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Dr. James R. Johnson, DO
NPI1316901754PAC ID1456394469
- Medicare services, 2024
- 676
- Medicare patients, 2024
- 141
- Part D claims, 2024
- 5,673
- Publications
- 1
- Hospital affiliations
- 4
- Practice address
- 18101 Oakwood Blvd, Dearborn, MI 48124
- Practice phone
- Call (313) 593-7125
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Johnson's professional email, personal email and mobile number
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Dr. James R. Johnson is an internist in Dearborn, Michigan
Dr. Johnson practices at Corewell Health Dearborn Hospital in Dearborn, Michigan, part of Corewell Health.
Dr. Johnson's NPI, 1316901754, was assigned on April 13, 2006. Dr. Johnson graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1986. Dr. Johnson holds Michigan license 5101014114.
NPI and contact details
- NPI
- 1316901754NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456394469
- NPI enumeration date
- April 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (313) 593-7125
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James R. Johnson practices at Corewell Health Dearborn Hospital in Dearborn, Michigan
Dr. Johnson's primary practice is Corewell Health Dearborn Hospital, at 18101 Oakwood Blvd, Dearborn, MI 48124 in Wayne County. The practice phone is (313) 593-7125.
- Corewell Health Dearborn Hospital18101 Oakwood Blvd, Dearborn, MI 48124 · Wayne CountyPhone(313) 593-7125
Source: Dmand AI Affiliation Data
Dr. James R. Johnson is affiliated with 7 sites of care and 2 medical groups
Dr. Johnson's primary practice is Corewell Health Dearborn Hospital in Dearborn, Michigan, part of Corewell Health. Dr. Johnson is also affiliated with Henry Ford Wyandotte Hospital. Dmand AI also links Dr. Johnson to 2 more hospitals, 2 group practices and clinics, 2 medical groups and 1 physician office, each named with a free account.
Henry Ford Wyandotte Hospital2 hospitalsNames with a free account2 group practices and clinicsNames with a free account2 medical groupsNames with a free account1 physician officeName with a free account
See all 9 affiliations for Dr. JohnsonSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. James R. Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Dearborn Hospital | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. James R. Johnson is one of 4,804 internists in Michigan
Internal medicine is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Johnson is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Johnson
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
4,804internists in Michigan147internists in Dearborn102internists at Corewell Health Dearborn Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. James R. Johnson billed Medicare for 676 services in 2024
CMS data shows 676 Medicare services from Dr. Johnson across 10 procedure codes in 2024, for 141 Medicare patients. Medicare paid $59,444 for them. Every service was in an office.
Medicare services, 2024676
Medicare patients141
Paid by Medicare$59,444
Procedure codes10
Dr. Johnson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3882024: 3656%
- Other services
- 2023: 2652024: 2506%
- Tests and treatments
- 2023: 642024: 615%
Dr. Johnson compared with the Michigan median for internists, 2024
- Dr. Johnson
- Michigan median
- Medicare services
- 676vs 42360% above
- Medicare patients
- 141vs 15911% below
- Part D claims
- 4,999vs 31415.9 times
Medians across 4,524 internists in Michigan 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.
Need commercial claims for Dr. Johnson?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Johnson and other internists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James R. Johnson treated 141 Medicare patients in 2024, average age 74
CMS counts 141 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 74 patients. 75% of them have high cholesterol, and 70% have high blood pressure. Their average risk score is 1.02, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 67, with 36% women.
Medicare patients, 2024141
Average age74
Average risk score1.02
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
- Women5338%
- Men8862%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High cholesterol75%
- High blood pressure70%
- Arthritis45%
- Chronic kidney disease28%
- Diabetes28%
- Ischemic heart disease26%
- Anxiety19%
- Cancer17%
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 67
Patient panel by sex, all payers
- Women36%
- Men63%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James R. Johnson wrote 5,673 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 5,673 Medicare Part D claims for 389 patients. 90% of them were for generic drugs. CMS names the drug for 4,999 of them, across 81 drugs with 11 or more claims each, at $388,370 in total drug cost. In 2023, CMS named 4,792 claims across 78 drugs.
