Dr. Randy Horn-Wei Lee, DO
- Part D claims, 2024
- 5,564
- Hospital affiliations
- 1
- Industry payments
- $70
- Medical group
- 1
- State license
- 1
- Practice address
- 10800 Magnolia Avenue, Riverside, CA 92505
- Practice phone
- Call (951) 353-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lee'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.
Dr. Randy Horn-Wei Lee is a family medicine physician in Riverside, California
Dr. Lee practices at Riverside Medical Center in Riverside, California, part of Kaiser Permanente.
Dr. Lee's NPI, 1932587623, was assigned on May 13, 2015. Dr. Lee holds California license 20A15546.
- NPI
- 1932587623NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355696485
- NPI enumeration date
- May 13, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (951) 353-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- 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)
Dr. Randy Horn-Wei Lee practices at Riverside Medical Center in Riverside, California
Dr. Lee's primary practice is Riverside Medical Center, at 10800 Magnolia Avenue, Riverside, CA 92505 in Riverside County. The practice phone is (951) 353-2000.
- Riverside Medical Center10800 Magnolia Avenue, Riverside, CA 92505 · Riverside CountyPhone(951) 353-2000
Source: Dmand AI Affiliation Data
Dr. Randy Horn-Wei Lee is affiliated with 1 site of care and 1 medical group
Dr. Lee's primary practice is Riverside Medical Center in Riverside, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Randy Horn-Wei Lee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lee practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Riverside Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Randy Horn-Wei Lee is one of 15,680 family medicine physicians in California
Family medicine is Dr. Lee's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Lee is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Family medicine physicians near Dr. Lee
Counts of family medicine physicians 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
Dr. Randy Horn-Wei Lee's patients have a median age of 58
Across all payers, Dmand AI patient panel data puts Dr. Lee's median patient age at 58, with 54% women.
Dr. Lee's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women54%
- Men45%
Source: Dmand AI Patient Panel Data
Dr. Randy Horn-Wei Lee wrote 5,564 Medicare Part D claims in 2024
In 2024, Dr. Lee wrote 5,564 Medicare Part D claims for 712 patients. 87% of them were for generic drugs. CMS names the drug for 5,093 of them, across 96 drugs with 11 or more claims each, at $254,945 in total drug cost. In 2023, CMS named 5,407 claims across 97 drugs.
Dr. Lee's Part D claims by kind of drug, 2024
- Generic4,814 claims87%
- Brand-name628 claims11%
- Other122 claims2%
Dr. Lee's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Lee's Part D claims, 2024
- Opioids7%404 of 5,564 claims
- Antibiotics1%74 of 5,564 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5,4072024: 5,0936%
Drugs named by CMS: 96 in 2024, 97 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Randy Horn-Wei Lee takes part in Medicare
Dr. Lee 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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Dr. Randy Horn-Wei Lee received $70 in industry payments from 2021 to 2022
CMS Open Payments shows 2 general payments to Dr. Lee from 2 drug and device companies from 2021 to 2022. Food and beverage make up the largest share, 100% of the total. AtriCure, Inc. paid the most, $39.
General payments to Dr. Lee by program year, 2021 to 2022
Companies that paid Dr. Lee the most, 2021 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Randy Horn-Wei Lee'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 and Drug (CMS) (opens in a new tab)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 Dr. Randy Horn-Wei Lee
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Randy Horn-Wei Lee's NPI number?
Dr. Randy Horn-Wei Lee's NPI number is 1932587623. It was assigned on May 13, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Randy Horn-Wei Lee?
Dr. Randy Horn-Wei Lee is a family medicine physician in Riverside, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Randy Horn-Wei Lee practice?
Dr. Lee practices at 10800 Magnolia Avenue, Riverside, CA 92505. Dr. Lee's primary practice is Riverside Medical Center in Riverside, California, part of Kaiser Permanente.
What is Dr. Randy Horn-Wei Lee's office phone number?
The practice phone on file for Dr. Lee is (951) 353-2000.
What is Dr. Randy Horn-Wei Lee's medical license number?
Dr. Lee holds California license 20A15546.
Which hospitals is Dr. Randy Horn-Wei Lee affiliated with?
Dr. Lee practices at Riverside Medical Center in Riverside, California.
What medical group is Dr. Randy Horn-Wei Lee part of?
Dr. Lee is linked to Southern California Permanente Medical Group.
Does Dr. Randy Horn-Wei Lee accept Medicare?
Yes. CMS lists Dr. Lee as accepting Medicare assignment.
What drugs does Dr. Randy Horn-Wei Lee prescribe most?
In 2024 Medicare Part D data, Dr. Lee's most prescribed drugs by claims were Atorvastatin Calcium, Hydrocodone-Acetaminophen and Lisinopril.
Has Dr. Randy Horn-Wei Lee received payments from drug or device companies?
CMS Open Payments shows $70 in general payments to Dr. Lee from 2 companies from 2021 to 2022. The largest total came from AtriCure, Inc.
How long has Dr. Randy Horn-Wei Lee been practicing?
Dr. Lee graduated from medical school in 2015, 11 years ago.
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