Dr. Kolten S. Stemen, DO
- Medicare services, 2024
- 293
- Medicare patients, 2024
- 272
- Part D claims, 2024
- 112
- Hospital affiliations
- 1
- Medical groups
- 3
- Practice address
- 272 Hospital Road, Chillicothe, OH 45601
- Practice phone
- Call (740) 779-7500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Stemen'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. Kolten S. Stemen is an emergency medicine physician in Chillicothe, Ohio
Dr. Stemen practices at Adena Regional Medical Center in Chillicothe, Ohio, part of Adena Health System.
Dr. Stemen's NPI, 1144741224, was assigned on June 29, 2017. Dr. Stemen graduated from West Virginia University School of Medicine in 2017. Dr. Stemen holds Ohio license 34.014972.
- NPI
- 1144741224NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406185735
- NPI enumeration date
- June 29, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (740) 779-7500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kolten S. Stemen practices at Adena Regional Medical Center in Chillicothe, Ohio
Dr. Stemen's primary practice is Adena Regional Medical Center, at 272 Hospital Road, Chillicothe, OH 45601 in Ross County. The practice phone is (740) 779-7500.
- Adena Regional Medical Center272 Hospital Road, Chillicothe, OH 45601 · Ross CountyPhone(740) 779-7500
Source: Dmand AI Affiliation Data
Dr. Kolten S. Stemen is affiliated with 1 site of care and 3 medical groups
Dr. Stemen's primary practice is Adena Regional Medical Center in Chillicothe, Ohio, part of Adena Health System. The medical group on file is Emergency Professional Services of Ohio, Inc. Dmand AI also links Dr. Stemen to 2 more medical groups, 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. Kolten S. Stemen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stemen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Adena Regional Medical Center | Available with a free account |
| +2 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 Adena Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Kolten S. Stemen is one of 2,401 emergency medicine physicians in Ohio
Emergency medicine is Dr. Stemen's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Stemen is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Stemen's licenses on file in 2 states: Ohio and Michigan.
Specialties and state licenses
- Emergency medicine, OhioPrimary
- Student in an organized health care education/training program, Michigan
Emergency medicine physicians near Dr. Stemen
Counts of emergency 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. Kolten S. Stemen billed Medicare for 293 services in 2024
CMS data shows 293 Medicare services from Dr. Stemen across 3 procedure codes in 2024, for 272 Medicare patients. Medicare paid $35,096 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Stemen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3002024: 2932%
Dr. Stemen compared with the Ohio median for emergency medicine physicians, 2024
- Dr. Stemen
- Ohio median
- Medicare services
- 293vs 26610% above
- Medicare patients
- 272vs 24810% above
- Part D claims
- 40vs 6538% below
Medians across 2,448 emergency medicine physicians in Ohio with Dmand AI profiles that report each measure.
Dr. Stemen'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kolten S. Stemen treated 272 Medicare patients in 2024, average age 70
CMS counts 272 Medicare patients who saw Dr. Stemen in 2024. The largest group is 75 to 84, with 92 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 33% are also on Medicaid. Their average risk score is 2.06, 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. Stemen's median patient age at 61, with 51% women.
Dr. Stemen's Medicare patients by age, 2024
Dr. Stemen's Medicare patients by sex, 2024
- Women15858%
- Men11442%
Chronic conditions among Dr. Stemen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis54%
- Anxiety51%
- Mood disorders49%
- Diabetes47%
- Depression45%
- Ischemic heart disease45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Stemen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
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. Kolten S. Stemen wrote 112 Medicare Part D claims in 2024
In 2024, Dr. Stemen wrote 112 Medicare Part D claims for 92 patients. 97% of them were for generic drugs. CMS names the drug for 40 of them, across 2 drugs with 11 or more claims each, at $133 in total drug cost. In 2023, CMS named 56 claims across 3 drugs.
Dr. Stemen's Part D claims by kind of drug, 2024
- Generic109 claims97%
- Brand-name and other3 claims3%
Dr. Stemen'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. Stemen's Part D claims, 2024
- Antibiotics46%51 of 112 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: 562024: 4029%
Drugs named by CMS: 2 in 2024, 3 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. Kolten S. Stemen takes part in Medicare
Dr. Stemen 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. Kolten S. Stemen graduated from West Virginia University School of Medicine
Dr. Stemen graduated from West Virginia University School of Medicine in 2017.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Sources for Dr. Kolten S. Stemen'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) |
| 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. Kolten S. Stemen
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. Kolten S. Stemen's NPI number?
Dr. Kolten S. Stemen's NPI number is 1144741224. It was assigned on June 29, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Kolten S. Stemen?
Dr. Kolten S. Stemen is an emergency medicine physician in Chillicothe, Ohio. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Kolten S. Stemen practice?
Dr. Stemen practices at 272 Hospital Road, Chillicothe, OH 45601. Dr. Stemen's primary practice is Adena Regional Medical Center in Chillicothe, Ohio, part of Adena Health System. Dmand AI also links Dr. Stemen to 2 medical groups.
What is Dr. Kolten S. Stemen's office phone number?
The practice phone on file for Dr. Stemen is (740) 779-7500.
What is Dr. Kolten S. Stemen's medical license number?
Dr. Stemen holds Ohio license 34.014972, one of the licenses on file in 2 states.
Which states has Dr. Kolten S. Stemen been licensed in?
Dmand AI has state licenses on file for Dr. Stemen in Ohio and Michigan.
Which hospitals is Dr. Kolten S. Stemen affiliated with?
Dr. Stemen practices at Adena Regional Medical Center in Chillicothe, Ohio.
What medical group is Dr. Kolten S. Stemen part of?
Dr. Stemen is linked to Emergency Professional Services of Ohio, Inc. Dmand AI links Dr. Stemen to 2 more medical groups.
Does Dr. Kolten S. Stemen accept Medicare?
Yes. CMS data shows Dr. Stemen billed Medicare for 293 services in 2024, and Dr. Stemen accepts Medicare assignment.
How many Medicare patients does Dr. Kolten S. Stemen see?
CMS counts 272 Medicare patients who saw Dr. Stemen in 2024, with an average age of 70.
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Is Dr. Kolten S. Stemen board certified?
Yes. Dr. Stemen is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Kolten S. Stemen bill to Medicare?
In 2024, Dr. Stemen's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and emergency department visit (99283).
Where did Dr. Kolten S. Stemen go to medical school?
Dr. Stemen graduated from West Virginia University School of Medicine in 2017.
What drugs does Dr. Kolten S. Stemen prescribe most?
In 2024 Medicare Part D data, Dr. Stemen's most prescribed drugs by claims were Cephalexin and Prednisone.
How long has Dr. Kolten S. Stemen been practicing?
Dr. Stemen graduated from medical school in 2017, 9 years ago.
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