Dr. Eric J. Royston, DO

  • Turlock, CA
  • Diagnostic radiologist
NPI1235490194PAC ID3779918016
Medicare services, 2024
451
Medicare patients, 2024
515
Hospital affiliations
6
Industry payments
$179
Medical groups
30
Practice address
825 Delbon Ave, Turlock, CA 95382
Practice phone
Call (209) 667-4200
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Emanuel Medical Center

Hospital · Turlock, California

See all 37 affiliations

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Dr. Eric J. Royston is a diagnostic radiologist in Turlock, California

Dr. Royston practices at Emanuel Medical Center in Turlock, California, part of Tenet Healthcare.

Dr. Royston's NPI, 1235490194, was assigned on June 6, 2012. Dr. Royston graduated from Michigan State University College of Osteopathic Medicine in 2012. Dr. Royston holds Michigan license 5101026569.

NPI and contact details
Medicare PAC ID
3779918016
NPI enumeration date
June 6, 2012
NPI status
Active
Practice phone
(209) 667-4200
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
40
Medical school graduation
2012

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Dr. Eric J. Royston practices at Emanuel Medical Center in Turlock, California

Dr. Royston's primary practice is Emanuel Medical Center, at 825 Delbon Ave, Turlock, CA 95382 in Stanislaus County. The practice phone is (209) 667-4200.

Source: Dmand AI Affiliation Data

Dr. Eric J. Royston is affiliated with 7 sites of care and 30 medical groups

Dr. Royston's primary practice is Emanuel Medical Center in Turlock, California, part of Tenet Healthcare. Dr. Royston is also affiliated with University Hospital. The medical group on file is SGMF Radiology. Dmand AI also links Dr. Royston to 4 more hospitals, 29 medical groups and 1 group practice or clinic, each named with a free account.

See all 37 affiliations for Dr. Royston

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Eric J. Royston's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Royston practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Emanuel Medical CenterAvailable with a free account
+6 more sites and 29 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Eric J. Royston is one of 4,096 diagnostic radiologists in California

Diagnostic radiology is Dr. Royston's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dmand AI has Dr. Royston's licenses on file in 3 states: Michigan, California and New Jersey.

Specialties and state licenses

  • Diagnostic radiology, MichiganPrimaryLicense 5101026569 · taxonomy 2085R0202X
  • California licenseLicense 20A17746
  • New Jersey licenseLicense 25MA11631200

Diagnostic radiologists near Dr. Royston

Counts of diagnostic radiologists 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. Eric J. Royston billed Medicare for 451 services in 2024

CMS data shows 451 Medicare services from Dr. Royston across 13 procedure codes in 2024, for 515 Medicare patients. Medicare paid $13,726 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024451
Medicare patients515
Paid by Medicare$13,726
Procedure codes13

Dr. Royston's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 7942024: 45143%

Dr. Royston compared with the California median for diagnostic radiologists, 2024

  • Dr. Royston
  • California median
Medicare services
451vs 2,28180% below
Medicare patients
515vs 1,34662% below

Medians across 3,734 diagnostic radiologists in California with Dmand AI profiles that report each measure.

Dr. Royston's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Royston

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Eric J. Royston treated 515 Medicare patients in 2024, average age 74

CMS counts 515 Medicare patients who saw Dr. Royston in 2024. The largest group is 65 to 74, with 178 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 38% are also on Medicaid. Their average risk score is 2.17, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Royston's median patient age at 49, with 56% women.

Medicare patients, 2024515
Average age74
Average risk score2.17
Also on Medicaid38%

Dr. Royston's Medicare patients by age, 2024

Dr. Royston's Medicare patients by sex, 2024

  • Women29157%
  • Men22443%

Chronic conditions among Dr. Royston's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis60%
  4. Diabetes47%
  5. Chronic kidney disease43%
  6. Mood disorders43%
  7. Anxiety40%
  8. Ischemic heart disease40%

Share of Medicare patients with each condition. A patient can have several.

Dr. Royston's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 49

Patient panel by sex, all payers

  • Women56%
  • Men44%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

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Dr. Eric J. Royston received $179 in industry payments from 2016 to 2019

CMS Open Payments shows 2 general payments to Dr. Royston from 2 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. C. R. Bard, Inc. & Subsidiaries paid the most, $98.

General payments to Dr. Royston by program year, 2016 to 2019

Companies that paid Dr. Royston the most, 2016 to 2019

Share is of all general payments to this clinician.

See all payments to Dr. Royston

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Eric J. Royston graduated from Michigan State University College of Osteopathic Medicine

Dr. Royston graduated from Michigan State University College of Osteopathic Medicine in 2012.

  1. Medical schoolMichigan State University College of Osteopathic Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Eric J. Royston's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Eric J. Royston

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. Eric J. Royston's NPI number?

Dr. Eric J. Royston's NPI number is 1235490194. It was assigned on June 6, 2012, and it is active in the NPI Registry.

What kind of doctor is Dr. Eric J. Royston?

Dr. Eric J. Royston is a diagnostic radiologist in Turlock, California. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).

Where does Dr. Eric J. Royston practice?

Dr. Royston practices at 825 Delbon Ave, Turlock, CA 95382. Dr. Royston's primary practice is Emanuel Medical Center in Turlock, California, part of Tenet Healthcare. Dmand AI also links Dr. Royston to 4 hospitals, 29 medical groups and 1 group practice or clinic.

What is Dr. Eric J. Royston's office phone number?

The practice phone on file for Dr. Royston is (209) 667-4200.

What is Dr. Eric J. Royston's medical license number?

Dr. Royston holds Michigan license 5101026569, one of the licenses on file in 3 states.

Which states has Dr. Eric J. Royston been licensed in?

Dmand AI has state licenses on file for Dr. Royston in Michigan, California and New Jersey.

Which hospitals is Dr. Eric J. Royston affiliated with?

Dr. Royston practices at Emanuel Medical Center in Turlock, California. Dr. Royston is also affiliated with University Hospital. Dmand AI links Dr. Royston to 4 more hospitals.

What medical group is Dr. Eric J. Royston part of?

Dr. Royston is linked to SGMF Radiology. Dmand AI links Dr. Royston to 29 more medical groups.

Does Dr. Eric J. Royston accept Medicare?

Yes. CMS data shows Dr. Royston billed Medicare for 451 services in 2024.

How many Medicare patients does Dr. Eric J. Royston see?

CMS counts 515 Medicare patients who saw Dr. Royston in 2024, with an average age of 74.

Show 4 more questionsShow fewer questions

What services does Dr. Eric J. Royston bill to Medicare?

In 2024, Dr. Royston's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (70450) and diagnostic imaging (74176).

Where did Dr. Eric J. Royston go to medical school?

Dr. Royston graduated from Michigan State University College of Osteopathic Medicine in 2012.

Has Dr. Eric J. Royston received payments from drug or device companies?

CMS Open Payments shows $179 in general payments to Dr. Royston from 2 companies from 2016 to 2019. The largest total came from C. R. Bard, Inc. & Subsidiaries.

How long has Dr. Eric J. Royston been practicing?

Dr. Royston graduated from medical school in 2012, 14 years ago.

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