Dr. Martin C. Johns, MD
- Medicare services, 2024
- 208
- Medicare patients, 2024
- 206
- Part D claims, 2024
- 366
- Hospital affiliations
- 9
- Industry payments
- $16
- Practice address
- 200 Fairman Street, Watseka, IL 60970
- Practice phone
- Call (815) 432-5201
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Johns' 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. Martin C. Johns is a hospitalist in Watseka, Illinois
Dr. Johns practices at Iroquois Memorial Hospital in Watseka, Illinois, part of Iroquois Memorial Hospital.
Dr. Johns' NPI, 1346286788, was assigned on June 22, 2006. Dr. Johns holds Vermont license 0420011092.
- NPI
- 1346286788NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971527243
- NPI enumeration date
- June 22, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (815) 432-5201
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Martin C. Johns practices at Iroquois Memorial Hospital in Watseka, Illinois
Dr. Johns' primary practice is Iroquois Memorial Hospital, at 200 Fairman Street, Watseka, IL 60970 in Iroquois County. The practice phone is (815) 432-5201.
- Iroquois Memorial Hospital200 Fairman Street, Watseka, IL 60970 · Iroquois CountyPhone(815) 432-5201
Source: Dmand AI Affiliation Data
Dr. Martin C. Johns is affiliated with 11 sites of care and 13 medical groups
Dr. Johns' primary practice is Iroquois Memorial Hospital in Watseka, Illinois, part of Iroquois Memorial Hospital. Dr. Johns is also affiliated with Huggins Hospital. The medical group on file is Iroquois Memorial Hospital. Dmand AI also links Dr. Johns to 7 more hospitals, 12 medical groups, 1 home health agency and 1 hospice, 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. Martin C. Johns' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johns practices, 11 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Iroquois Memorial Hospital | Available with a free account |
| +10 more sites and 12 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Iroquois Memorial Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Martin C. Johns is one of 1,321 hospitalists in Illinois
Hospitalist is Dr. Johns' primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Johns is licensed in Vermont.
Specialties and state licenses
- Hospitalist, VermontPrimary
Hospitalists near Dr. Johns
Counts of hospitalists 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. Martin C. Johns billed Medicare for 208 services in 2024
CMS data shows 208 Medicare services from Dr. Johns across 3 procedure codes in 2024, for 206 Medicare patients. Medicare paid $23,235 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Johns' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5032024: 20859%
Dr. Johns compared with the Illinois median for hospitalists, 2024
- Dr. Johns
- Illinois median
- Medicare services
- 208vs 54362% below
- Medicare patients
- 206vs 24215% below
- Part D claims
- 198vs 533.7 times
Medians across 1,248 hospitalists in Illinois with Dmand AI profiles that report each measure.
Dr. Johns' 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. Martin C. Johns treated 206 Medicare patients in 2024, average age 75
CMS counts 206 Medicare patients who saw Dr. Johns in 2024. The largest group is 75 to 84, with 76 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.77, 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. Johns' median patient age at 46, with 57% women.
Dr. Johns' Medicare patients by age, 2024
Dr. Johns' Medicare patients by sex, 2024
- Women11355%
- Men9345%
Chronic conditions among Dr. Johns' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis60%
- Ischemic heart disease40%
- Anxiety35%
- Chronic kidney disease33%
- Heart failure31%
- COPD29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Johns' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Martin C. Johns wrote 366 Medicare Part D claims in 2024
In 2024, Dr. Johns wrote 366 Medicare Part D claims for 234 patients. 93% of them were for generic drugs. CMS names the drug for 198 of them, across 9 drugs with 11 or more claims each, at $1,190 in total drug cost. In 2023, CMS named 132 claims across 5 drugs.
Dr. Johns' Part D claims by kind of drug, 2024
- Generic339 claims93%
- Brand-name27 claims7%
Dr. Johns' 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. Johns' Part D claims, 2024
- Opioids4%13 of 366 claims
- Antibiotics34%125 of 366 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: 1322024: 19850%
Drugs named by CMS: 9 in 2024, 5 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. Martin C. Johns takes part in Medicare
Dr. Johns 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. Martin C. Johns received $16 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Johns from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $16.
Companies that paid Dr. Johns the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Martin C. Johns'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) |
| 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. Martin C. Johns
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. Martin C. Johns' NPI number?
Dr. Martin C. Johns' NPI number is 1346286788. It was assigned on June 22, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Martin C. Johns?
Dr. Martin C. Johns is a hospitalist in Watseka, Illinois. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Martin C. Johns practice?
Dr. Johns practices at 200 Fairman Street, Watseka, IL 60970. Dr. Johns' primary practice is Iroquois Memorial Hospital in Watseka, Illinois, part of Iroquois Memorial Hospital. Dmand AI also links Dr. Johns to 7 hospitals, 12 medical groups, 1 home health agency and 1 hospice.
What is Dr. Martin C. Johns' office phone number?
The practice phone on file for Dr. Johns is (815) 432-5201.
What is Dr. Martin C. Johns' medical license number?
Dr. Johns holds Vermont license 0420011092.
Which hospitals is Dr. Martin C. Johns affiliated with?
Dr. Johns practices at Iroquois Memorial Hospital in Watseka, Illinois. Dr. Johns is also affiliated with Huggins Hospital. Dmand AI links Dr. Johns to 7 more hospitals.
What medical group is Dr. Martin C. Johns part of?
Dr. Johns is linked to Iroquois Memorial Hospital. Dmand AI links Dr. Johns to 12 more medical groups.
Does Dr. Martin C. Johns accept Medicare?
Yes. CMS data shows Dr. Johns billed Medicare for 208 services in 2024, and Dr. Johns accepts Medicare assignment.
How many Medicare patients does Dr. Martin C. Johns see?
CMS counts 206 Medicare patients who saw Dr. Johns in 2024, with an average age of 75.
What services does Dr. Martin C. Johns bill to Medicare?
In 2024, Dr. Johns' most billed Medicare services were emergency department visit (99284), emergency department visit (99285) and emergency department visit (99283).
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What drugs does Dr. Martin C. Johns prescribe most?
In 2024 Medicare Part D data, Dr. Johns' most prescribed drugs by claims were Prednisone, Levofloxacin and Azithromycin.
Has Dr. Martin C. Johns received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Dr. Johns from 1 company from 2024 to 2024. The largest total came from Medtronic, Inc.
How long has Dr. Martin C. Johns been practicing?
Dr. Johns graduated from medical school in 2001, 25 years ago.
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