Mark Treegoob, PH.D.
NPI 1144214289 · Psychologist · Glendale, AZ
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Treegoob, PH.D. is a Psychologist provider in Glendale, AZ (NPI 1144214289).
Provider details
- NPI number
- 1144214289
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 629 (AZ)
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
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 19420 N 59th AveSte C269Glendale, AZ 85308-2800Phone: (602) 375-2868Fax: (602) 375-3516
Registry dates
- Enumerated
- 2005-09-05
- Last updated
- 2022-10-20
- Certified
- 2022-10-20
Frequently asked questions
- What is Mark Treegoob's NPI number?
- Mark Treegoob's National Provider Identifier (NPI) is 1144214289, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Treegoob's specialty?
- Mark Treegoob is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Mark Treegoob located?
- Mark Treegoob's practice location on file with NPPES is 19420 N 59th Ave, Glendale, AZ 85308-2800.
- What is Mark Treegoob's phone number?
- The practice phone number listed in the NPPES registry for Mark Treegoob is (602) 843-5484.
- Does Mark Treegoob accept Medicare?
- Mark Treegoob is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Treegoob's NPI active?
- Yes — Mark Treegoob's NPI (1144214289) is active in the NPPES registry as of the last update on 2022-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.