Dr. Samantha Schneider Johnson, DO
- Medicare services, 2024
- 1,229
- Medicare patients, 2024
- 425
- Part D claims, 2024
- 2,317
- MIPS score, 2024
- 25
- Industry payments
- $671
- Practice address
- 1124 South Main Street, Suite 102, Corona, CA 92882
- Practice phone
- Call (951) 737-6363
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Corona Outpatient Surgicenter
Surgery Center - Medicare-Certified · Corona, California
Find Dr. Johnson's professional email, personal email and mobile number
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Dr. Samantha Schneider Johnson is an ophthalmologist in Corona, California
Dr. Johnson practices at Corona Outpatient Surgicenter in Corona, California.
Dr. Johnson's NPI, 1457840035, was assigned on May 9, 2018. Dr. Johnson graduated from WesternU College of Osteopathic Medicine of the Pacific in 2018. Dr. Johnson holds California license 19662.
- NPI
- 1457840035NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830434943
- NPI enumeration date
- May 9, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (951) 737-6363
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Samantha Schneider Johnson practices at Corona Outpatient Surgicenter in Corona, California
Dr. Johnson's primary practice is Corona Outpatient Surgicenter, at 1124 South Main Street, Suite 102, Corona, CA 92882. The practice phone is (951) 737-6363.
- Corona Outpatient Surgicenter1124 South Main Street, Suite 102, Corona, CA 92882Phone(951) 737-6363
Source: Dmand AI Affiliation Data
Dr. Samantha Schneider Johnson is affiliated with 2 sites of care and 1 medical group
Dr. Johnson's primary practice is Corona Outpatient Surgicenter in Corona, California. Dmand AI also links Dr. Johnson to 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Samantha Schneider Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corona Outpatient Surgicenter | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Samantha Schneider Johnson is one of 2,621 ophthalmologists in California
Ophthalmology is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Johnson is board certified in ophthalmology by the American Board of Ophthalmology. Dmand AI has Dr. Johnson's licenses on file in 3 states: California, Ohio and Michigan.
Specialties and state licenses
- Ophthalmology, CaliforniaPrimary
- Ohio license
- Michigan license
Ophthalmologists near Dr. Johnson
Counts of ophthalmologists 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. Samantha Schneider Johnson billed Medicare for 1,229 services in 2024
CMS data shows 1,229 Medicare services from Dr. Johnson across 12 procedure codes in 2024, for 425 Medicare patients. Medicare paid $116,802 for them.
Dr. Johnson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 4782024: 970103%
- Surgery
- 2023: 1232024: 13913%
- Office and hospital visits
- 2023: 3852024: 12069%
- Imaging
- 2023: 162024: 0100%
Where Dr. Johnson's Medicare services took place, 2024
- In an office1,09089%
- In a facility13911%
Dr. Johnson compared with the California median for ophthalmologists, 2024
- Dr. Johnson
- California median
- Medicare services
- 1,229vs 1,07914% above
- Medicare patients
- 425vs 421Close to median
- Part D claims
- 2,218vs 6183.6 times
Medians across 2,568 ophthalmologists in California with Dmand AI profiles that report each measure.
Dr. Johnson'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Samantha Schneider Johnson treated 425 Medicare patients in 2024, average age 76
CMS counts 425 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 189 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.38, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 73, with 60% women.
Dr. Johnson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Johnson's Medicare patients by sex, 2024
- Women26663%
- Men15937%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Diabetes40%
- Chronic kidney disease29%
- Ischemic heart disease25%
- Anxiety20%
- Atrial fibrillation18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Johnson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Samantha Schneider Johnson wrote 2,317 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 2,317 Medicare Part D claims for 563 patients. 60% of them were for generic drugs. CMS names the drug for 2,218 of them, across 21 drugs with 11 or more claims each, at $126,918 in total drug cost. In 2023, CMS named 1,941 claims across 19 drugs.
