Larry Cowley, M.D.
NPI 1912934209 · Psychiatry Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Larry Cowley, M.D. is a Psychiatry Physician provider in Phoenix, AZ (NPI 1912934209).
Provider details
- NPI number
- 1912934209
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25876 (AZ)
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
19 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
68 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 | 54 | $93 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 14 | $188 |
Typical Medicare-allowed amounts for these services range $93–$188 (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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 49 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 216 | 24 |
| Clozapine | 178 | — |
| Risperidone | 152 | 26 |
| Trazodone Hcl | 131 | 23 |
| Lamotrigine | 120 | 15 |
| Olanzapine | 115 | 17 |
| Clonazepam | 109 | 16 |
| Hydroxyzine Pamoate | 96 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$17 across 1 record (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
- 2006-06-26
- Last updated
- 2025-04-17
- Certified
- 2025-04-17
Frequently asked questions
- What is Larry Cowley's NPI number?
- Larry Cowley's National Provider Identifier (NPI) is 1912934209, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Larry Cowley's specialty?
- Larry Cowley is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Larry Cowley located?
- Larry Cowley's practice location on file with NPPES is 4451 E Oak St, Phoenix, AZ 85008-2410.
- What is Larry Cowley's phone number?
- The practice phone number listed in the NPPES registry for Larry Cowley is (602) 685-6000.
- Does Larry Cowley accept Medicare?
- Larry Cowley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Larry Cowley's NPI active?
- Yes — Larry Cowley's NPI (1912934209) is active in the NPPES registry as of the last update on 2025-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.