Joseph Asencion Barrera, FNP
- Part D claims, 2024
- 1,160
- Industry payments
- $82
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Practice address
- 1000 Fivepoint, Irvine, CA 92618
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
City of Hope National Medical Cente - City of Hope Lennar Oncology/Infusion - HOPD
Acute Care Hospital outpatient department · Irvine, California
Find Joseph Barrera'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.
Joseph Asencion Barrera is a family nurse practitioner in Irvine, California
Joseph Barrera practices at City of Hope National Medical Cente - City of Hope Lennar Oncology/Infusion - HOPD in Irvine, California.
Joseph Barrera's NPI, 1306289491, was assigned on April 9, 2013. Joseph Barrera holds California license NP22876.
- NPI
- 1306289491NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486089208
- NPI enumeration date
- April 9, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Joseph Asencion Barrera practices at City of Hope National Medical Cente - City of Hope Lennar Oncology/Infusion - HOPD in Irvine, California
Joseph Barrera's primary practice is City of Hope National Medical Cente - City of Hope Lennar Oncology/Infusion - HOPD, at 1000 Fivepoint, Irvine, CA 92618.
- City of Hope National Medical Cente - City of Hope Lennar Oncology/Infusion - HOPD1000 Fivepoint, Irvine, CA 92618
Source: Dmand AI Affiliation Data
Joseph Asencion Barrera is affiliated with 2 sites of care and 1 medical group
Joseph Barrera's primary practice is City of Hope National Medical Cente - City of Hope Lennar Oncology/Infusion - HOPD in Irvine, California. The medical group on file is City of Hope. Dmand AI also links Joseph Barrera to 1 more group practice or clinic, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Joseph Asencion Barrera's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Joseph Barrera practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| City of Hope National Medical Cente - City of Hope Lennar Oncology/Infusion - HOPD | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Joseph Asencion Barrera is one of 13,532 family nurse practitioners in California
Family is Joseph Barrera's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Joseph Barrera is licensed in California.
Specialties and state licenses
- Family nurse practitioner, CaliforniaPrimary
Family nurse practitioners near Joseph Barrera
Counts of family 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
Joseph Asencion Barrera's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Joseph Barrera's median patient age at 68, with 64% women.
Joseph Barrera's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women64%
- Men36%
Source: Dmand AI Patient Panel Data
Joseph Asencion Barrera wrote 1,160 Medicare Part D claims in 2024
In 2024, Joseph Barrera wrote 1,160 Medicare Part D claims for 80 patients. 94% of them were for generic drugs.
Joseph Barrera's Part D claims by kind of drug, 2024
- Generic1,090 claims94%
- Brand-name70 claims6%
Drug classes CMS tracks in Joseph Barrera's Part D claims, 2024
- Opioids31%357 of 1,160 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
Joseph Asencion Barrera offers telehealth to Medicare patients
Joseph Barrera accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Joseph Barrera as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Joseph Asencion Barrera received $82 in industry payments in 2025
CMS Open Payments shows 1 general payment to Joseph Barrera from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $82.
Companies that paid Joseph Barrera 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 Joseph Asencion Barrera'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 Joseph Asencion Barrera
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Joseph Asencion Barrera's NPI number?
Joseph Asencion Barrera's NPI number is 1306289491. It was assigned on April 9, 2013, and it is active in the NPI Registry.
What does Joseph Asencion Barrera specialize in?
Joseph Asencion Barrera is a family nurse practitioner in Irvine, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Joseph Asencion Barrera practice?
Joseph Barrera practices at 1000 Fivepoint, Irvine, CA 92618. Joseph Barrera's primary practice is City of Hope National Medical Cente - City of Hope Lennar Oncology/Infusion - HOPD in Irvine, California. Dmand AI also links Joseph Barrera to 1 group practice or clinic.
What is Joseph Asencion Barrera's medical license number?
Joseph Barrera holds California license NP22876.
What medical group is Joseph Asencion Barrera part of?
Joseph Barrera is linked to City of Hope.
Does Joseph Asencion Barrera accept Medicare?
Yes. CMS lists Joseph Barrera as accepting Medicare assignment.
Does Joseph Asencion Barrera offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Joseph Barrera as offering telehealth services.
Has Joseph Asencion Barrera received payments from drug or device companies?
CMS Open Payments shows $82 in general payments to Joseph Barrera from 1 company from 2025 to 2025. The largest total came from Eli Lilly and Company.
How long has Joseph Asencion Barrera been practicing?
Joseph Barrera graduated from medical school in 2012, 14 years ago.
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