Dr. James Robert Johnson, MD
- Medicare services, 2024
- 2,876
- Medicare patients, 2024
- 372
- Part D claims, 2024
- 3,141
- MIPS score, 2024
- 87
- Hospital affiliations
- 3
- Practice address
- 30250 Rancho Viejo Rd, San Juan Capistrano, CA 92675
- Practice phone
- Call (949) 218-1470
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ralf Reuland M.D. Inc
San Juan Capistrano, California
Find Dr. Johnson'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. James Robert Johnson is a family medicine physician in San Juan Capistrano, California
Dr. Johnson practices at Ralf Reuland M.D. Inc in San Juan Capistrano, California.
Dr. Johnson's NPI, 1093864423, was assigned on January 8, 2007. Dr. Johnson graduated from Saint Louis University School Of Medicine in 1989. Dr. Johnson holds California license G69427.
- NPI
- 1093864423NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294908273
- NPI enumeration date
- January 8, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (949) 218-1470
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James Robert Johnson practices at Ralf Reuland M.D. Inc in San Juan Capistrano, California
Dr. Johnson's primary practice is Ralf Reuland M.D. Inc, at 30250 Rancho Viejo Rd, San Juan Capistrano, CA 92675 in Orange County. The practice phone is (949) 218-1470.
- Ralf Reuland M.D. Inc30250 Rancho Viejo Rd, San Juan Capistrano, CA 92675 · Orange CountyPhone(949) 218-1470
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. James Robert Johnson is affiliated with 7 sites of care and 1 medical group
Dr. Johnson's primary practice is Ralf Reuland M.D. Inc in San Juan Capistrano, California. Dr. Johnson is also affiliated with Hoag Hospital Newport Beach. The medical group on file is Pacific Pointe Medical Group. Dmand AI also links Dr. Johnson to 2 more hospitals, 2 home health agencies and 1 group practice or clinic, each 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. James Robert Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ralf Reuland M.D. Inc | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. James Robert Johnson is one of 15,680 family medicine physicians in California
Family medicine is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Johnson is board certified in family medicine by the American Board of Family Medicine. Dr. Johnson is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, acute gastroduodenitis, acute sinusitis, acute skin infection, ADHD, adjustment disease, alcohol use disorders and aneurysm among the conditions Dr. Johnson treats.
Family medicine physicians near Dr. Johnson
Counts of family 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. James Robert Johnson billed Medicare for 2,876 services in 2024
CMS data shows 2,876 Medicare services from Dr. Johnson across 19 procedure codes in 2024, for 372 Medicare patients. Medicare paid $193,872 for them. Every service was in an office.
Dr. Johnson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2,4332024: 2,4141%
- Tests and treatments
- 2023: 1912024: 2036%
- Other services
- 2023: 1692024: 18912%
- Drugs given in the office
- 2023: 02024: 35
- Lab and pathology
- 2023: 252024: 3540%
Dr. Johnson compared with the California median for family medicine physicians, 2024
- Dr. Johnson
- California median
- Medicare services
- 2,876vs 24611.7 times
- Medicare patients
- 372vs 1183.2 times
- Part D claims
- 2,700vs 8333.2 times
Medians across 15,349 family medicine physicians 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Johnson and other family medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James Robert Johnson treated 372 Medicare patients in 2024, average age 73
CMS counts 372 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 188 patients. 75% of them have high cholesterol, and 66% have high blood pressure. 5% are also on Medicaid. Their average risk score is 0.85, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 60, with 38% women.
Dr. Johnson's Medicare patients by age, 2024
Dr. Johnson's Medicare patients by sex, 2024
- Women16544%
- Men20756%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High cholesterol75%
- High blood pressure66%
- Arthritis40%
- Ischemic heart disease22%
- Mood disorders21%
- Anxiety20%
- Depression19%
- Diabetes17%
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 60
Patient panel by sex, all payers
- Women38%
- Men61%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James Robert Johnson wrote 3,141 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 3,141 Medicare Part D claims for 328 patients. 89% of them were for generic drugs. CMS names the drug for 2,700 of them, across 63 drugs with 11 or more claims each, at $205,790 in total drug cost. In 2023, CMS named 2,360 claims across 63 drugs.
