John Greene, MD
NPI 1710086384 · Psychiatry Physician · Los Gatos, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Greene, MD is a Psychiatry Physician provider in Los Gatos, CA (NPI 1710086384).
Provider details
- NPI number
- 1710086384
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A69431 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Escitalopram Oxalate | 87 | 12 |
| Trazodone Hcl | 72 | 12 |
| Olanzapine | 66 | — |
| Quetiapine Fumarate | 65 | — |
| Risperidone | 64 | — |
| Buspirone Hcl | 41 | — |
| Benztropine Mesylate | 37 | — |
| Lorazepam |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$190 across 9 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
- 2006-09-21
- Last updated
- 2019-08-02
Frequently asked questions
- What is John Greene's NPI number?
- John Greene's National Provider Identifier (NPI) is 1710086384, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Greene's specialty?
- John Greene is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is John Greene located?
- John Greene's practice location on file with NPPES is 634 N Santa Cruz Ave, St 210, Los Gatos, CA 95030.
- What is John Greene's phone number?
- The practice phone number listed in the NPPES registry for John Greene is (408) 871-1418.
- Does John Greene accept Medicare?
- John Greene is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Greene's NPI active?
- Yes — John Greene's NPI (1710086384) is active in the NPPES registry as of the last update on 2019-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.