Dr. Timothy Dale Hartman Jr., DO
- Medicare services, 2024
- 275
- Medicare patients, 2024
- 251
- Part D claims, 2024
- 338
- MIPS score, 2024
- 97
- Hospital affiliations
- 4
- Practice address
- 5440 Kings Island Drive, Mason, OH 45040
- Practice phone
- Call (513) 637-9999
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hartman'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. Timothy Dale Hartman Jr. is an emergency medicine physician in Mason, Ohio
Dr. Hartman practices at Mercy Health - Kings Mills Hospital in Mason, Ohio, part of Bon Secours Mercy Health.
Dr. Hartman's NPI, 1891021937, was assigned on October 24, 2009. Dr. Hartman holds Ohio license 34.010950.
- NPI
- 1891021937NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729992037
- NPI enumeration date
- October 24, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (513) 637-9999
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Timothy Dale Hartman Jr. practices at Mercy Health - Kings Mills Hospital in Mason, Ohio
Dr. Hartman's primary practice is Mercy Health - Kings Mills Hospital, at 5440 Kings Island Drive, Mason, OH 45040 in Warren County. The practice phone is (513) 637-9999.
- Mercy Health - Kings Mills Hospital5440 Kings Island Drive, Mason, OH 45040 · Warren CountyPhone(513) 637-9999
Source: Dmand AI Affiliation Data
Dr. Timothy Dale Hartman Jr. is affiliated with 4 sites of care and 2 medical groups
Dr. Hartman's primary practice is Mercy Health - Kings Mills Hospital in Mason, Ohio, part of Bon Secours Mercy Health. Dr. Hartman is also affiliated with Bethesda North Hospital. The medical group on file is Emergency Medicine Physicians. Dmand AI also links Dr. Hartman to 2 more hospitals and 1 medical group, 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. Timothy Dale Hartman Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hartman practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Health - Kings Mills Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Timothy Dale Hartman Jr. is one of 2,401 emergency medicine physicians in Ohio
Emergency medicine is Dr. Hartman's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Hartman is licensed in Ohio.
Specialties and state licenses
- Emergency medicine, OhioPrimary
Emergency medicine physicians near Dr. Hartman
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. Timothy Dale Hartman Jr. billed Medicare for 275 services in 2024
CMS data shows 275 Medicare services from Dr. Hartman across 3 procedure codes in 2024, for 251 Medicare patients. Medicare paid $33,857 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Hartman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2652024: 2754%
- Tests and treatments
- 2023: 222024: 0100%
Dr. Hartman compared with the Ohio median for emergency medicine physicians, 2024
- Dr. Hartman
- Ohio median
- Medicare services
- 275vs 266Close to median
- Medicare patients
- 251vs 248Close to median
- Part D claims
- 265vs 654.1 times
Medians across 2,448 emergency medicine physicians in Ohio with Dmand AI profiles that report each measure.
Dr. Hartman'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. Timothy Dale Hartman Jr. treated 251 Medicare patients in 2024, average age 76
CMS counts 251 Medicare patients who saw Dr. Hartman in 2024. The largest group is 65 to 74, with 92 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.63, 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. Hartman's median patient age at 48, with 59% women.
Dr. Hartman's Medicare patients by age, 2024
Dr. Hartman's Medicare patients by sex, 2024
- Women13755%
- Men11445%
Chronic conditions among Dr. Hartman's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Ischemic heart disease45%
- Mood disorders45%
- Chronic kidney disease42%
- Depression41%
- Diabetes41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hartman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 48
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Timothy Dale Hartman Jr. wrote 338 Medicare Part D claims in 2024
In 2024, Dr. Hartman wrote 338 Medicare Part D claims for 188 patients. 93% of them were for generic drugs. CMS names the drug for 265 of them, across 11 drugs with 11 or more claims each, at $1,642 in total drug cost. In 2023, CMS named 228 claims across 9 drugs.
Dr. Hartman's Part D claims by kind of drug, 2024
- Generic313 claims93%
- Brand-name and other25 claims7%
Dr. Hartman'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. Hartman's Part D claims, 2024
- Opioids9%31 of 338 claims
- Antibiotics22%73 of 338 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: 2282024: 26516%
Drugs named by CMS: 11 in 2024, 9 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
Dr. Timothy Dale Hartman Jr. scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Hartman for performance year 2024, reported as part of a group. Dr. Hartman accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Hartman's MIPS scores, performance year 2024
- 97of 100Final score
- 91.2of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Sources for Dr. Timothy Dale Hartman Jr.'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)Clinician Public Reporting: Overall MIPS Performance (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. Timothy Dale Hartman Jr.
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. Timothy Dale Hartman Jr.'s NPI number?
Dr. Timothy Dale Hartman Jr.'s NPI number is 1891021937. It was assigned on October 24, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Timothy Dale Hartman Jr.?
Dr. Timothy Dale Hartman Jr. is an emergency medicine physician in Mason, Ohio. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Timothy Dale Hartman Jr. practice?
Dr. Hartman practices at 5440 Kings Island Drive, Mason, OH 45040. Dr. Hartman's primary practice is Mercy Health - Kings Mills Hospital in Mason, Ohio, part of Bon Secours Mercy Health. Dmand AI also links Dr. Hartman to 2 hospitals and 1 medical group.
What is Dr. Timothy Dale Hartman Jr.'s office phone number?
The practice phone on file for Dr. Hartman is (513) 637-9999.
What is Dr. Timothy Dale Hartman Jr.'s medical license number?
Dr. Hartman holds Ohio license 34.010950.
Which hospitals is Dr. Timothy Dale Hartman Jr. affiliated with?
Dr. Hartman practices at Mercy Health - Kings Mills Hospital in Mason, Ohio. Dr. Hartman is also affiliated with Bethesda North Hospital. Dmand AI links Dr. Hartman to 2 more hospitals.
What medical group is Dr. Timothy Dale Hartman Jr. part of?
Dr. Hartman is linked to Emergency Medicine Physicians. Dmand AI links Dr. Hartman to 1 more medical group.
Does Dr. Timothy Dale Hartman Jr. accept Medicare?
Yes. CMS data shows Dr. Hartman billed Medicare for 275 services in 2024, and Dr. Hartman accepts Medicare assignment.
What is Dr. Timothy Dale Hartman Jr.'s MIPS score?
Dr. Hartman's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.
How many Medicare patients does Dr. Timothy Dale Hartman Jr. see?
CMS counts 251 Medicare patients who saw Dr. Hartman in 2024, with an average age of 76.
Show 3 more questionsShow fewer questions
What services does Dr. Timothy Dale Hartman Jr. bill to Medicare?
In 2024, Dr. Hartman's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).
What drugs does Dr. Timothy Dale Hartman Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Hartman's most prescribed drugs by claims were Naproxen, Ondansetron ODT and Cephalexin.
How long has Dr. Timothy Dale Hartman Jr. been practicing?
Dr. Hartman graduated from medical school in 2009, 17 years ago.
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