Dr. Johnson's Part D claims by kind of drug, 2024
- Generic2,797 claims89%
- Brand-name330 claims11%
- Other14 claims0%
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
- Opioids2%73 of 3,141 claims
- Antibiotics4%116 of 3,141 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: 2,3602024: 2,70014%
Drugs named by CMS: 63 in 2024, 63 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. James Robert Johnson scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 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 lists Dr. Johnson as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Johnson's MIPS scores, performance year 2024
- 87of 100Final score
- 88.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 68of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
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. James Robert Johnson received $104 in industry payments from 2018 to 2019
CMS Open Payments shows 2 general payments to Dr. Johnson from 2 drug and device companies from 2018 to 2019. Food and beverage make up the largest share, 100% of the total. Deltex Medical, SC, Inc. paid the most, $93.
General payments to Dr. Johnson by program year, 2018 to 2019
Companies that paid Dr. Johnson the most, 2018 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James Robert Johnson has 1 award and honors on record
Dmand AI lists 1 award for Dr. Johnson, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Johnson
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. James Robert Johnson graduated from Saint Louis University School Of Medicine
Dr. Johnson graduated from Saint Louis University School Of Medicine in 1989.
- Medical school
- Board certified in family medicine
Source: Dmand AI Professional Profile Data
Dr. James Robert Johnson accepts plans from 14 insurance carriers
Dr. Johnson is in network with 14 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Aetna. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Aetna
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +6 more carriersWith a free account
Plan types Dr. Johnson accepts, by number of carriers
- PPO9
- Medicare7
- HMO6
- EPO3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. James Robert 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 | 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 |
| 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. James Robert 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. James Robert Johnson's NPI number?
Dr. James Robert Johnson's NPI number is 1093864423. It was assigned on January 8, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. James Robert Johnson?
Dr. James Robert Johnson is a family medicine physician in San Juan Capistrano, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. James Robert Johnson practice?
Dr. Johnson practices at 30250 Rancho Viejo Rd, San Juan Capistrano, CA 92675. Dr. Johnson's primary practice is Ralf Reuland M.D. Inc in San Juan Capistrano, California. Dmand AI also links Dr. Johnson to 2 hospitals, 2 home health agencies and 1 group practice or clinic.
What is Dr. James Robert Johnson's office phone number?
The practice phone on file for Dr. Johnson is (949) 218-1470.
What is Dr. James Robert Johnson's medical license number?
Dr. Johnson holds California license G69427.
Which hospitals is Dr. James Robert Johnson affiliated with?
Dr. Johnson is affiliated with Hoag Hospital Newport Beach. Dmand AI links Dr. Johnson to 2 more hospitals.
What medical group is Dr. James Robert Johnson part of?
Dr. Johnson is linked to Pacific Pointe Medical Group.
Does Dr. James Robert Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 2,876 services in 2024, and Dr. Johnson accepts Medicare assignment.
Does Dr. James Robert Johnson offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Johnson as offering telehealth services.
What is Dr. James Robert Johnson's MIPS score?
Dr. Johnson's MIPS final score for performance year 2024 is 87 out of 100, reported individually.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. James Robert Johnson see?
CMS counts 372 Medicare patients who saw Dr. Johnson in 2024, with an average age of 73.
Is Dr. James Robert Johnson board certified?
Yes. Dr. Johnson is board certified in family medicine by the American Board of Family Medicine.
What services does Dr. James Robert Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were office visit, established patient (99214), care management and other visits (99490) and care management and other visits (99457).
Where did Dr. James Robert Johnson go to medical school?
Dr. Johnson graduated from Saint Louis University School Of Medicine in 1989.
What drugs does Dr. James Robert Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Rosuvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
Has Dr. James Robert Johnson received payments from drug or device companies?
CMS Open Payments shows $104 in general payments to Dr. Johnson from 2 companies from 2018 to 2019. The largest total came from Deltex Medical, SC, Inc.
How long has Dr. James Robert Johnson been practicing?
Dr. Johnson graduated from medical school in 1989, 37 years ago.
What insurance does Dr. James Robert Johnson accept?
Dr. Johnson is in network with 14 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Aetna. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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