Siem Ia, NP
- Part D claims, 2024
- 12
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2012
- Practice address
- 757 Westwood Plaza, Los Angeles, CA 90095
- Practice phone
- Call (310) 825-6301
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Siem Ia'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.
Siem Ia is a pediatric nurse practitioner in Los Angeles, California
Siem Ia practices at Ronald Reagan UCLA Medical Center in Los Angeles, California, part of University of California Health.
Siem Ia's NPI, 1730436353, was assigned on August 14, 2012. Siem Ia holds California license 21729.
- NPI
- 1730436353NPI Registry (opens in a new tab)
- NPI enumeration date
- August 14, 2012
- NPI status
- Active
- Practice phone
- (310) 825-6301
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Siem Ia practices at Ronald Reagan UCLA Medical Center in Los Angeles, California
Siem Ia's primary practice is Ronald Reagan UCLA Medical Center, at 757 Westwood Plaza, Los Angeles, CA 90095 in Los Angeles County. The practice phone is (310) 825-6301.
- Ronald Reagan UCLA Medical Center757 Westwood Plaza, Los Angeles, CA 90095 · Los Angeles CountyPhone(310) 825-6301
Source: Dmand AI Affiliation Data
Siem Ia is affiliated with 2 sites of care and 1 medical group
Siem Ia's primary practice is Ronald Reagan UCLA Medical Center in Los Angeles, California, part of University of California Health. The medical group on file is UCLA Health. Dmand AI also links Siem Ia to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Siem Ia's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Siem Ia practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ronald Reagan UCLA 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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Siem Ia is one of 792 pediatric nurse practitioners in California
Nurse practitioner is Siem Ia's primary specialty in the NPI Registry, under taxonomy code 363LP0200X. The record also lists pediatrics. Siem Ia is licensed in California.
Specialties and state licenses
- Pediatric nurse practitioner, CaliforniaPrimary
Pediatric nurse practitioners near Siem Ia
Counts of pediatric 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
Siem Ia's patients have a median age of 10
Across all payers, Dmand AI patient panel data puts Siem Ia's median patient age at 10, with 46% women.
Siem Ia's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 10
Patient panel by sex, all payers
- Women46%
- Men54%
Source: Dmand AI Patient Panel Data
Siem Ia wrote 12 Medicare Part D claims in 2024
In 2024, Siem Ia wrote 12 Medicare Part D claims. 100% of them were for generic drugs.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Sources for Siem Ia'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 Siem Ia
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What is Siem Ia's NPI number?
Siem Ia's NPI number is 1730436353. It was assigned on August 14, 2012, and it is active in the NPI Registry.
What does Siem Ia specialize in?
Siem Ia is a pediatric nurse practitioner in Los Angeles, California. The primary specialty in the NPI Registry is Pediatric Nurse Practitioner (taxonomy code 363LP0200X).
Where does Siem Ia practice?
Siem Ia practices at 757 Westwood Plaza, Los Angeles, CA 90095. Siem Ia's primary practice is Ronald Reagan UCLA Medical Center in Los Angeles, California, part of University of California Health. Dmand AI also links Siem Ia to 1 group practice or clinic.
What is Siem Ia's office phone number?
The practice phone on file for Siem Ia is (310) 825-6301.
What is Siem Ia's medical license number?
Siem Ia holds California license 21729.
Which hospitals is Siem Ia affiliated with?
Siem Ia practices at Ronald Reagan UCLA Medical Center in Los Angeles, California.
What medical group is Siem Ia part of?
Siem Ia is linked to UCLA Health.
How long has Siem Ia been practicing?
Siem Ia's NPI was assigned in 2012.
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