Dr. Mark A. Johnson, DO
- Medicare services, 2024
- 971
- Medicare patients, 2024
- 175
- Part D claims, 2024
- 8,152
- Hospital affiliations
- 3
- Industry payments
- $13,588
- Practice address
- 722 N College Rd, Twin Falls, ID 83301
- Practice phone
- Call (208) 886-6401
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Arbor Valley of Cascadia
Twin Falls, Idaho
Find Dr. Johnson's professional email, personal email and mobile number
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Dr. Mark A. Johnson is a family medicine physician in Twin Falls, Idaho
Dr. Johnson practices at Arbor Valley of Cascadia in Twin Falls, Idaho.
Dr. Johnson's NPI, 1376707034, was assigned on July 11, 2008. Dr. Johnson holds Idaho license O-0583.
- NPI
- 1376707034NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5092830570
- NPI enumeration date
- July 11, 2008
- NPI status
- Active
- Practice phone
- (208) 886-6401
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Mark A. Johnson practices at Arbor Valley of Cascadia in Twin Falls, Idaho
Dr. Johnson's primary practice is Arbor Valley of Cascadia, at 722 N College Rd, Twin Falls, ID 83301 in Twin Falls County. The practice phone is (208) 886-6401.
- Arbor Valley of Cascadia722 N College Rd, Twin Falls, ID 83301 · Twin Falls CountyPhone(208) 886-6401
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark A. Johnson is affiliated with 7 sites of care and 1 medical group
Dr. Johnson's primary practice is Arbor Valley of Cascadia in Twin Falls, Idaho. Dr. Johnson is also affiliated with St. Luke's Boise Medical Center. The medical group on file is Primary Health Medical Group. Dmand AI also links Dr. Johnson to 2 more hospitals, 1 group practice or clinic, 1 home health agency and 1 hospice, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark A. 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 |
|---|---|
| Arbor Valley of Cascadia | 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. Mark A. Johnson is one of 1,133 family medicine physicians in Idaho
Family medicine is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dmand AI has Dr. Johnson's licenses on file in 2 states: Idaho and Washington.
Specialties and state licenses
- Family medicine, IdahoPrimary
- Washington license
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. Mark A. Johnson billed Medicare for 971 services in 2024
CMS data shows 971 Medicare services from Dr. Johnson across 13 procedure codes in 2024, for 175 Medicare patients. Medicare paid $57,839 for them. Every service was in an office.
Dr. Johnson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 1742024: 33190%
- Office and hospital visits
- 2023: 3192024: 3303%
- Surgery
- 2023: 2372024: 21410%
- Tests and treatments
- 2023: 432024: 7677%
- Imaging
- 2023: 132024: 2054%
Dr. Johnson compared with the Idaho median for family medicine physicians, 2024
- Dr. Johnson
- Idaho median
- Medicare services
- 971vs 2104.6 times
- Medicare patients
- 175vs 10665% above
- Part D claims
- 7,396vs 8848.4 times
Medians across 1,101 family medicine physicians in Idaho 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 Idaho.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark A. Johnson treated 175 Medicare patients in 2024, average age 71
CMS counts 175 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 100 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 11% are also on Medicaid. Their average risk score is 0.96, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 68, with 49% women.
Dr. Johnson's Medicare patients by age, 2024
Dr. Johnson's Medicare patients by sex, 2024
- Women9051%
- Men8549%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Arthritis43%
- Chronic kidney disease27%
- Diabetes27%
- Anxiety26%
- Depression25%
- Mood disorders24%
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 68
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark A. Johnson wrote 8,152 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 8,152 Medicare Part D claims for 438 patients. 88% of them were for generic drugs. CMS names the drug for 7,396 of them, across 143 drugs with 11 or more claims each, at $684,911 in total drug cost. In 2023, CMS named 6,219 claims across 127 drugs.
Dr. Johnson's Part D claims by kind of drug, 2024
- Generic7,144 claims88%
- Brand-name977 claims12%
- Other31 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
- Opioids3%236 of 8,152 claims
- Antibiotics2%182 of 8,152 claims
- Antipsychotics, patients 65 and over1%43 of 8,152 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: 6,2192024: 7,39619%
Drugs named by CMS: 143 in 2024, 127 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
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Dr. Mark A. Johnson received $13,588 in industry payments from 2016 to 2025
CMS Open Payments shows 793 general payments to Dr. Johnson from 67 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $2,039.
General payments to Dr. Johnson by program year, 2016 to 2025
General payments to Dr. Johnson by kind, 2016 to 2025
- Food and beverage$13,569100%
- Education$200%
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
Sources for Dr. Mark A. 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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Mark A. 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. Mark A. Johnson's NPI number?
Dr. Mark A. Johnson's NPI number is 1376707034. It was assigned on July 11, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark A. Johnson?
Dr. Mark A. Johnson is a family medicine physician in Twin Falls, Idaho. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Mark A. Johnson practice?
Dr. Johnson practices at 722 N College Rd, Twin Falls, ID 83301. Dr. Johnson's primary practice is Arbor Valley of Cascadia in Twin Falls, Idaho. Dmand AI also links Dr. Johnson to 2 hospitals, 1 group practice or clinic, 1 home health agency and 1 hospice.
What is Dr. Mark A. Johnson's office phone number?
The practice phone on file for Dr. Johnson is (208) 886-6401.
What is Dr. Mark A. Johnson's medical license number?
Dr. Johnson holds Idaho license O-0583, one of the licenses on file in 2 states.
Which states has Dr. Mark A. Johnson been licensed in?
Dmand AI has state licenses on file for Dr. Johnson in Idaho and Washington.
Which hospitals is Dr. Mark A. Johnson affiliated with?
Dr. Johnson is affiliated with St. Luke's Boise Medical Center. Dmand AI links Dr. Johnson to 2 more hospitals.
What medical group is Dr. Mark A. Johnson part of?
Dr. Johnson is linked to Primary Health Medical Group.
Does Dr. Mark A. Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 971 services in 2024.
How many Medicare patients does Dr. Mark A. Johnson see?
CMS counts 175 Medicare patients who saw Dr. Johnson in 2024, with an average age of 71.
Show 4 more questionsShow fewer questions
What services does Dr. Mark A. Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and medicare service (G0439).
What drugs does Dr. Mark A. Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
Has Dr. Mark A. Johnson received payments from drug or device companies?
CMS Open Payments shows $13,588 in general payments to Dr. Johnson from 67 companies from 2016 to 2025. The largest total came from Amgen Inc.
How long has Dr. Mark A. Johnson been practicing?
Dr. Johnson graduated from medical school in 2007, 19 years ago.
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