Hilda Diaz
- Medicare patients, 2024
- 39
- Part D claims, 2024
- 157
- Hospital affiliations
- 2
- Industry payments
- $473
- Medical group
- 1
- Practice address
- 1500 San Pablo Street, Los Angeles, CA 90033
- Practice phone
- Call (323) 442-8656
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Hilda Diaz'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.
Hilda Diaz is an acute care nurse practitioner in Los Angeles, California
Hilda Diaz practices at Keck Hospital of USC in Los Angeles, California, part of University of Southern California.
Hilda Diaz's NPI, 1114477395, was assigned on October 11, 2016. Hilda Diaz holds California license NP 95002936.
- NPI
- 1114477395NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406136787
- NPI enumeration date
- October 11, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (323) 442-8656
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Hilda Diaz practices at Keck Hospital of USC in Los Angeles, California
Hilda Diaz's primary practice is Keck Hospital of USC, at 1500 San Pablo Street, Los Angeles, CA 90033 in Los Angeles County. The practice phone is (323) 442-8656.
- Keck Hospital of USC1500 San Pablo Street, Los Angeles, CA 90033 · Los Angeles CountyPhone(323) 442-8656
Source: Dmand AI Affiliation Data
Hilda Diaz is affiliated with 5 sites of care and 1 medical group
Hilda Diaz's primary practice is Keck Hospital of USC in Los Angeles, California, part of University of Southern California. Hilda Diaz is also affiliated with USC Verdugo Hills Hospital. The medical group on file is USC Care Medical Group. Dmand AI also links Hilda Diaz to 1 more group practice or clinic, 1 other site and 1 urgent care center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Hilda Diaz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Hilda Diaz practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Keck Hospital of USC | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Hilda Diaz is one of 1,440 acute care nurse practitioners in California
Acute care is Hilda Diaz's primary specialty in the NPI Registry, under taxonomy code 363LA2100X. Hilda Diaz is licensed in California.
Specialties and state licenses
- Acute care nurse practitioner, CaliforniaPrimary
Acute care nurse practitioners near Hilda Diaz
Counts of acute care 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
Hilda Diaz treated 39 Medicare patients in 2024, average age 68
CMS counts 39 Medicare patients who saw Hilda Diaz in 2024. The largest group is 65 to 74, with 18 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 69% are also on Medicaid. Their average risk score is 5.27, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Hilda Diaz's median patient age at 71, with 45% women.
Hilda Diaz's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Hilda Diaz's Medicare patients by sex, 2024
- Women1333%
- Men2667%
Chronic conditions among Hilda Diaz's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease74%
- Diabetes72%
- Ischemic heart disease62%
- Heart failure54%
- Arthritis49%
- Atrial fibrillation33%
Share of Medicare patients with each condition. A patient can have several.
Hilda Diaz'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
- Women45%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Hilda Diaz wrote 157 Medicare Part D claims in 2024
In 2024, Hilda Diaz wrote 157 Medicare Part D claims for 55 patients. 62% of them were for generic drugs.
Hilda Diaz's Part D claims by kind of drug, 2024
- Generic98 claims62%
- Brand-name and other59 claims38%
Drug classes CMS tracks in Hilda Diaz's Part D claims, 2024
- Antibiotics10%15 of 157 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
How Hilda Diaz takes part in Medicare
Hilda Diaz 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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Hilda Diaz received $473 in industry payments in 2025
CMS Open Payments shows 7 general payments to Hilda Diaz from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $272.
Companies that paid Hilda Diaz 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 Hilda Diaz'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 DataDmand AI Org Hierarchy 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) |
| 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 Hilda Diaz
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Hilda Diaz's NPI number?
Hilda Diaz's NPI number is 1114477395. It was assigned on October 11, 2016, and it is active in the NPI Registry.
What does Hilda Diaz specialize in?
Hilda Diaz is an acute care nurse practitioner in Los Angeles, California. The primary specialty in the NPI Registry is Acute Care Nurse Practitioner (taxonomy code 363LA2100X).
Where does Hilda Diaz practice?
Hilda Diaz practices at 1500 San Pablo Street, Los Angeles, CA 90033. Hilda Diaz's primary practice is Keck Hospital of USC in Los Angeles, California, part of University of Southern California. Dmand AI also links Hilda Diaz to 1 group practice or clinic, 1 other site and 1 urgent care center.
What is Hilda Diaz's office phone number?
The practice phone on file for Hilda Diaz is (323) 442-8656.
What is Hilda Diaz's medical license number?
Hilda Diaz holds California license NP 95002936.
Which hospitals is Hilda Diaz affiliated with?
Hilda Diaz practices at Keck Hospital of USC in Los Angeles, California. Hilda Diaz is also affiliated with USC Verdugo Hills Hospital.
What medical group is Hilda Diaz part of?
Hilda Diaz is linked to USC Care Medical Group.
Does Hilda Diaz accept Medicare?
Yes. CMS lists Hilda Diaz as accepting Medicare assignment.
How many Medicare patients does Hilda Diaz see?
CMS counts 39 Medicare patients who saw Hilda Diaz in 2024, with an average age of 68.
Has Hilda Diaz received payments from drug or device companies?
CMS Open Payments shows $473 in general payments to Hilda Diaz from 3 companies from 2025 to 2025. The largest total came from Boston Scientific Corporation.
How long has Hilda Diaz been practicing?
Hilda Diaz graduated from medical school in 2015, 11 years ago.
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