Martin Williams
NPI 1679047997 · Physical Therapist · Somersworth, NH
Enrolled with Medicare as Practitioner - Physical Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Martin Williams is a Physical Therapist provider in Somersworth, NH (NPI 1679047997).
Provider details
- NPI number
- 1679047997
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 4468 (NH)
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
7 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
1,863 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 | 607 | $23 |
| Therapy Procedure to Re-Educate Brain-To-Nerve-To-Muscle Function, Each 15 Minutes97112 | 603 | $27 |
| Therapy Procedure Using Manual Technique, Each 15 Minutes97140 | 259 | $21 |
| Therapy Procedure Using Functional Activities97530 | 259 | $34 |
| Test Or Measurement for Functional Capacity, Each 15 Minutes97750 | 100 | $31 |
| Evaluation for Physical Therapy, Typically 30 Minutes97162 | 35 | $99 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-01-21
- Last updated
- 2019-01-21
Frequently asked questions
- What is Martin Williams's NPI number?
- Martin Williams's National Provider Identifier (NPI) is 1679047997, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martin Williams's specialty?
- Martin Williams is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Martin Williams located?
- Martin Williams's practice location on file with NPPES is 7 Works Way Unit 205, Somersworth, NH 03878-1640.
- What is Martin Williams's phone number?
- The practice phone number listed in the NPPES registry for Martin Williams is (603) 841-5441.
- Does Martin Williams accept Medicare?
- Martin Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Martin Williams's NPI active?
- Yes — Martin Williams's NPI (1679047997) is active in the NPPES registry as of the last update on 2019-01-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.