palmer Ave, Mamaroneck, NY 10543-2406.
- What is Mary Catherine Liwag's phone number?
- The practice phone number listed in the NPPES registry for Mary Catherine Liwag is (914) 698-6005.
- Does Mary Catherine Liwag accept Medicare?
- Mary Catherine Liwag is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Catherine Liwag's NPI active?
- Yes — Mary Catherine Liwag's NPI (1790228120) is active in the NPPES registry as of the last update on 2025-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.