Mark E Sharp PHD PC
NPI 1033387451 · Clinical Psychologist · Oak Brook, IL
Mark E Sharp PHD PC is a Clinical Psychologist organization in Oak Brook, IL (NPI 1033387451).
Provider details
- NPI number
- 1033387451
- Entity type
- Organization
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Mark Sharp, Clinical Psychologist(630) 230-6358
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
Other names (DBA / former)
- Doing business as
- The Aiki Relationships Institute
Registry dates
- Enumerated
- 2008-02-19
- Last updated
- 2008-02-19
Frequently asked questions
- What is Mark E Sharp PHD PC's NPI number?
- Mark E Sharp PHD PC's National Provider Identifier (NPI) is 1033387451, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mark E Sharp PHD PC?
- Mark E Sharp PHD PC is classified in the NPPES registry as Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Mark E Sharp PHD PC located?
- Mark E Sharp PHD PC's practice location on file with NPPES is 1010 Jorie Blvd, Oak Brook, IL 60523-2215.
- What is Mark E Sharp PHD PC's phone number?
- The practice phone number listed in the NPPES registry for Mark E Sharp PHD PC is (630) 230-6358.
- Who is the authorized official for Mark E Sharp PHD PC?
- The authorized official listed on Mark E Sharp PHD PC's NPPES record is Mark Sharp, Clinical Psychologist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mark E Sharp PHD PC's NPI active?
- Yes — Mark E Sharp PHD PC's NPI (1033387451) is active in the NPPES registry as of the last update on 2008-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.