Dr. Ricardo Angelo Mestres III, MD
- Medicare services, 2023
- 13
- Part D claims, 2024
- 187
- Industry payments
- $15
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 5601 N De Soto Ave, Woodland Hills, CA 91367
- Practice phone
- Call (818) 719-2010
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente - Woodland Hills Medical Center
Woodland Hills, California
Find Dr. Mestres' 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. Ricardo Angelo Mestres III is an emergency medicine physician in Woodland Hills, California
Dr. Mestres practices at Kaiser Permanente - Woodland Hills Medical Center in Woodland Hills, California.
Dr. Mestres' NPI, 1841579414, was assigned on August 12, 2011. Dr. Mestres graduated from Keck School of Medicine of USC in 2010. Dr. Mestres holds California license A117564.
- NPI
- 1841579414NPI Registry (opens in a new tab)
- NPI enumeration date
- August 12, 2011
- NPI status
- Active
- Practice phone
- (818) 719-2010
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Ricardo Angelo Mestres III practices at Kaiser Permanente - Woodland Hills Medical Center in Woodland Hills, California
Dr. Mestres' primary practice is Kaiser Permanente - Woodland Hills Medical Center, at 5601 N De Soto Ave, Woodland Hills, CA 91367 in Los Angeles County. The practice phone is (818) 719-2010.
- Kaiser Permanente - Woodland Hills Medical Center5601 N De Soto Ave, Woodland Hills, CA 91367 · Los Angeles CountyPhone(818) 719-2010
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ricardo Angelo Mestres III is affiliated with 2 sites of care and 1 medical group
Dr. Mestres' primary practice is Kaiser Permanente - Woodland Hills Medical Center in Woodland Hills, California. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Mestres to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Ricardo Angelo Mestres III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mestres practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente - Woodland Hills Medical Center | Available with a free account |
| +1 more affiliated site | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ricardo Angelo Mestres III is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Mestres' primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Mestres is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. Mestres is licensed in California.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
Emergency medicine physicians near Dr. Mestres
Counts of emergency 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. Ricardo Angelo Mestres III billed Medicare for 13 services in 2023
CMS data shows 13 Medicare services from Dr. Mestres across 1 procedure code in 2023. Medicare paid $1,493 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Mestres' Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 282023: 1354%
Dr. Mestres compared with the California median for emergency medicine physicians, 2023
- Dr. Mestres
- California median
- Medicare services
- 13vs 26595% below
- Part D claims
- 86vs 6239% above
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Mestres' most billed Medicare procedure codes, 2023
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Mestres?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mestres and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ricardo Angelo Mestres III wrote 187 Medicare Part D claims in 2024
In 2024, Dr. Mestres wrote 187 Medicare Part D claims for 101 patients. 89% of them were for generic drugs. CMS names the drug for 86 of them, across 6 drugs with 11 or more claims each, at $2,321 in total drug cost. In 2023, CMS named 263 claims across 9 drugs.
Dr. Mestres' Part D claims by kind of drug, 2024
- Generic167 claims89%
- Brand-name20 claims11%
Dr. Mestres' 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. Mestres' Part D claims, 2024
- Opioids19%35 of 187 claims
- Antibiotics29%55 of 187 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: 2632024: 8667%
Drugs named by CMS: 6 in 2024, 9 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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Ricardo Angelo Mestres III received $15 in industry payments in 2023
CMS Open Payments shows 1 general payment to Dr. Mestres from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Chiesi USA, Inc. paid the most, $15.
Companies that paid Dr. Mestres the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ricardo Angelo Mestres III graduated from Keck School of Medicine of USC
Dr. Mestres graduated from Keck School of Medicine of USC in 2010.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Sources for Dr. Ricardo Angelo Mestres III'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Ricardo Angelo Mestres III
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. Ricardo Angelo Mestres III's NPI number?
Dr. Ricardo Angelo Mestres III's NPI number is 1841579414. It was assigned on August 12, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Ricardo Angelo Mestres III?
Dr. Ricardo Angelo Mestres III is an emergency medicine physician in Woodland Hills, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Ricardo Angelo Mestres III practice?
Dr. Mestres practices at 5601 N De Soto Ave, Woodland Hills, CA 91367. Dr. Mestres' primary practice is Kaiser Permanente - Woodland Hills Medical Center in Woodland Hills, California. Dmand AI also links Dr. Mestres to 1 group practice or clinic.
What is Dr. Ricardo Angelo Mestres III's office phone number?
The practice phone on file for Dr. Mestres is (818) 719-2010.
What is Dr. Ricardo Angelo Mestres III's medical license number?
Dr. Mestres holds California license A117564.
What medical group is Dr. Ricardo Angelo Mestres III part of?
Dr. Mestres is linked to Southern California Permanente Medical Group.
Does Dr. Ricardo Angelo Mestres III accept Medicare?
Yes. CMS data shows Dr. Mestres billed Medicare for 13 services in 2023.
Is Dr. Ricardo Angelo Mestres III board certified?
Yes. Dr. Mestres is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Ricardo Angelo Mestres III bill to Medicare?
In 2023, Dr. Mestres' most billed Medicare services were emergency department visit (99285).
Where did Dr. Ricardo Angelo Mestres III go to medical school?
Dr. Mestres graduated from Keck School of Medicine of USC in 2010.
Show 3 more questionsShow fewer questions
What drugs does Dr. Ricardo Angelo Mestres III prescribe most?
In 2024 Medicare Part D data, Dr. Mestres' most prescribed drugs by claims were Hydrocodone-Acetaminophen, Ondansetron HCl and Amoxicillin-Clavulanate Potass.
Has Dr. Ricardo Angelo Mestres III received payments from drug or device companies?
CMS Open Payments shows $15 in general payments to Dr. Mestres from 1 company from 2023 to 2023. The largest total came from Chiesi USA, Inc.
How long has Dr. Ricardo Angelo Mestres III been practicing?
Dr. Mestres graduated from medical school in 2010, 16 years ago.
Selling to emergency medicine practices?
See emergency medicine physicians in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card