Dr. Johnson's Part D claims by kind of drug, 2024
- Generic1,389 claims60%
- Brand-name928 claims40%
Dr. Johnson'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. Johnson's Part D claims, 2024
- Antibiotics1%16 of 2,317 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: 1,9412024: 2,21814%
Drugs named by CMS: 21 in 2024, 19 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
Dr. Samantha Schneider Johnson scored 25 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 25 out of 100 for Dr. Johnson for performance year 2024, reported individually. Dr. Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 144 procedures of cataract surgery by Dr. Johnson, more than 79% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Johnson's MIPS scores, performance year 2024
- 25of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 84of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Johnson ranks in Medicare procedure volume
- Cataract surgery
- 79th percentile144 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Samantha Schneider Johnson received $671 in industry payments from 2020 to 2025
CMS Open Payments shows 17 general payments to Dr. Johnson from 5 drug and device companies from 2020 to 2025. Food and beverage make up the largest share, 96% of the total. Alcon Laboratories Inc paid the most, $385.
General payments to Dr. Johnson by program year, 2020 to 2025
General payments to Dr. Johnson by kind, 2020 to 2025
- Food and beverage$64596%
- Honoraria$264%
Companies that paid Dr. Johnson the most, 2020 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Samantha Schneider Johnson graduated from WesternU College of Osteopathic Medicine of the Pacific
Dr. Johnson graduated from WesternU College of Osteopathic Medicine of the Pacific in 2018.
- Medical school
- Board certified in ophthalmology
Source: Dmand AI Professional Profile Data
Dr. Samantha Schneider Johnson accepts plans from 15 insurance carriers
Dr. Johnson is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Humana
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Johnson accepts, by number of carriers
- PPO10
- Medicare9
- HMO6
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Samantha Schneider Johnson'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 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Samantha Schneider Johnson
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. Samantha Schneider Johnson's NPI number?
Dr. Samantha Schneider Johnson's NPI number is 1457840035. It was assigned on May 9, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Samantha Schneider Johnson?
Dr. Samantha Schneider Johnson is an ophthalmologist in Corona, California. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Samantha Schneider Johnson practice?
Dr. Johnson practices at 1124 South Main Street, Suite 102, Corona, CA 92882. Dr. Johnson's primary practice is Corona Outpatient Surgicenter in Corona, California. Dmand AI also links Dr. Johnson to 1 group practice or clinic and 1 medical group.
What is Dr. Samantha Schneider Johnson's office phone number?
The practice phone on file for Dr. Johnson is (951) 737-6363.
What is Dr. Samantha Schneider Johnson's medical license number?
Dr. Johnson holds California license 19662, one of the licenses on file in 3 states.
Which states has Dr. Samantha Schneider Johnson been licensed in?
Dmand AI has state licenses on file for Dr. Johnson in California (2022 to 2027), Ohio and Michigan (2019 to 2020).
Does Dr. Samantha Schneider Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 1,229 services in 2024, and Dr. Johnson accepts Medicare assignment.
What is Dr. Samantha Schneider Johnson's MIPS score?
Dr. Johnson's MIPS final score for performance year 2024 is 25 out of 100, reported individually.
How many Medicare patients does Dr. Samantha Schneider Johnson see?
CMS counts 425 Medicare patients who saw Dr. Johnson in 2024, with an average age of 76.
Is Dr. Samantha Schneider Johnson board certified?
Yes. Dr. Johnson is board certified in ophthalmology by the American Board of Ophthalmology.
Show 6 more questionsShow fewer questions
What services does Dr. Samantha Schneider Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were eye exam or test (92012), eye exam or test (92250) and eye exam or test (92014).
Where did Dr. Samantha Schneider Johnson go to medical school?
Dr. Johnson graduated from WesternU College of Osteopathic Medicine of the Pacific in 2018.
What drugs does Dr. Samantha Schneider Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Prednisolone Acetate, Ketorolac Tromethamine and Latanoprost.
Has Dr. Samantha Schneider Johnson received payments from drug or device companies?
CMS Open Payments shows $671 in general payments to Dr. Johnson from 5 companies from 2020 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Dr. Samantha Schneider Johnson been practicing?
Dr. Johnson graduated from medical school in 2018, 8 years ago.
What insurance does Dr. Samantha Schneider Johnson accept?
Dr. Johnson is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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