Dr. Steven Edwin Larson, MD
- Medicare services, 2018
- 1,502
- Part D claims, 2019
- 1,259
- Industry payments
- $564
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 7117 Brockton Ave, Riverside, CA 92506-2658
- Practice phone
- Call (951) 683-6370
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Riverside Medical Clinic-moreno Valley
Multi-specialty group site · Riverside, California
Find Dr. Larson'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. Steven Edwin Larson is an infectious disease specialist in Duarte, California
Dr. Larson practices at Riverside Medical Clinic-moreno Valley in Riverside, California.
Dr. Larson's NPI, 1790766160, was assigned on November 10, 2005. Dr. Larson holds California license G41825.
- NPI
- 1790766160NPI Registry (opens in a new tab)
- NPI enumeration date
- November 10, 2005
- NPI status
- Active
- Practice phone
- (951) 683-6370
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Steven Edwin Larson practices in Riverside and Duarte
Dr. Larson's primary practice is Riverside Medical Clinic-moreno Valley, at 7117 Brockton Ave, Riverside, CA 92506-2658. The practice phone is (951) 683-6370. The NPI Registry lists Dr. Larson's practice address as 1500 Duarte Rd, Duarte, CA 91010.
- Riverside Medical Clinic-moreno ValleyPrimary7117 Brockton Ave, Riverside, CA 92506-2658Phone(951) 683-6370
- NPI Registry address1500 Duarte Rd, Duarte, CA 91010 · Los Angeles CountyPhone(951) 782-3618
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Steven Edwin Larson is affiliated with 1 site of care and 1 medical group
Dr. Larson's primary practice is Riverside Medical Clinic-moreno Valley in Riverside, California. The medical group on file is Riverside Medical Clinic.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Steven Edwin Larson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Larson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Riverside Medical Clinic-moreno Valley | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Steven Edwin Larson is one of 1,054 infectious disease specialists in California
Infectious disease is Dr. Larson's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Larson is licensed in California.
Specialties and state licenses
- Infectious disease, CaliforniaPrimary
Infectious disease specialists near Dr. Larson
Counts of infectious disease specialists 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. Steven Edwin Larson billed Medicare for 1,502 services in 2018
CMS data shows 1,502 Medicare services from Dr. Larson across 4 procedure codes in 2018. Medicare paid $40,536 for them. Every service was in an office.
Dr. Larson's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Other services
- 2017: 5752018: 5903%
- Tests and treatments
- 2017: 5762018: 5892%
- Office and hospital visits
- 2017: 3032018: 3237%
Dr. Larson compared with the California median for infectious disease specialists, 2018
- Dr. Larson
- California median
- Medicare services
- 1,502vs 4293.5 times
- Part D claims
- 1,259vs 11910.6 times
Medians across 930 infectious disease specialists in California with Dmand AI profiles that report each measure.
Dr. Larson's most billed Medicare procedure codes, 2018
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. Larson?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Larson and other infectious disease specialists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steven Edwin Larson's patients have a median age of 52
Across all payers, Dmand AI patient panel data puts Dr. Larson's median patient age at 52, with 67% women.
Dr. Larson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women67%
- Men33%
Source: Dmand AI Patient Panel Data
Dr. Steven Edwin Larson wrote 1,259 Medicare Part D claims in 2019
In 2019, Dr. Larson wrote 1,259 Medicare Part D claims. They cover 48 drugs, with $296,581 in total drug cost. In 2018, CMS named 5,574 claims across 134 drugs.
Dr. Larson's most prescribed drugs by claims, 2019
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 5,5742019: 1,25977%
Drugs named by CMS: 48 in 2019, 134 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Steven Edwin Larson received $564 in industry payments from 2016 to 2024
CMS Open Payments shows 26 general payments to Dr. Larson from 8 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 53% of the total. Astellas Pharma US Inc paid the most, $288.
General payments to Dr. Larson by program year, 2016 to 2024
General payments to Dr. Larson by kind, 2016 to 2024
- Food and beverage$29653%
- Education$26847%
Companies that paid Dr. Larson the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Steven Edwin Larson'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 |
| 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) |
| 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. Steven Edwin Larson
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. Steven Edwin Larson's NPI number?
Dr. Steven Edwin Larson's NPI number is 1790766160. It was assigned on November 10, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Steven Edwin Larson?
Dr. Steven Edwin Larson is an infectious disease specialist in Duarte, California. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. Steven Edwin Larson practice?
Dr. Larson practices at 7117 Brockton Ave, Riverside, CA 92506-2658. Dr. Larson also practices at 1500 Duarte Rd, Duarte, CA 91010. Dr. Larson's primary practice is Riverside Medical Clinic-moreno Valley in Riverside, California.
What is Dr. Steven Edwin Larson's office phone number?
The practice phone on file for Dr. Larson is (951) 683-6370.
What is Dr. Steven Edwin Larson's medical license number?
Dr. Larson holds California license G41825.
What medical group is Dr. Steven Edwin Larson part of?
Dr. Larson is linked to Riverside Medical Clinic.
Does Dr. Steven Edwin Larson accept Medicare?
Yes. CMS data shows Dr. Larson billed Medicare for 1,502 services in 2018.
What services does Dr. Steven Edwin Larson bill to Medicare?
In 2018, Dr. Larson's most billed Medicare services were medicare service (G0008), vaccine or vaccine administration (90686) and office visit, established patient (99213).
What drugs does Dr. Steven Edwin Larson prescribe most?
In 2019 Medicare Part D data, Dr. Larson's most prescribed drugs by claims were Losartan Potassium, Levothyroxine Sodium and Lisinopril.
Has Dr. Steven Edwin Larson received payments from drug or device companies?
CMS Open Payments shows $564 in general payments to Dr. Larson from 8 companies from 2016 to 2024. The largest total came from Astellas Pharma US Inc.
How long has Dr. Steven Edwin Larson been practicing?
Dr. Larson's NPI was assigned in 2005.
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