Mark Libby, PT
NPI 1619904588 · Physical Therapist · Woodstock, VT
Mark Libby, PT is a Physical Therapist provider in Woodstock, VT (NPI 1619904588).
Provider details
- NPI number
- 1619904588
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PT
- Sex
- Male
- Sole proprietor
- Yes
- License
- 040 0003101 (VT)
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 tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-27
- Last updated
- 2019-04-30
Frequently asked questions
- What is Mark Libby's NPI number?
- Mark Libby's National Provider Identifier (NPI) is 1619904588, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Libby's specialty?
- Mark Libby is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mark Libby located?
- Mark Libby's practice location on file with NPPES is 10606 Rt 106 South, Woodstock, VT 05091.
- What is Mark Libby's phone number?
- The practice phone number listed in the NPPES registry for Mark Libby is (802) 457-4213.
- Is Mark Libby's NPI active?
- Yes — Mark Libby's NPI (1619904588) is active in the NPPES registry as of the last update on 2019-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.