Timothy Mattison, MD
NPI 1558301861 · Procedural Dermatology Physician · Mount Kisco, NY
Timothy Mattison, MD is a Procedural Dermatology Physician provider in Mount Kisco, NY (NPI 1558301861).
Provider details
- NPI number
- 1558301861
- Entity type
- Individual
- Primary specialty
- Procedural Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 131143 (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
- 2006-06-07
- Last updated
- 2008-11-10
Frequently asked questions
- What is Timothy Mattison's NPI number?
- Timothy Mattison's National Provider Identifier (NPI) is 1558301861, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Mattison's specialty?
- Timothy Mattison is listed in the NPPES registry with a primary specialty of Procedural Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Timothy Mattison located?
- Timothy Mattison's practice location on file with NPPES is Mount Kisco Medical Group, PC, Mount Kisco, NY 10549-3412.
- What is Timothy Mattison's phone number?
- The practice phone number listed in the NPPES registry for Timothy Mattison is (914) 241-1050.
- Is Timothy Mattison's NPI active?
- Yes — Timothy Mattison's NPI (1558301861) is active in the NPPES registry as of the last update on 2008-11-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.