Part D claims, 20245,673
Drugs named by CMS81
Total drug cost$388,370
Part D patients389
Dr. Johnson's Part D claims by kind of drug, 2024
- Generic5,085 claims90%
- Brand-name566 claims10%
- Other22 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
- Opioids1%55 of 5,673 claims
- Antibiotics1%74 of 5,673 claims
- Antipsychotics, patients 65 and over0%16 of 5,673 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: 4,7922024: 4,9994%
Drugs named by CMS: 81 in 2024, 78 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
How Dr. James R. Johnson takes part in Medicare
Dr. Johnson 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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Dr. James R. Johnson has 1 publication on record
Dmand AI links 1 paper to Dr. Johnson. Dr. Johnson's most frequent co-authors are Suhny Abbara, MD, James A. Arrighi, MD and Daniel S. Berman, MD.
Papers1
Dr. Johnson's most frequent co-authors
Recent publications by Dr. Johnson
See who Dr. Johnson researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Johnson works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. James R. Johnson received $1,740 in industry payments from 2016 to 2025
CMS Open Payments shows 107 general payments to Dr. Johnson from 24 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Endo Pharmaceuticals Inc. paid the most, $237.
General payments to Dr. Johnson by program year, 2016 to 2025
Companies that paid Dr. Johnson the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James R. Johnson graduated from Des Moines University of Osteopathic Medicine and Health Sciences
Dr. Johnson graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. James R. 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) |
| 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 Dr. James R. 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 R. Johnson's NPI number?
Dr. James R. Johnson's NPI number is 1316901754. It was assigned on April 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. James R. Johnson?
Dr. James R. Johnson is an internist in Dearborn, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. James R. Johnson practice?
Dr. Johnson practices at 18101 Oakwood Blvd, Dearborn, MI 48124. Dr. Johnson's primary practice is Corewell Health Dearborn Hospital in Dearborn, Michigan, part of Corewell Health. Dmand AI also links Dr. Johnson to 2 hospitals, 2 group practices and clinics, 2 medical groups and 1 physician office.
What is Dr. James R. Johnson's office phone number?
The practice phone on file for Dr. Johnson is (313) 593-7125.
What is Dr. James R. Johnson's medical license number?
Dr. Johnson holds Michigan license 5101014114.
Which hospitals is Dr. James R. Johnson affiliated with?
Dr. Johnson practices at Corewell Health Dearborn Hospital in Dearborn, Michigan. Dr. Johnson is also affiliated with Henry Ford Wyandotte Hospital. Dmand AI links Dr. Johnson to 2 more hospitals.
Does Dr. James R. Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 676 services in 2024, and Dr. Johnson accepts Medicare assignment.
How many Medicare patients does Dr. James R. Johnson see?
CMS counts 141 Medicare patients who saw Dr. Johnson in 2024, with an average age of 74.
What services does Dr. James R. Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and medicare service (G0444).
Where did Dr. James R. Johnson go to medical school?
Dr. Johnson graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1986.
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What drugs does Dr. James R. Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Losartan Potassium.
Has Dr. James R. Johnson received payments from drug or device companies?
CMS Open Payments shows $1,740 in general payments to Dr. Johnson from 24 companies from 2016 to 2025. The largest total came from Endo Pharmaceuticals Inc.
How long has Dr. James R. Johnson been practicing?
Dr. Johnson graduated from medical school in 1986, 40 years ago.
Does Dr. James R. Johnson do research?
Dmand AI links 1 publication to Dr. Johnson.
Who does Dr. James R. Johnson publish with?
Dr. Johnson's most frequent co-authors are Suhny Abbara, MD (1 shared paper), James A. Arrighi, MD (1 shared paper) and Daniel S. Berman, MD (1 shared paper).
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