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Dr. Addison Anders Johnson, MD
NPI1518536028
- Medicare services, 2024
- 62
- Medicare patients, 2024
- 51
- Part D claims, 2024
- 392
- Publications
- 5
- MIPS score, 2024
- 79
- Practice address
- 171 Ashley Ave, Charleston, SC 29425
- Practice phone
- Call (843) 792-1414
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
MUSC University Hospital
Charleston, South Carolina
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Dr. Addison Anders Johnson is an internist in Charleston, South Carolina
Dr. Johnson practices at MUSC University Hospital in Charleston, South Carolina.
Dr. Johnson's NPI, 1518536028, was assigned on June 19, 2021. Dr. Johnson graduated from Medical University of South Carolina College of Medicine in 2021. Dr. Johnson holds South Carolina license LL86320.
NPI and contact details
- NPI
- 1518536028NPI Registry (opens in a new tab)
- NPI enumeration date
- June 19, 2021
- NPI status
- Active
- Practice phone
- (843) 792-1414
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Addison Anders Johnson practices at MUSC University Hospital in Charleston, South Carolina
Dr. Johnson's primary practice is MUSC University Hospital, at 171 Ashley Ave, Charleston, SC 29425 in Charleston County. The practice phone is (843) 792-1414.
- MUSC University Hospital171 Ashley Ave, Charleston, SC 29425 · Charleston CountyPhone(843) 792-1414
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Addison Anders Johnson is affiliated with 1 site of care and 1 medical group
Dr. Johnson's primary practice is MUSC University Hospital in Charleston, South Carolina. The medical group on file is MUSC Health.
MUSC University HospitalPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Addison Anders Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MUSC University Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Addison Anders Johnson is one of 1,707 internists in South Carolina
Internal medicine is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Johnson is licensed in South Carolina.
Specialties and state licenses
- Internal medicine, South CarolinaPrimary
Internists near Dr. Johnson
Counts of internists 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. Addison Anders Johnson billed Medicare for 62 services in 2024
CMS data shows 62 Medicare services from Dr. Johnson across 3 procedure codes in 2024, for 51 Medicare patients. Medicare paid $2,373 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202462
Medicare patients51
Paid by Medicare$2,373
Procedure codes3
Dr. Johnson's Medicare services by type, 2024
- Office and hospital visits32
- Other services30
Dr. Johnson compared with the South Carolina median for internists, 2024
- Dr. Johnson
- South Carolina median
- Medicare services
- 62vs 74092% below
- Medicare patients
- 51vs 25880% below
- Part D claims
- 159vs 33152% below
Medians across 1,708 internists in South Carolina 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. Addison Anders Johnson treated 51 Medicare patients in 2024, average age 71
CMS counts 51 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 24 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 1.87, 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. Johnson's median patient age at 61, with 55% women.
Medicare patients, 202451
Average age71
Average risk score1.87
Also on Medicaid29%
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
- Women3161%
- Men2039%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes55%
- Arthritis45%
- Chronic kidney disease41%
- Ischemic heart disease39%
- Atrial fibrillation33%
- Heart failure27%
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 61
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Addison Anders Johnson wrote 392 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 392 Medicare Part D claims for 69 patients. 86% of them were for generic drugs. CMS names the drug for 159 of them, across 8 drugs with 11 or more claims each, at $956 in total drug cost. In 2023, CMS named 199 claims across 10 drugs.
Part D claims, 2024392
Drugs named by CMS8
Total drug cost$956
Part D patients69
Dr. Johnson's Part D claims by kind of drug, 2024
- Generic336 claims86%
- Brand-name43 claims11%
- Other13 claims3%
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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1992024: 15920%
Drugs named by CMS: 8 in 2024, 10 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. Addison Anders Johnson scored 79 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 79 out of 100 for Dr. Johnson for performance year 2024, reported as part of a group.
Dr. Johnson's MIPS scores, performance year 2024
- 79of 100Final score
- 62.4of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Addison Anders Johnson has 5 publications on record
Dmand AI links 5 papers to Dr. Johnson, published from 2018 to 2020. 2018 was the busiest year, with 2. The most frequent topics are Computed Tomography Angiography, Coronary Angiography and Radiation Dosage. Dr. Johnson has published most often in Eur Radiol. Dr. Johnson's most frequent co-authors are Richard Robert Bayer, MD, Rock H. Savage, MD and Pal Suranyi, MD, PhD.
Papers5
Years published2018 to 2020
Dr. Johnson's papers by year, 2018 to 2020
Topics Dr. Johnson writes about most
- Computed Tomography Angiography
- Coronary Angiography
- Radiation Dosage
- Radiation Exposure
- Tomography, X-Ray Computed
Dr. Johnson's most frequent co-authors
- Richard Robert Bayer, MD2 shared papers
- Rock H. Savage, MD1 shared paper
- Pal Suranyi, MD, PhD1 shared paper
Recent publications by Dr. Johnson
Body Mass IndexComputed Tomography AngiographyPulmonary Embolism
Computed Tomography AngiographyCoronary AngiographyCoronary Stenosis
AbdomenContrast MediaDNA Breaks, Double-Stranded
Coronary AngiographyCoronary Artery DiseaseFeasibility Studies
See who Dr. Johnson researches with
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Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Addison Anders Johnson graduated from Medical University of South Carolina College of Medicine
Dr. Johnson graduated from Medical University of South Carolina College of Medicine in 2021.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Addison Anders 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 | Clinician Public Reporting: Overall MIPS Performance (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 |
| 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. Addison Anders 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. Addison Anders Johnson's NPI number?
Dr. Addison Anders Johnson's NPI number is 1518536028. It was assigned on June 19, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Addison Anders Johnson?
Dr. Addison Anders Johnson is an internist in Charleston, South Carolina. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Addison Anders Johnson practice?
Dr. Johnson practices at 171 Ashley Ave, Charleston, SC 29425. Dr. Johnson's primary practice is MUSC University Hospital in Charleston, South Carolina.
What is Dr. Addison Anders Johnson's office phone number?
The practice phone on file for Dr. Johnson is (843) 792-1414.
What is Dr. Addison Anders Johnson's medical license number?
Dr. Johnson holds South Carolina license LL86320.
What medical group is Dr. Addison Anders Johnson part of?
Dr. Johnson is linked to MUSC Health.
Does Dr. Addison Anders Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 62 services in 2024.
What is Dr. Addison Anders Johnson's MIPS score?
Dr. Johnson's MIPS final score for performance year 2024 is 79 out of 100, reported as part of a group.
How many Medicare patients does Dr. Addison Anders Johnson see?
CMS counts 51 Medicare patients who saw Dr. Johnson in 2024, with an average age of 71.
What services does Dr. Addison Anders Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and office visit, established patient (99213).
Show 5 more questionsShow fewer questions
Where did Dr. Addison Anders Johnson go to medical school?
Dr. Johnson graduated from Medical University of South Carolina College of Medicine in 2021.
What drugs does Dr. Addison Anders Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Alendronate Sodium.
How long has Dr. Addison Anders Johnson been practicing?
Dr. Johnson graduated from medical school in 2021, 5 years ago.
Does Dr. Addison Anders Johnson do research?
Dmand AI links 5 publications to Dr. Johnson, published from 2018 to 2020.
Who does Dr. Addison Anders Johnson publish with?
Dr. Johnson's most frequent co-authors are Richard Robert Bayer, MD (2 shared papers), Rock H. Savage, MD (1 shared paper) and Pal Suranyi, MD, PhD (1 shared paper).
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