Lyn Hernandez, NP
- Medicare patients, 2024
- 30
- Industry payments
- $613
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 610 Euclid Ave, National City, CA 91950
- Practice phone
- Call (619) 267-9257
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Pacific Health Systems
National City, California
Find Lyn Hernandez'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.
Lyn Hernandez is a psychiatric/mental health nurse practitioner in National City, California
Lyn Hernandez practices at Pacific Health Systems in National City, California.
Lyn Hernandez's NPI, 1679300222, was assigned on September 17, 2024. Lyn Hernandez holds California license NP95016426.
- NPI
- 1679300222NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901339183
- NPI enumeration date
- September 17, 2024
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 267-9257
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Lyn Hernandez practices at Pacific Health Systems in National City, California
Lyn Hernandez's primary practice is Pacific Health Systems, at 610 Euclid Ave, National City, CA 91950 in San Diego County. The practice phone is (619) 267-9257.
- Pacific Health Systems610 Euclid Ave, National City, CA 91950 · San Diego CountyPhone(619) 267-9257
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Lyn Hernandez is affiliated with 2 sites of care and 1 medical group
Lyn Hernandez's primary practice is Pacific Health Systems in National City, California. The medical group on file is Pacific Health Systems. Dmand AI also links Lyn Hernandez to 1 more group practice or clinic, 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 Lyn Hernandez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Lyn Hernandez practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pacific Health Systems | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Lyn Hernandez is one of 3,099 psychiatric/mental health nurse practitioners in California
Psychiatric/mental health is Lyn Hernandez's primary specialty in the NPI Registry, under taxonomy code 363LP0808X. Lyn Hernandez is licensed in California.
Specialties and state licenses
- Psychiatric/mental health nurse practitioner, CaliforniaPrimary
Psychiatric/mental health nurse practitioners near Lyn Hernandez
Counts of psychiatric/mental health 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
Lyn Hernandez treated 30 Medicare patients in 2024, average age 69
CMS counts 30 Medicare patients who saw Lyn Hernandez in 2024. The largest group is 65 to 74, with 15 patients. 75% of them have anxiety, and 75% have depression. 100% are also on Medicaid. Their average risk score is 3.07, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Lyn Hernandez's median patient age at 71, with 51% women.
Lyn Hernandez's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Lyn Hernandez's Medicare patients by sex, 2024
- Women1137%
- Men1963%
Chronic conditions among Lyn Hernandez's Medicare patients, 2024
- Anxiety75%
- Depression75%
- High blood pressure75%
- Mood disorders75%
- Schizophrenia and other psychoses75%
- Alzheimer's and dementia67%
- Diabetes67%
- High cholesterol67%
Share of Medicare patients with each condition. A patient can have several.
Lyn Hernandez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Lyn Hernandez takes part in Medicare
Lyn Hernandez 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)
Lyn Hernandez received $613 in industry payments in 2025
CMS Open Payments shows 14 general payments to Lyn Hernandez from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $145.
Companies that paid Lyn Hernandez 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 Lyn Hernandez'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 DataMedicare Physician & Other Practitioners - 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 Lyn Hernandez
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What is Lyn Hernandez's NPI number?
Lyn Hernandez's NPI number is 1679300222. It was assigned on September 17, 2024, and it is active in the NPI Registry.
What does Lyn Hernandez specialize in?
Lyn Hernandez is a psychiatric/mental health nurse practitioner in National City, California. The primary specialty in the NPI Registry is Psychiatric/Mental Health Nurse Practitioner (taxonomy code 363LP0808X).
Where does Lyn Hernandez practice?
Lyn Hernandez practices at 610 Euclid Ave, National City, CA 91950. Lyn Hernandez's primary practice is Pacific Health Systems in National City, California. Dmand AI also links Lyn Hernandez to 1 group practice or clinic.
What is Lyn Hernandez's office phone number?
The practice phone on file for Lyn Hernandez is (619) 267-9257.
What is Lyn Hernandez's medical license number?
Lyn Hernandez holds California license NP95016426.
What medical group is Lyn Hernandez part of?
Lyn Hernandez is linked to Pacific Health Systems.
Does Lyn Hernandez accept Medicare?
Yes. CMS lists Lyn Hernandez as accepting Medicare assignment.
How many Medicare patients does Lyn Hernandez see?
CMS counts 30 Medicare patients who saw Lyn Hernandez in 2024, with an average age of 69.
Has Lyn Hernandez received payments from drug or device companies?
CMS Open Payments shows $613 in general payments to Lyn Hernandez from 6 companies from 2025 to 2025. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Lyn Hernandez been practicing?
Lyn Hernandez graduated from medical school in 2021, 5 years ago.
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