Mark Peralta, MD
NPI 1326186651 · Internal Medicine Physician · Suffern, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Peralta, MD is a Internal Medicine Physician provider in Suffern, NY (NPI 1326186651).
Provider details
- NPI number
- 1326186651
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 242019 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2007-02-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Peralta's NPI number?
- Mark Peralta's National Provider Identifier (NPI) is 1326186651, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Peralta's specialty?
- Mark Peralta is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Peralta located?
- Mark Peralta's practice location on file with NPPES is 255 Lafayette Ave, Suffern, NY 10901-4812.
- What is Mark Peralta's phone number?
- The practice phone number listed in the NPPES registry for Mark Peralta is (845) 368-5983.
- Does Mark Peralta accept Medicare?
- Mark Peralta is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Peralta's NPI active?
- Yes — Mark Peralta's NPI (1326186651) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.