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William Severt, MD
NPI 1841221793 · Neurology Physician · New York, NY
William Severt, MD is a Neurology Physician provider in New York, NY (NPI 1841221793).
Provider details
- NPI number
- 1841221793
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2334731 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
10 Union Sq E
New York, NY 10003-3314
Phone: (212) 844-8379
Fax: (212) 844-8461
Street-level locationGet directions
Mailing address
Po Box 95000-2445
Philadelphia, PA 19195-0001
Registry dates
- Enumerated
- 2006-07-06
- Last updated
- 2014-06-06
Frequently asked questions
- What is William Severt's NPI number?
- William Severt's National Provider Identifier (NPI) is 1841221793, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Severt's specialty?
- William Severt is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is William Severt located?
- William Severt's practice location on file with NPPES is 10 Union Sq E, New York, NY 10003-3314.
- What is William Severt's phone number?
- The practice phone number listed in the NPPES registry for William Severt is (212) 844-8379.
- Is William Severt's NPI active?
- Yes — William Severt's NPI (1841221793) is active in the NPPES registry as of the last update on 2014-06-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.