Meredith Ellen Riker
- Hospital affiliations
- 2
- Industry payments
- $117
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2020
- Practice address
- 4650 Sunset Blvd, MS 108, Los Angeles, CA 90027
- Practice phone
- Call (323) 669-2164
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Meredith Riker'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.
Meredith Ellen Riker is a pediatric nurse practitioner in Los Angeles, California
Meredith Riker practices at Children's Hospital Los Angeles in Los Angeles, California, part of Children's Hospital Los Angeles.
Meredith Riker's NPI, 1922639293, was assigned on January 27, 2020. Meredith Riker holds Washington license AP61014368.
- NPI
- 1922639293NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183051725
- NPI enumeration date
- January 27, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (323) 669-2164
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Meredith Ellen Riker practices at Children's Hospital Los Angeles in Los Angeles, California
Meredith Riker's primary practice is Children's Hospital Los Angeles, at 4650 Sunset Blvd, MS 108, Los Angeles, CA 90027 in Los Angeles County. The practice phone is (323) 669-2164.
- Children's Hospital Los Angeles4650 Sunset Blvd, MS 108, Los Angeles, CA 90027 · Los Angeles CountyPhone(323) 669-2164
Source: Dmand AI Affiliation Data
Meredith Ellen Riker is affiliated with 3 sites of care and 2 medical groups
Meredith Riker's primary practice is Children's Hospital Los Angeles in Los Angeles, California, part of Children's Hospital Los Angeles. Meredith Riker is also affiliated with Seattle Children's Hospital. The medical group on file is Children's University Medical Group (CUMG). Dmand AI also links Meredith Riker to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Meredith Ellen Riker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Meredith Riker practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Children's Hospital Los Angeles | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Children's Hospital Los Angeles and 6.2K+ hospitals, with verified contacts in the same login.
Meredith Ellen Riker is one of 792 pediatric nurse practitioners in California
Nurse practitioner is Meredith Riker's primary specialty in the NPI Registry, under taxonomy code 363LP0200X. The record also lists pediatrics. Meredith Riker is licensed in Washington.
Specialties and state licenses
- Pediatric nurse practitioner, WashingtonPrimary
Pediatric nurse practitioners near Meredith Riker
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
Meredith Ellen Riker's patients have a median age of 1
Across all payers, Dmand AI patient panel data puts Meredith Riker's median patient age at 1, with 40% women.
Meredith Riker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 1
Patient panel by sex, all payers
- Women40%
- Men60%
Source: Dmand AI Patient Panel Data
How Meredith Ellen Riker takes part in Medicare
Meredith Riker 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)
Meredith Ellen Riker received $117 in industry payments in 2025
CMS Open Payments shows 1 general payment to Meredith Riker from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. United Therapeutics Corporation paid the most, $117.
Companies that paid Meredith Riker 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 Meredith Ellen Riker'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 |
| 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 Meredith Ellen Riker
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Meredith Ellen Riker's NPI number?
Meredith Ellen Riker's NPI number is 1922639293. It was assigned on January 27, 2020, and it is active in the NPI Registry.
What does Meredith Ellen Riker specialize in?
Meredith Ellen Riker 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 Meredith Ellen Riker practice?
Meredith Riker practices at 4650 Sunset Blvd, MS 108, Los Angeles, CA 90027. Meredith Riker's primary practice is Children's Hospital Los Angeles in Los Angeles, California, part of Children's Hospital Los Angeles. Dmand AI also links Meredith Riker to 1 group practice or clinic and 1 medical group.
What is Meredith Ellen Riker's office phone number?
The practice phone on file for Meredith Riker is (323) 669-2164.
What is Meredith Ellen Riker's medical license number?
Meredith Riker holds Washington license AP61014368.
Which hospitals is Meredith Ellen Riker affiliated with?
Meredith Riker practices at Children's Hospital Los Angeles in Los Angeles, California. Meredith Riker is also affiliated with Seattle Children's Hospital.
What medical group is Meredith Ellen Riker part of?
Meredith Riker is linked to Children's University Medical Group (CUMG). Dmand AI links Meredith Riker to 1 more medical group.
Does Meredith Ellen Riker accept Medicare?
Yes. CMS lists Meredith Riker as accepting Medicare assignment.
Has Meredith Ellen Riker received payments from drug or device companies?
CMS Open Payments shows $117 in general payments to Meredith Riker from 1 company from 2025 to 2025. The largest total came from United Therapeutics Corporation.
How long has Meredith Ellen Riker been practicing?
Meredith Riker graduated from medical school in 2019, 7 years ago.
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