Leah Elizabeth O'Brien, FNP-C
- Part D claims, 2024
- 12
- Hospital affiliations
- 1
- Medical group
- 1
- State licenses
- 2
- Year NPI issued
- 2013
- Practice address
- 9455 Clairemont Mesa Blvd, San Diego, CA 92123
- Practice phone
- Call (619) 528-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente San Diego Medical Center
San Diego, California
Find Leah O'Brien'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.
Leah Elizabeth O'Brien is a family nurse practitioner in San Diego, California
Leah O'Brien practices at Kaiser Permanente San Diego Medical Center in San Diego, California.
Leah O'Brien's NPI, 1609207398, was assigned on December 5, 2013. Leah O'Brien holds Ohio license APRN.CNP.020305.
- NPI
- 1609207398NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2163652538
- NPI enumeration date
- December 5, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 528-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Leah Elizabeth O'Brien practices at Kaiser Permanente San Diego Medical Center in San Diego, California
Leah O'Brien's primary practice is Kaiser Permanente San Diego Medical Center, at 9455 Clairemont Mesa Blvd, San Diego, CA 92123 in San Diego County. The practice phone is (619) 528-5000.
- Kaiser Permanente San Diego Medical Center9455 Clairemont Mesa Blvd, San Diego, CA 92123 · San Diego CountyPhone(619) 528-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Leah Elizabeth O'Brien is affiliated with 2 sites of care and 1 medical group
Leah O'Brien's primary practice is Kaiser Permanente San Diego Medical Center in San Diego, California. Leah O'Brien is also affiliated with Kaiser Permanente Zion Medical Center. The medical group on file is Southern California Permanente Medical Group.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Leah Elizabeth O'Brien's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Leah O'Brien practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente San Diego Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Leah Elizabeth O'Brien is one of 13,532 family nurse practitioners in California
Family is Leah O'Brien's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Dmand AI has Leah O'Brien's licenses on file in 2 states: Ohio and Washington.
Specialties and state licenses
- Family nurse practitioner, OhioPrimary
- Registered nurse, Washington
Family nurse practitioners near Leah O'Brien
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
Leah Elizabeth O'Brien's patients have a median age of 50
Across all payers, Dmand AI patient panel data puts Leah O'Brien's median patient age at 50, with 98% women.
Leah O'Brien's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women98%
- Men2%
Source: Dmand AI Patient Panel Data
Leah Elizabeth O'Brien wrote 12 Medicare Part D claims in 2024
In 2024, Leah O'Brien wrote 12 Medicare Part D claims. 100% of them were for generic drugs.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Leah Elizabeth O'Brien takes part in Medicare
Leah O'Brien accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Leah Elizabeth O'Brien'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 DataDmand AI Org Hierarchy 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) |
| 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 Leah Elizabeth O'Brien
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Leah Elizabeth O'Brien's NPI number?
Leah Elizabeth O'Brien's NPI number is 1609207398. It was assigned on December 5, 2013, and it is active in the NPI Registry.
What does Leah Elizabeth O'Brien specialize in?
Leah Elizabeth O'Brien is a family nurse practitioner in San Diego, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Leah Elizabeth O'Brien practice?
Leah O'Brien practices at 9455 Clairemont Mesa Blvd, San Diego, CA 92123. Leah O'Brien's primary practice is Kaiser Permanente San Diego Medical Center in San Diego, California.
What is Leah Elizabeth O'Brien's office phone number?
The practice phone on file for Leah O'Brien is (619) 528-5000.
What is Leah Elizabeth O'Brien's medical license number?
Leah O'Brien holds Ohio license APRN.CNP.020305, one of the licenses on file in 2 states.
Which states has Leah Elizabeth O'Brien been licensed in?
Dmand AI has state licenses on file for Leah O'Brien in Ohio and Washington.
Which hospitals is Leah Elizabeth O'Brien affiliated with?
Leah O'Brien is affiliated with Kaiser Permanente Zion Medical Center.
What medical group is Leah Elizabeth O'Brien part of?
Leah O'Brien is linked to Southern California Permanente Medical Group.
Does Leah Elizabeth O'Brien accept Medicare?
Yes. CMS lists Leah O'Brien as accepting Medicare assignment.
How long has Leah Elizabeth O'Brien been practicing?
Leah O'Brien graduated from medical school in 2013, 13 years ago.
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