Dr. Michael Adolph Oltmann, MD
- Medicare services, 2019
- 18
- Medicare patients, 2024
- 13
- Part D claims, 2024
- 7,827
- Hospital affiliations
- 3
- Industry payments
- $2,964
- Practice address
- 1609 North Medical Drive, Stuttgart, AR 72160
- Practice phone
- Call (870) 673-7211
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Baptist Health Stuttgart Medical Clinic
Rural Health Clinic - Hospital-Owned · Stuttgart, Arkansas
Find Dr. Oltmann'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. Michael Adolph Oltmann is an internist in Stuttgart, Arkansas
Dr. Oltmann practices at Baptist Health Stuttgart Medical Clinic in Stuttgart, Arkansas.
Dr. Oltmann's NPI, 1871676403, was assigned on October 24, 2006. Dr. Oltmann graduated from University of Arkansas College of Medicine in 2005. Dr. Oltmann holds South Carolina license LL28005.
- NPI
- 1871676403NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2567518210
- NPI enumeration date
- October 24, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (870) 673-7211
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael Adolph Oltmann practices at Baptist Health Stuttgart Medical Clinic in Stuttgart, Arkansas
Dr. Oltmann's primary practice is Baptist Health Stuttgart Medical Clinic, at 1609 North Medical Drive, Stuttgart, AR 72160. The practice phone is (870) 673-7211.
- Baptist Health Stuttgart Medical Clinic1609 North Medical Drive, Stuttgart, AR 72160Phone(870) 673-7211
Source: Dmand AI Affiliation Data
Dr. Michael Adolph Oltmann is affiliated with 6 sites of care and 2 medical groups
Dr. Oltmann's primary practice is Baptist Health Stuttgart Medical Clinic in Stuttgart, Arkansas. Dr. Oltmann is also affiliated with Baptist Health Medical Center-Stuttgart. The medical group on file is Baptist Health Stuttgart Medical Clinic. Dmand AI also links Dr. Oltmann to 2 more hospitals, 2 home health agencies and 1 medical group, each named with a free account. Dr. Oltmann's employer is on file too: a rural health clinic (rhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael Adolph Oltmann's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oltmann practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Baptist Health Stuttgart Medical Clinic | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael Adolph Oltmann is one of 642 internists in Arkansas
Internal medicine is Dr. Oltmann's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Oltmann's licenses on file in 2 states: South Carolina and Arkansas.
Specialties and state licenses
- Internal medicine, South CarolinaPrimary
- Family medicine, Arkansas
Internists near Dr. Oltmann
Counts of internists 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. Michael Adolph Oltmann billed Medicare for 18 services in 2019
CMS data shows 18 Medicare services from Dr. Oltmann across 1 procedure code in 2019, for 13 Medicare patients. Medicare paid $988 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Oltmann's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 272019: 1833%
Dr. Oltmann compared with the Arkansas median for internists, 2019
- Dr. Oltmann
- Arkansas median
- Medicare services
- 18vs 84298% below
- Medicare patients
- 13vs 29096% below
- Part D claims
- 7,258vs 19736.8 times
Medians across 627 internists in Arkansas with Dmand AI profiles that report each measure.
Dr. Oltmann's most billed Medicare procedure codes, 2019
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Oltmann?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Oltmann and other internists in Arkansas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael Adolph Oltmann treated 13 Medicare patients in 2024, average age 82
CMS counts 13 Medicare patients who saw Dr. Oltmann in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.91, 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. Oltmann's median patient age at 66, with 53% women.
Chronic conditions among Dr. Oltmann's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Oltmann's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael Adolph Oltmann wrote 7,827 Medicare Part D claims in 2024
In 2024, Dr. Oltmann wrote 7,827 Medicare Part D claims for 546 patients. 88% of them were for generic drugs. CMS names the drug for 7,258 of them, across 124 drugs with 11 or more claims each, at $376,825 in total drug cost. In 2023, CMS named 6,043 claims across 120 drugs.
