Dr. Mark A. Otto, MD
- Medicare services, 2022
- 520
- Part D claims, 2022
- 122
- Hospital affiliations
- 1
- Industry payments
- $68
- Medical group
- 1
- Practice address
- 800 Mercy Drive, Council Bluffs, IA 51503
- Practice phone
- Call (712) 328-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Otto's professional email, personal email and mobile number
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Dr. Mark A. Otto is a hospitalist in Council Bluffs, Iowa
Dr. Otto practices at CHI Health Mercy Council Bluffs in Council Bluffs, Iowa, part of CommonSpirit Health.
Dr. Otto's NPI, 1386794386, was assigned on January 11, 2007. Dr. Otto graduated from Creighton University School of Medicine in 1995. Dr. Otto holds Iowa license MD-31413.
- NPI
- 1386794386NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709894751
- NPI enumeration date
- January 11, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (712) 328-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark A. Otto practices at CHI Health Mercy Council Bluffs in Council Bluffs, Iowa
Dr. Otto's primary practice is CHI Health Mercy Council Bluffs, at 800 Mercy Drive, Council Bluffs, IA 51503 in Pottawattamie County. The practice phone is (712) 328-5000.
- CHI Health Mercy Council Bluffs800 Mercy Drive, Council Bluffs, IA 51503 · Pottawattamie CountyPhone(712) 328-5000
Source: Dmand AI Affiliation Data
Dr. Mark A. Otto is affiliated with 1 site of care and 1 medical group
Dr. Otto's primary practice is CHI Health Mercy Council Bluffs in Council Bluffs, Iowa, part of CommonSpirit Health. The medical group on file is CHI Health Clinic.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark A. Otto's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Otto practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| CHI Health Mercy Council Bluffs | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark A. Otto is one of 262 hospitalists in Iowa
Hospitalist is Dr. Otto's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dmand AI has Dr. Otto's licenses on file in 2 states: Iowa and Nebraska.
Specialties and state licenses
- Hospitalist, IowaPrimary
- Family medicine, Nebraska
Hospitalists near Dr. Otto
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. Mark A. Otto billed Medicare for 520 services in 2022
CMS data shows 520 Medicare services from Dr. Otto across 7 procedure codes in 2022. Medicare paid $42,296 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Otto's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 7112022: 52027%
Dr. Otto compared with the Iowa median for hospitalists, 2022
- Dr. Otto
- Iowa median
- Medicare services
- 520vs 4759% above
- Part D claims
- 122vs 7563% above
Medians across 231 hospitalists in Iowa with Dmand AI profiles that report each measure.
Dr. Otto's most billed Medicare procedure codes, 2022
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. Otto and other hospitalists in Iowa.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark A. Otto's patients have a median age of 54
Across all payers, Dmand AI patient panel data puts Dr. Otto's median patient age at 54, with 30% women.
Dr. Otto's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women30%
- Men70%
Source: Dmand AI Patient Panel Data
Dr. Mark A. Otto wrote 122 Medicare Part D claims in 2022
In 2022, Dr. Otto wrote 122 Medicare Part D claims. They cover 7 drugs, with $14,629 in total drug cost. In 2021, CMS named 341 claims across 17 drugs.
Dr. Otto's most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 3412022: 12264%
Drugs named by CMS: 7 in 2022, 17 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Mark A. Otto takes part in Medicare
Dr. Otto 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. Mark A. Otto received $68 in industry payments in 2016
CMS Open Payments shows 2 general payments to Dr. Otto from 2 drug and device companies in 2016. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $55.
Companies that paid Dr. Otto the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark A. Otto graduated from Creighton University School of Medicine
Dr. Otto graduated from Creighton University School of Medicine in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark A. Otto'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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) |
| 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. Mark A. Otto
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. Otto's NPI number?
Dr. Mark A. Otto's NPI number is 1386794386. It was assigned on January 11, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark A. Otto?
Dr. Mark A. Otto is a hospitalist in Council Bluffs, Iowa. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Mark A. Otto practice?
Dr. Otto practices at 800 Mercy Drive, Council Bluffs, IA 51503. Dr. Otto's primary practice is CHI Health Mercy Council Bluffs in Council Bluffs, Iowa, part of CommonSpirit Health.
What is Dr. Mark A. Otto's office phone number?
The practice phone on file for Dr. Otto is (712) 328-5000.
What is Dr. Mark A. Otto's medical license number?
Dr. Otto holds Iowa license MD-31413, one of the licenses on file in 2 states.
Which states has Dr. Mark A. Otto been licensed in?
Dmand AI has state licenses on file for Dr. Otto in Iowa and Nebraska.
Which hospitals is Dr. Mark A. Otto affiliated with?
Dr. Otto practices at CHI Health Mercy Council Bluffs in Council Bluffs, Iowa.
What medical group is Dr. Mark A. Otto part of?
Dr. Otto is linked to CHI Health Clinic.
Does Dr. Mark A. Otto accept Medicare?
Yes. CMS data shows Dr. Otto billed Medicare for 520 services in 2022, and Dr. Otto accepts Medicare assignment.
What services does Dr. Mark A. Otto bill to Medicare?
In 2022, Dr. Otto's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and medical service (99220).
Show 4 more questionsShow fewer questions
Where did Dr. Mark A. Otto go to medical school?
Dr. Otto graduated from Creighton University School of Medicine in 1995.
What drugs does Dr. Mark A. Otto prescribe most?
In 2022 Medicare Part D data, Dr. Otto's most prescribed drugs by claims were Eliquis, Entresto and Atorvastatin Calcium.
Has Dr. Mark A. Otto received payments from drug or device companies?
CMS Open Payments shows $68 in general payments to Dr. Otto from 2 companies from 2016 to 2016. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Mark A. Otto been practicing?
Dr. Otto graduated from medical school in 1995, 31 years ago.
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