Louis Arroyo, M.D.
NPI 1538114103 · Psychiatry Physician · Paterson, NJ
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Louis Arroyo, M.D. is a Psychiatry Physician provider in Paterson, NJ (NPI 1538114103).
Provider details
- NPI number
- 1538114103
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA05764100 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
650 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 209 | $102 |
| Psychotherapy, 1 Hour90837 | 206 | $141 |
| Psychotherapy, 30 Minutes90832 | 84 | $72 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 68 | $70 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 47 | $38 |
| Psychiatric Diagnostic Evaluation90791 | 22 | $156 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 62 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alprazolam | 1,682 | 187 |
| Zolpidem Tartrate | 1,265 | 142 |
| Clonazepam | 1,030 | 132 |
| Escitalopram Oxalate | 871 | 108 |
| Mirtazapine | 821 | 99 |
| Trazodone Hcl | 806 | 100 |
| Risperidone | 728 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$65 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-23
- Last updated
- 2007-07-08
Frequently asked questions
- What is Louis Arroyo's NPI number?
- Louis Arroyo's National Provider Identifier (NPI) is 1538114103, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louis Arroyo's specialty?
- Louis Arroyo is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Louis Arroyo located?
- Louis Arroyo's practice location on file with NPPES is 56 Hamilton St, Paterson, NJ 07505-2003.
- What is Louis Arroyo's phone number?
- The practice phone number listed in the NPPES registry for Louis Arroyo is (973) 754-4750.
- Does Louis Arroyo accept Medicare?
- Louis Arroyo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Louis Arroyo's NPI active?
- Yes — Louis Arroyo's NPI (1538114103) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.