Timothy Arentsen
NPI 1487804720 · Clinical Psychologist · Memphis, TN
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy Arentsen is a Clinical Psychologist provider in Memphis, TN (NPI 1487804720).
Provider details
- NPI number
- 1487804720
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Clinical Neuropsychologist103G00000X
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
17 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
823 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) |
|---|---|---|
| Administration of Psychological Or Neuropsychological Test, Each Additional 30 Minutes96137 | 351 | $35 |
| Evaluation of Neuropsychological Test, Each Additional Hour96133 | 152 | $92 |
| Evaluation of Neuropsychological Test, First Hour96132 | 108 | $120 |
| Administration of Psychological Or Neuropsychological Test, First 30 Minutes96136 | 104 | $38 |
| Exam of Neurobehavioral Status, First Hour96116 | 81 | $86 |
| Psychiatric Diagnostic Evaluation90791 | 27 | $164 |
Typical Medicare-allowed amounts for these services range $35–$164 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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
- 2008-09-23
- Last updated
- 2016-07-13
Frequently asked questions
- What is Timothy Arentsen's NPI number?
- Timothy Arentsen's National Provider Identifier (NPI) is 1487804720, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Arentsen's specialty?
- Timothy Arentsen is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Timothy Arentsen located?
- Timothy Arentsen's practice location on file with NPPES is 1030 Jefferson Ave, Memphis, TN 38104-2127.
- What is Timothy Arentsen's phone number?
- The practice phone number listed in the NPPES registry for Timothy Arentsen is (901) 523-8990.
- Does Timothy Arentsen accept Medicare?
- Timothy Arentsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy Arentsen's NPI active?
- Yes — Timothy Arentsen's NPI (1487804720) is active in the NPPES registry as of the last update on 2016-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.