William Weiss, M.S.P.T.
NPI 1598817413 · Physical Therapist · Stamford, CT
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Weiss, M.S.P.T. is a Physical Therapist provider in Stamford, CT (NPI 1598817413).
Provider details
- NPI number
- 1598817413
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- M.S.P.T.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 007937 (CT)
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
3,541 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 | 1,629 | $35 |
| Therapy Procedure to Re-Educate Brain-To-Nerve-To-Muscle Function, Each 15 Minutes97112 | 903 | $29 |
| Therapy Procedure Using Manual Technique, Each 15 Minutes97140 | 705 | $22 |
| Application of Blood Vessel Compression Device97016 | 181 | $10 |
| Therapy Procedure Using Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110 | 46 | $25 |
| Evaluation for Physical Therapy, Typically 20 Minutes97161 | 43 | $110 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Weiss's NPI number?
- William Weiss's National Provider Identifier (NPI) is 1598817413, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Weiss's specialty?
- William Weiss is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is William Weiss located?
- William Weiss's practice location on file with NPPES is 1250 Summer St, Stamford, CT 06905-5358.
- What is William Weiss's phone number?
- The practice phone number listed in the NPPES registry for William Weiss is (203) 975-1545.
- Does William Weiss accept Medicare?
- William Weiss is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Weiss's NPI active?
- Yes — William Weiss's NPI (1598817413) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.