William Knorr, MD
NPI 1922095967 · Psychiatry Physician · Brattleboro, VT
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Knorr, MD is a Psychiatry Physician provider in Brattleboro, VT (NPI 1922095967).
Provider details
- NPI number
- 1922095967
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 042-0007130 (VT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2005-10-04
- Last updated
- 2009-03-11
Frequently asked questions
- What is William Knorr's NPI number?
- William Knorr's National Provider Identifier (NPI) is 1922095967, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Knorr's specialty?
- William Knorr is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is William Knorr located?
- William Knorr's practice location on file with NPPES is Anna Marsh Lane, Brattleboro, VT 05302-0803.
- What is William Knorr's phone number?
- The practice phone number listed in the NPPES registry for William Knorr is (802) 257-7785.
- Does William Knorr accept Medicare?
- William Knorr is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Knorr's NPI active?
- Yes — William Knorr's NPI (1922095967) is active in the NPPES registry as of the last update on 2009-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.