Susan Sia, PT
NPI 1689887473 · Physical Therapist · Catonsville, MD
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Susan Sia, PT is a Physical Therapist provider in Catonsville, MD (NPI 1689887473).
Provider details
- NPI number
- 1689887473
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PT
- Sex
- Female
- Sole proprietor
- No
- License
- 26319 (MD)
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
19 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
2,290 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 Manual Technique, Each 15 Minutes97140 | 502 | $21 |
| Therapy Procedure to Re-Educate Brain-To-Nerve-To-Muscle Function, Each 15 Minutes97112 | 485 | $26 |
| Therapy Procedure in a Group Setting97150 | 455 | $14 |
| Therapy Procedure Using Functional Activities97530 | 446 | $38 |
| Therapy Procedure Using Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110 | 169 | $22 |
| Application of Blood Vessel Compression Device97016 | 167 | $9 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-08
- Last updated
- 2024-02-22
- Certified
- 2022-05-11
Frequently asked questions
- What is Susan Sia's NPI number?
- Susan Sia's National Provider Identifier (NPI) is 1689887473, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Sia's specialty?
- Susan Sia is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Susan Sia located?
- Susan Sia's practice location on file with NPPES is 910 Frederick Rd, Catonsville, MD 21228-4516.
- What is Susan Sia's phone number?
- The practice phone number listed in the NPPES registry for Susan Sia is (410) 644-1880.
- Does Susan Sia accept Medicare?
- Susan Sia is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Susan Sia's NPI active?
- Yes — Susan Sia's NPI (1689887473) is active in the NPPES registry as of the last update on 2024-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.