Patricia Joyce Obrien, ARNP
- Part D claims, 2024
- 121
- Industry payments
- $21
- Affiliated sites
- 2
- Medical groups
- 4
- State license
- 1
- Practice address
- 900 E Hamilton Ave, Campbell, CA 95008
- Practice phone
- Call (469) 466-7007
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Signify Health
Campbell, California
Find Patricia Obrien's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Patricia Joyce Obrien is a nurse practitioner in Campbell, California
Patricia Obrien practices at Signify Health in Campbell, California.
Patricia Obrien's NPI, 1265699573, was assigned on May 22, 2008. Patricia Obrien holds Florida license 2694802.
- NPI
- 1265699573NPI Registry (opens in a new tab)
- NPI enumeration date
- May 22, 2008
- NPI status
- Active
- Practice phone
- (469) 466-7007
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Patricia Joyce Obrien practices at Signify Health in Campbell, California
Patricia Obrien's primary practice is Signify Health, at 900 E Hamilton Ave, Campbell, CA 95008 in Santa Clara County. The practice phone is (469) 466-7007.
- Signify Health900 E Hamilton Ave, Campbell, CA 95008 · Santa Clara CountyPhone(469) 466-7007
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Patricia Joyce Obrien is affiliated with 3 sites of care and 4 medical groups
Patricia Obrien's primary practice is Signify Health in Campbell, California. The medical group on file is Signify Health. Dmand AI also links Patricia Obrien to 3 more medical groups and 2 group practices and clinics, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Patricia Joyce Obrien's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Patricia Obrien practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Signify Health | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Patricia Joyce Obrien is one of 5,983 nurse practitioners in California
Nurse practitioner is Patricia Obrien's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Patricia Obrien is licensed in Florida.
Specialties and state licenses
- Nurse practitioner, FloridaPrimary
Nurse practitioners near Patricia Obrien
Counts of nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Patricia Joyce Obrien's patients have a median age of 75
Across all payers, Dmand AI patient panel data puts Patricia Obrien's median patient age at 75, with 48% women.
Patricia Obrien's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women48%
- Men50%
Source: Dmand AI Patient Panel Data
Patricia Joyce Obrien wrote 121 Medicare Part D claims in 2024
In 2024, Patricia Obrien wrote 121 Medicare Part D claims for 43 patients. 88% of them were for generic drugs.
Patricia Obrien's Part D claims by kind of drug, 2024
- Generic106 claims88%
- Brand-name and other15 claims12%
Drug classes CMS tracks in Patricia Obrien's Part D claims, 2024
- Antibiotics21%26 of 121 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Patricia Joyce Obrien received $21 in industry payments in 2025
CMS Open Payments shows 1 general payment to Patricia Obrien from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Medline Industries, Inc. paid the most, $21.
Companies that paid Patricia Obrien the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Patricia Joyce Obrien's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Patricia Joyce Obrien
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Patricia Joyce Obrien's NPI number?
Patricia Joyce Obrien's NPI number is 1265699573. It was assigned on May 22, 2008, and it is active in the NPI Registry.
What does Patricia Joyce Obrien specialize in?
Patricia Joyce Obrien is a nurse practitioner in Campbell, California. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Patricia Joyce Obrien practice?
Patricia Obrien practices at 900 E Hamilton Ave, Campbell, CA 95008. Patricia Obrien's primary practice is Signify Health in Campbell, California. Dmand AI also links Patricia Obrien to 3 medical groups and 2 group practices and clinics.
What is Patricia Joyce Obrien's office phone number?
The practice phone on file for Patricia Obrien is (469) 466-7007.
What is Patricia Joyce Obrien's medical license number?
Patricia Obrien holds Florida license 2694802.
What medical group is Patricia Joyce Obrien part of?
Patricia Obrien is linked to Signify Health. Dmand AI links Patricia Obrien to 3 more medical groups.
Has Patricia Joyce Obrien received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Patricia Obrien from 1 company from 2025 to 2025. The largest total came from Medline Industries, Inc.
How long has Patricia Joyce Obrien been practicing?
Patricia Obrien graduated from medical school in 1998, 28 years ago.
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