Dr. Oltmann's Part D claims by kind of drug, 2024
- Generic6,886 claims88%
- Brand-name874 claims11%
- Other67 claims1%
Dr. Oltmann'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. Oltmann's Part D claims, 2024
- Opioids2%151 of 7,827 claims
- Antibiotics4%297 of 7,827 claims
- Antipsychotics, patients 65 and over0%20 of 7,827 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: 6,0432024: 7,25820%
Drugs named by CMS: 124 in 2024, 120 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. Michael Adolph Oltmann takes part in Medicare
Dr. Oltmann 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. Michael Adolph Oltmann received $2,964 in industry payments from 2016 to 2025
CMS Open Payments shows 221 general payments to Dr. Oltmann from 31 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $714.
General payments to Dr. Oltmann by program year, 2016 to 2025
General payments to Dr. Oltmann by kind, 2016 to 2025
- Food and beverage$2,950100%
- Education$140%
Companies that paid Dr. Oltmann 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. Michael Adolph Oltmann graduated from University of Arkansas College of Medicine
Dr. Oltmann graduated from University of Arkansas College of Medicine in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael Adolph Oltmann'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) |
| 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. Michael Adolph Oltmann
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. Michael Adolph Oltmann's NPI number?
Dr. Michael Adolph Oltmann's NPI number is 1871676403. It was assigned on October 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Adolph Oltmann?
Dr. Michael Adolph Oltmann is an internist in Stuttgart, Arkansas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Michael Adolph Oltmann practice?
Dr. Oltmann practices at 1609 North Medical Drive, Stuttgart, AR 72160. Dr. Oltmann's primary practice is Baptist Health Stuttgart Medical Clinic in Stuttgart, Arkansas. Dmand AI also links Dr. Oltmann to 2 hospitals, 2 home health agencies and 1 medical group.
What is Dr. Michael Adolph Oltmann's office phone number?
The practice phone on file for Dr. Oltmann is (870) 673-7211.
What is Dr. Michael Adolph Oltmann's medical license number?
Dr. Oltmann holds South Carolina license LL28005, one of the licenses on file in 2 states.
Which states has Dr. Michael Adolph Oltmann been licensed in?
Dmand AI has state licenses on file for Dr. Oltmann in South Carolina and Arkansas.
Which hospitals is Dr. Michael Adolph Oltmann affiliated with?
Dr. Oltmann is affiliated with Baptist Health Medical Center-Stuttgart. Dmand AI links Dr. Oltmann to 2 more hospitals.
What medical group is Dr. Michael Adolph Oltmann part of?
Dr. Oltmann is linked to Baptist Health Stuttgart Medical Clinic. Dmand AI links Dr. Oltmann to 1 more medical group.
Does Dr. Michael Adolph Oltmann accept Medicare?
Yes. CMS data shows Dr. Oltmann billed Medicare for 18 services in 2019, and Dr. Oltmann accepts Medicare assignment.
How many Medicare patients does Dr. Michael Adolph Oltmann see?
CMS counts 13 Medicare patients who saw Dr. Oltmann in 2024, with an average age of 82.
Show 5 more questionsShow fewer questions
What services does Dr. Michael Adolph Oltmann bill to Medicare?
In 2019, Dr. Oltmann's most billed Medicare services were hospital inpatient care (99232).
Where did Dr. Michael Adolph Oltmann go to medical school?
Dr. Oltmann graduated from University of Arkansas College of Medicine in 2005.
What drugs does Dr. Michael Adolph Oltmann prescribe most?
In 2024 Medicare Part D data, Dr. Oltmann's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Gabapentin.
Has Dr. Michael Adolph Oltmann received payments from drug or device companies?
CMS Open Payments shows $2,964 in general payments to Dr. Oltmann from 31 companies from 2016 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Michael Adolph Oltmann been practicing?
Dr. Oltmann graduated from medical school in 2005, 21 years ago.
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