Mark Scher, MD
NPI 1639144942 · Addiction Psychiatry Physician · Mount Vernon, NY
Mark Scher, MD is a Addiction Psychiatry Physician provider in Mount Vernon, NY (NPI 1639144942).
Provider details
- NPI number
- 1639144942
- Entity type
- Individual
- Primary specialty
- Addiction Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 164830 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
- 2006-02-21
- Last updated
- 2025-09-11
Frequently asked questions
- What is Mark Scher's NPI number?
- Mark Scher's National Provider Identifier (NPI) is 1639144942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Scher's specialty?
- Mark Scher is listed in the NPPES registry with a primary specialty of Addiction Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Scher located?
- Mark Scher's practice location on file with NPPES is 12 N 7th Ave, Mount Vernon, NY 10550-2026.
- What is Mark Scher's phone number?
- The practice phone number listed in the NPPES registry for Mark Scher is (914) 664-8000.
- Is Mark Scher's NPI active?
- Yes — Mark Scher's NPI (1639144942) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.