Dr. Andrew Robert Johnson, MD
- Medicare services, 2024
- 47
- Medicare patients, 2024
- 53
- Part D claims, 2024
- 206
- MIPS score, 2024
- 93
- Hospital affiliations
- 4
- Practice address
- 201 S 14th St, Herrin, IL 62948
- Practice phone
- Call (618) 942-2171
- 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
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. Andrew Robert Johnson is a general surgeon in Herrin, Illinois
Dr. Johnson practices at SIH Herrin Hospital in Herrin, Illinois, part of Southern Illinois Healthcare.
Dr. Johnson's NPI, 1164418943, was assigned on September 27, 2005. Dr. Johnson graduated from University of Missouri, Columbia School of Medicine in 1998. Dr. Johnson holds Illinois license 036121708.
- NPI
- 1164418943NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0749370195
- NPI enumeration date
- September 27, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (618) 942-2171
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Andrew Robert Johnson practices at SIH Herrin Hospital in Herrin, Illinois
Dr. Johnson's primary practice is SIH Herrin Hospital, at 201 S 14th St, Herrin, IL 62948 in Williamson County. The practice phone is (618) 942-2171.
- SIH Herrin Hospital201 S 14th St, Herrin, IL 62948 · Williamson CountyPhone(618) 942-2171
Source: Dmand AI Affiliation Data
Dr. Andrew Robert Johnson is affiliated with 6 sites of care and 3 medical groups
Dr. Johnson's primary practice is SIH Herrin Hospital in Herrin, Illinois, part of Southern Illinois Healthcare. Dr. Johnson is also affiliated with Hedrick Medical Center. The medical group on file is Hedrick Medical Center. Dmand AI also links Dr. Johnson to 2 more hospitals, 2 medical groups, 1 group practice or clinic and 1 rural health clinic, 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. Andrew 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 |
|---|---|
| SIH Herrin Hospital | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Andrew Robert Johnson is one of 1,217 general surgeons in Illinois
Surgery is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Johnson's licenses on file in 2 states: Illinois and Mississippi.
Specialties and state licenses
- Surgery, IllinoisPrimary
- Mississippi license
General surgeons near Dr. Johnson
Counts of general surgeons 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. Andrew Robert Johnson billed Medicare for 47 services in 2024
CMS data shows 47 Medicare services from Dr. Johnson across 2 procedure codes in 2024, all of them office visits, for 53 Medicare patients. Medicare paid $2,866 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: 1372024: 4766%
- Surgery
- 2023: 342024: 0100%
Dr. Johnson compared with the Illinois median for general surgeons, 2024
- Dr. Johnson
- Illinois median
- Medicare services
- 47vs 19476% below
- Medicare patients
- 53vs 14463% below
- Part D claims
- 122vs 284.4 times
Medians across 1,031 general surgeons in Illinois 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. Andrew Robert Johnson treated 53 Medicare patients in 2024, average age 71
CMS counts 53 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 20 patients. 75% of them have high blood pressure, and 64% have high cholesterol. 43% are also on Medicaid. Their average risk score is 1.62, 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 70, with 52% 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
- Women2955%
- Men2445%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol64%
- Arthritis51%
- Diabetes43%
- Mood disorders43%
- Anxiety40%
- Depression40%
- COPD36%
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 70
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Andrew Robert Johnson wrote 206 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 206 Medicare Part D claims for 78 patients. 98% of them were for generic drugs. CMS names the drug for 122 of them, across 4 drugs with 11 or more claims each, at $869 in total drug cost. In 2023, CMS named 68 claims across 4 drugs.
Dr. Johnson's Part D claims by kind of drug, 2024
- Generic201 claims98%
- Brand-name and other5 claims2%
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
- Opioids22%46 of 206 claims
- Antibiotics11%23 of 206 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: 682024: 12279%
Drugs named by CMS: 4 in 2024, 4 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. Andrew Robert Johnson scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Johnson for performance year 2024, reported as part of a group. Dr. Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Johnson's MIPS scores, performance year 2024
- 93of 100Final score
- 88.3of 100Quality
- 97of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 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. Andrew Robert Johnson received $1,902 in industry payments from 2016 to 2025
CMS Open Payments shows 36 general payments to Dr. Johnson from 12 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 52% of the total. Lifecell Corporation paid the most, $1,205.
General payments to Dr. Johnson by program year, 2016 to 2025
General payments to Dr. Johnson by kind, 2016 to 2025
- Travel and lodging$99752%
- Food and beverage$90548%
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. Andrew Robert Johnson graduated from University of Missouri, Columbia School of Medicine
Dr. Johnson graduated from University of Missouri, Columbia School of Medicine in 1998.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Andrew 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 | 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 |
| 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. Andrew 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. Andrew Robert Johnson's NPI number?
Dr. Andrew Robert Johnson's NPI number is 1164418943. It was assigned on September 27, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Andrew Robert Johnson?
Dr. Andrew Robert Johnson is a general surgeon in Herrin, Illinois. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Andrew Robert Johnson practice?
Dr. Johnson practices at 201 S 14th St, Herrin, IL 62948. Dr. Johnson's primary practice is SIH Herrin Hospital in Herrin, Illinois, part of Southern Illinois Healthcare. Dmand AI also links Dr. Johnson to 2 hospitals, 2 medical groups, 1 group practice or clinic and 1 rural health clinic.
What is Dr. Andrew Robert Johnson's office phone number?
The practice phone on file for Dr. Johnson is (618) 942-2171.
What is Dr. Andrew Robert Johnson's medical license number?
Dr. Johnson holds Illinois license 036121708, one of the licenses on file in 2 states.
Which states has Dr. Andrew Robert Johnson been licensed in?
Dmand AI has state licenses on file for Dr. Johnson in Illinois and Mississippi.
Which hospitals is Dr. Andrew Robert Johnson affiliated with?
Dr. Johnson practices at SIH Herrin Hospital in Herrin, Illinois. Dr. Johnson is also affiliated with Hedrick Medical Center. Dmand AI links Dr. Johnson to 2 more hospitals.
What medical group is Dr. Andrew Robert Johnson part of?
Dr. Johnson is linked to Hedrick Medical Center. Dmand AI links Dr. Johnson to 2 more medical groups.
Does Dr. Andrew Robert Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 47 services in 2024, and Dr. Johnson accepts Medicare assignment.
What is Dr. Andrew Robert Johnson's MIPS score?
Dr. Johnson's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Andrew Robert Johnson see?
CMS counts 53 Medicare patients who saw Dr. Johnson in 2024, with an average age of 71.
What services does Dr. Andrew Robert Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were office visit, established patient (99213) and office visit, new patient (99204).
Where did Dr. Andrew Robert Johnson go to medical school?
Dr. Johnson graduated from University of Missouri, Columbia School of Medicine in 1998.
What drugs does Dr. Andrew Robert Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Oxycodone HCl, Ondansetron ODT and Ibuprofen.
Has Dr. Andrew Robert Johnson received payments from drug or device companies?
CMS Open Payments shows $1,902 in general payments to Dr. Johnson from 12 companies from 2016 to 2025. The largest total came from Lifecell Corporation.
How long has Dr. Andrew Robert Johnson been practicing?
Dr. Johnson graduated from medical school in 1998, 28 years ago.
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