Hilda Diaz

  • Los Angeles, CA
  • Acute care nurse practitioner
NPI1114477395PAC ID6406136787
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
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Social profiles

Primary practice

Keck Hospital of USC

Hospital · Los Angeles, California

See all 6 affiliations

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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 and contact details
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
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Mobile number
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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 USC
    1500 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.

See all 6 affiliations for Hilda Diaz

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.

EHR by site
SiteEHR vendor and product
Keck Hospital of USCAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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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, CaliforniaPrimaryLicense NP 95002936 · taxonomy 363LA2100X

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.

Medicare patients, 202439
Average age68
Average risk score5.27
Also on Medicaid69%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Chronic kidney disease74%
  4. Diabetes72%
  5. Ischemic heart disease62%
  6. Heart failure54%
  7. Arthritis49%
  8. 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.

Part D claims, 2024157
Part D patients55

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)

For MedTech and pharma teams

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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.

See all payments to Hilda Diaz

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Hilda Diaz's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand 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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