Fern M. Arlen, M.D.
NPI 1952430779ActiveIndividual· Psychiatry & Neurology, Neurology· Scottsdale, AZ
Psychiatry & Neurology, Neurology (M.D.) with Sensory Testing Systems LLC and 1 other group, practicing in Scottsdale, Arizona. Their prescriptions cost Medicare Part D more than their services did: $438,485 for 2,923 claims, against $194,526 paid for services in 2024. Biogen, Inc. was the largest of 12 companies reporting payments in 2025, $1,158 in all, mostly food and beverage. Lists Arizona Orthopedic and Surgical Specialty Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1952430779 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 5, 2007 |
| Last updated in NPPES | Oct 4, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 22771 | AZ |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Neurology (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 760 |
|---|---|
| Services billed | 6,012 across 37 procedure codes |
| Paid by Medicare | $194,526 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,923 · 5,386 30-day fills |
|---|---|
| Patients | 451 |
| Total drug cost | $438,485 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Neurology |
Medical groups
- Sensory Testing Systems LLCScottsdale, AZ · 8 clinicians
- Four Peaks Neurology, P.C.Scottsdale, AZ · 3 clinicians
Hospital affiliations
- Arizona Orthopedic and Surgical Specialty HospitalPhoenix, AZ
- Banner Thunderbird Medical CenterGlendale, AZ
- Chandler Regional Medical CenterChandler, AZ
- Honorhealth Scottsdale Osborn Medical CenterScottsdale, AZ
- Honorhealth Scottsdale Shea Medical CenterScottsdale, AZ
Industry payments (Open Payments)
- 2025$1,158 · 42 payments from 12 companies
- 2024$507.59 · 19 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biogen, Inc. | $289.96 | 5 |
| Ucb, Inc. | $282.01 | 10 |
| Abbvie Inc. | $139.93 | 13 |
| Novartis Pharmaceuticals Corporation | $124.36 | 1 |
| Teva Pharmaceuticals USA, Inc. | $113.55 | 3 |
What the 2025 payments were for
- Food and Beverage$926.88 · 40 payments
- Consulting Fee$150.00 · 1 payment
- Education$81.49 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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