Mark Deardorff, M.D.
NPI 1700859592 · Pediatrics Physician · Gilbert, AZ
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Deardorff, M.D. is a Pediatrics Physician provider in Gilbert, AZ (NPI 1700859592).
Provider details
- NPI number
- 1700859592
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 15804 (AZ)
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
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
- 2006-02-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Deardorff's NPI number?
- Mark Deardorff's National Provider Identifier (NPI) is 1700859592, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Deardorff's specialty?
- Mark Deardorff is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Deardorff located?
- Mark Deardorff's practice location on file with NPPES is 120 S Val Vista Dr, Gilbert, AZ 85296-1370.
- What is Mark Deardorff's phone number?
- The practice phone number listed in the NPPES registry for Mark Deardorff is (480) 733-6500.
- Does Mark Deardorff accept Medicare?
- Mark Deardorff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Deardorff's NPI active?
- Yes — Mark Deardorff's NPI (1700859592) 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.