Androgen AntagonistsAntibodies, Monoclonal, HumanizedProstate-Specific Antigen
Eric Royz
NPI1821604612PAC ID7012410970
- Part D claims, 2024
- 214
- Publications
- 3
- Hospital affiliations
- 2
- Industry payments
- $151
- Medical group
- 1
- Practice address
- 4647 Zion Ave, San Diego, CA 92120
- Practice phone
- Call (619) 528-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Eric Royz is an internist in San Diego, California
Eric Royz practices at Kaiser Permanente Zion Medical Center in San Diego, California, part of Kaiser Permanente.
Eric Royz's NPI, 1821604612, was assigned on September 17, 2020. Eric Royz graduated from UC Davis School of Medicine in 2022. Eric Royz's California license number on file is PTL9093.
NPI and contact details
- NPI
- 1821604612NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012410970
- NPI enumeration date
- September 17, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 528-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Eric Royz practices at Kaiser Permanente Zion Medical Center in San Diego, California
Eric Royz's primary practice is Kaiser Permanente Zion Medical Center, at 4647 Zion Ave, San Diego, CA 92120 in San Diego County. The practice phone is (619) 528-5000.
- Kaiser Permanente Zion Medical Center4647 Zion Ave, San Diego, CA 92120 · San Diego CountyPhone(619) 528-5000
Source: Dmand AI Affiliation Data
Eric Royz is affiliated with 2 sites of care and 1 medical group
Eric Royz's primary practice is Kaiser Permanente Zion Medical Center in San Diego, California, part of Kaiser Permanente. Eric Royz is also affiliated with Hillcrest Medical Center. 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 Eric Royz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Eric Royz practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente Zion 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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Eric Royz is one of 16,751 internists in California
Internal medicine is Eric Royz's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Eric Royz has a license on file in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Eric Royz
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
16,751internists in California841internists in San Diego56internists at Kaiser Permanente Zion Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Eric Royz's patients have a median age of 75
Across all payers, Dmand AI patient panel data puts Eric Royz's median patient age at 75, with 48% women.
Eric Royz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women48%
- Men51%
Source: Dmand AI Patient Panel Data
Eric Royz wrote 214 Medicare Part D claims in 2024
In 2024, Eric Royz wrote 214 Medicare Part D claims for 72 patients. 76% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $5,479 in total drug cost.
Part D claims, 2024214
Drugs named by CMS1
Total drug cost$5,479
Part D patients72
Eric Royz's Part D claims by kind of drug, 2024
- Generic162 claims76%
- Brand-name and other52 claims24%
Eric Royz'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 Eric Royz's Part D claims, 2024
- Antibiotics7%14 of 214 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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 Eric Royz takes part in Medicare
Eric Royz 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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Eric Royz has 3 publications on record
Dmand AI links 3 papers to Eric Royz, published from 2020 to 2024. Eric Royz's most frequent co-authors are James Michael Conner, MD, Fady Girgis, MD and Leif Anders Havton, MD.
Papers3
Years published2020 to 2024
Eric Royz's papers by year, 2020 to 2024
Eric Royz's most frequent co-authors
- James Michael Conner, MD1 shared paper
- Fady Girgis, MD1 shared paper
- Leif Anders Havton, MD1 shared paper
Recent publications by Eric Royz
AxonsBrain MappingMacaca mulatta
Acta Neurochir (Wien)
AmygdalaElectrodes, ImplantedHippocampus
See who Eric Royz researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Eric Royz works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Eric Royz received $151 in industry payments in 2024
CMS Open Payments shows 2 general payments to Eric Royz from 2 drug and device companies in 2024. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $125.
Companies that paid Eric Royz the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Eric Royz graduated from UC Davis School of Medicine
Eric Royz graduated from UC Davis School of Medicine in 2022. Eric Royz is a member of ACP.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Eric Royz'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Eric Royz
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Eric Royz's NPI number?
Eric Royz's NPI number is 1821604612. It was assigned on September 17, 2020, and it is active in the NPI Registry.
What does Eric Royz specialize in?
Eric Royz is an internist in San Diego, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Eric Royz practice?
Eric Royz practices at 4647 Zion Ave, San Diego, CA 92120. Eric Royz's primary practice is Kaiser Permanente Zion Medical Center in San Diego, California, part of Kaiser Permanente.
What is Eric Royz's office phone number?
The practice phone on file for Eric Royz is (619) 528-5000.
What is Eric Royz's medical license number?
Eric Royz's California license number on file is PTL9093.
Which hospitals is Eric Royz affiliated with?
Eric Royz practices at Kaiser Permanente Zion Medical Center in San Diego, California. Eric Royz is also affiliated with Hillcrest Medical Center.
What medical group is Eric Royz part of?
Eric Royz is linked to Southern California Permanente Medical Group.
Does Eric Royz accept Medicare?
Yes. CMS lists Eric Royz as accepting Medicare assignment.
Where did Eric Royz go to medical school?
Eric Royz graduated from UC Davis School of Medicine in 2022.
What drugs does Eric Royz prescribe most?
In 2024 Medicare Part D data, Eric Royz's most prescribed drugs by claims were Jardiance.
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Has Eric Royz received payments from drug or device companies?
CMS Open Payments shows $151 in general payments to Eric Royz from 2 companies from 2024 to 2024. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Eric Royz been practicing?
Eric Royz graduated from medical school in 2022, 4 years ago.
Does Eric Royz do research?
Dmand AI links 3 publications to Eric Royz, published from 2020 to 2024.
Who does Eric Royz publish with?
Eric Royz's most frequent co-authors are James Michael Conner, MD (1 shared paper), Fady Girgis, MD (1 shared paper) and Leif Anders Havton, MD (1 shared paper).
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