Diane Oran, PMHNP-BC
NPI 1326171638 · Psychiatric/Mental Health Nurse Practitioner · Vacaville, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Oran, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner provider in Vacaville, CA (NPI 1326171638).
Provider details
- NPI number
- 1326171638
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 352302 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Nursing Service Providers
Nursing Service Providers
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 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Benztropine Mesylate | 175 | 26 |
| Gabapentin | 111 | 23 |
| Quetiapine Fumarate | 107 | 14 |
| Sertraline Hcl | 85 | 19 |
| Trazodone Hcl | 78 | 19 |
| Paliperidone Palmitatebrand: Invega Sustenna | 71 | 15 |
| Aripiprazole | 70 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$745 across 18 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
- 2007-03-14
- Last updated
- 2025-06-17
- Certified
- 2025-06-17
Frequently asked questions
- What is Diane Oran's NPI number?
- Diane Oran's National Provider Identifier (NPI) is 1326171638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Oran's specialty?
- Diane Oran is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diane Oran located?
- Diane Oran's practice location on file with NPPES is 770 Mason St, Vacaville, CA 95688-4646.
- What is Diane Oran's phone number?
- The practice phone number listed in the NPPES registry for Diane Oran is (855) 501-1004.
- Does Diane Oran accept Medicare?
- Diane Oran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Oran's NPI active?
- Yes — Diane Oran's NPI (1326171638) is active in the NPPES registry as of the last update on 2025-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.