Dr. John W. Markus, MD
- Medicare services, 2024
- 29
- Medicare patients, 2024
- 25
- Part D claims, 2024
- 82
- Affiliated sites
- 1
- Medical groups
- 2
- Practice address
- 415 S 25th Ave, Omaha, NE 68131
- Practice phone
- Call (402) 717-5300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Alegent Health Bergan Mercy Health System
Omaha, Nebraska
Find Dr. Markus' professional email, personal email and mobile number
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Dr. John W. Markus is a psychiatrist in Omaha, Nebraska
Dr. Markus practices at Alegent Health Bergan Mercy Health System in Omaha, Nebraska.
Dr. Markus' NPI, 1700974656, was assigned on October 10, 2006. Dr. Markus graduated from Creighton University School of Medicine in 1993. Dr. Markus holds Nebraska license 19896.
- NPI
- 1700974656NPI Registry (opens in a new tab)
- NPI enumeration date
- October 10, 2006
- NPI status
- Active
- Practice phone
- (402) 717-5300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. John W. Markus practices at Alegent Health Bergan Mercy Health System in Omaha, Nebraska
Dr. Markus' primary practice is Alegent Health Bergan Mercy Health System, at 415 S 25th Ave, Omaha, NE 68131 in Douglas County. The practice phone is (402) 717-5300.
- Alegent Health Bergan Mercy Health System415 S 25th Ave, Omaha, NE 68131 · Douglas CountyPhone(402) 717-5300
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John W. Markus is affiliated with 2 sites of care and 2 medical groups
Dr. Markus' primary practice is Alegent Health Bergan Mercy Health System in Omaha, Nebraska. The medical group on file is Douglas County Community Mental Health Center. Dmand AI also links Dr. Markus to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. John W. Markus' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Markus practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alegent Health Bergan Mercy Health System | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John W. Markus is one of 195 psychiatrists in Nebraska
Psychiatry is Dr. Markus' primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Markus is licensed in Nebraska.
Specialties and state licenses
- Psychiatry, NebraskaPrimary
Psychiatrists near Dr. Markus
Counts of psychiatrists 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. John W. Markus billed Medicare for 29 services in 2024
CMS data shows 29 Medicare services from Dr. Markus across 1 procedure code in 2024, for 25 Medicare patients. Medicare paid $1,000 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Markus' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 532024: 2945%
Dr. Markus compared with the Nebraska median for psychiatrists, 2024
- Dr. Markus
- Nebraska median
- Medicare services
- 29vs 12577% below
- Medicare patients
- 25vs 5050% below
- Part D claims
- 87vs 22762% below
Medians across 194 psychiatrists in Nebraska with Dmand AI profiles that report each measure.
Dr. Markus' 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. John W. Markus treated 25 Medicare patients in 2024, average age 47
CMS counts 25 Medicare patients who saw Dr. Markus in 2024. 75% of them have schizophrenia and other psychoses, and 72% have tobacco use. Their average risk score is 1.14, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Markus' median patient age at 36, with 51% women.
Chronic conditions among Dr. Markus' Medicare patients, 2024
- Schizophrenia and other psychoses75%
- Tobacco use72%
- Anxiety68%
- Mood disorders68%
- Bipolar disorder64%
- High blood pressure56%
- Alcohol and drug use disorders48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Markus' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 36
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John W. Markus wrote 82 Medicare Part D claims in 2024
In 2024, Dr. Markus wrote 82 Medicare Part D claims. 100% of them were for generic drugs. They cover 7 drugs, with $1,078 in total drug cost. In 2022, CMS named 45 claims across 4 drugs.
Dr. Markus' most prescribed drugs by claims, 2023
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. Markus' Part D claims, 2024
- Antipsychotics, patients 65 and over13%11 of 82 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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 452023: 8793%
Drugs named by CMS: 7 in 2023, 4 in 2022.
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. John W. Markus graduated from Creighton University School of Medicine
Dr. Markus graduated from Creighton University School of Medicine in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John W. Markus'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) |
| 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. John W. Markus
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. John W. Markus' NPI number?
Dr. John W. Markus' NPI number is 1700974656. It was assigned on October 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John W. Markus?
Dr. John W. Markus is a psychiatrist in Omaha, Nebraska. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. John W. Markus practice?
Dr. Markus practices at 415 S 25th Ave, Omaha, NE 68131. Dr. Markus' primary practice is Alegent Health Bergan Mercy Health System in Omaha, Nebraska. Dmand AI also links Dr. Markus to 1 group practice or clinic and 1 medical group.
What is Dr. John W. Markus' office phone number?
The practice phone on file for Dr. Markus is (402) 717-5300.
What is Dr. John W. Markus' medical license number?
Dr. Markus holds Nebraska license 19896.
What medical group is Dr. John W. Markus part of?
Dr. Markus is linked to Douglas County Community Mental Health Center. Dmand AI links Dr. Markus to 1 more medical group.
Does Dr. John W. Markus accept Medicare?
Yes. CMS data shows Dr. Markus billed Medicare for 29 services in 2024.
How many Medicare patients does Dr. John W. Markus see?
CMS counts 25 Medicare patients who saw Dr. Markus in 2024, with an average age of 47.
What services does Dr. John W. Markus bill to Medicare?
In 2024, Dr. Markus' most billed Medicare services were hospital inpatient care (99231).
Where did Dr. John W. Markus go to medical school?
Dr. Markus graduated from Creighton University School of Medicine in 1993.
What drugs does Dr. John W. Markus prescribe most?
In 2023 Medicare Part D data, Dr. Markus' most prescribed drugs by claims were Hydroxyzine HCl, Gabapentin and Olanzapine.
How long has Dr. John W. Markus been practicing?
Dr. Markus graduated from medical school in 1993, 33 years ago.
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