Stefanie Kool, PSY.D.
NPI 1629386289 · Clinical Psychologist · Goodyear, AZ
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stefanie Kool, PSY.D. is a Clinical Psychologist provider in Goodyear, AZ (NPI 1629386289).
Provider details
- NPI number
- 1629386289
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 4140 (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 tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
960 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Psychotherapy, 1 Hour90837 | 416 | $145 |
| Administration of Psychological Or Neuropsychological Test By Technician, Each Additional 30 Minutes96139 | 386 | $34 |
| Psychiatric Diagnostic Evaluation90791 | 53 | $167 |
| Administration of Psychological Or Neuropsychological Test By Technician, First 30 Minutes96138 | 53 | $33 |
| Evaluation of Psychological Test, First Hour96130 | 52 | $116 |
Typical Medicare-allowed amounts for these services range $33–$167 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-09-16
- Last updated
- 2022-05-02
- Certified
- 2022-05-02
Frequently asked questions
- What is Stefanie Kool's NPI number?
- Stefanie Kool's National Provider Identifier (NPI) is 1629386289, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stefanie Kool's specialty?
- Stefanie Kool is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Stefanie Kool located?
- Stefanie Kool's practice location on file with NPPES is 2620 N 140th Ave Ste 101, Goodyear, AZ 85395-2437.
- What is Stefanie Kool's phone number?
- The practice phone number listed in the NPPES registry for Stefanie Kool is (623) 536-7956.
- Does Stefanie Kool accept Medicare?
- Stefanie Kool is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stefanie Kool's NPI active?
- Yes — Stefanie Kool's NPI (1629386289) is active in the NPPES registry as of the last update on 2022-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.