Chase A. Holtman
- Medicare patients, 2024
- 43
- Part D claims, 2024
- 354
- Hospital affiliations
- 2
- Industry payments
- $59
- Medical groups
- 2
- Practice address
- 615 North Promenade Street,P O Box 530, Havana, IL 62644
- Practice phone
- Call (309) 543-4431
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Chase Holtman'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.
Chase A. Holtman is a family nurse practitioner in Havana, Illinois
Chase Holtman practices at Mason District Hospital in Havana, Illinois, part of Mason District Hospital.
Chase Holtman's NPI, 1912418799, was assigned on October 19, 2017. Chase Holtman holds Illinois license 209.016758.
- NPI
- 1912418799NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608136007
- NPI enumeration date
- October 19, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (309) 543-4431
- 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)
Chase A. Holtman practices at Mason District Hospital in Havana, Illinois
Chase Holtman's primary practice is Mason District Hospital, at 615 North Promenade Street,P O Box 530, Havana, IL 62644 in Mason County. The practice phone is (309) 543-4431.
- Mason District Hospital615 North Promenade Street,P O Box 530, Havana, IL 62644 · Mason CountyPhone(309) 543-4431
Source: Dmand AI Affiliation Data
Chase A. Holtman is affiliated with 2 sites of care and 2 medical groups
Chase Holtman's primary practice is Mason District Hospital in Havana, Illinois, part of Mason District Hospital. Chase Holtman is also affiliated with OSF Saint Francis Medical Center. The medical group on file is OSF Multi-Specialty Group. Dmand AI also links Chase Holtman to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Chase A. Holtman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Chase Holtman practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mason District Hospital | Available with a free account |
| +1 more site and 1 medical group | 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 Mason District Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Chase A. Holtman is one of 7,275 family nurse practitioners in Illinois
Family is Chase Holtman's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Chase Holtman is licensed in Illinois.
Specialties and state licenses
- Family nurse practitioner, IllinoisPrimary
Family nurse practitioners near Chase Holtman
Counts of family nurse practitioners 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
Chase A. Holtman treated 43 Medicare patients in 2024, average age 72
CMS counts 43 Medicare patients who saw Chase Holtman in 2024. The largest group is 65 to 74, with 20 patients. 70% of them have high blood pressure, and 56% have high cholesterol. Their average risk score is 1.14, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Chase Holtman's median patient age at 30, with 59% women.
Chase Holtman's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chase Holtman's Medicare patients by sex, 2024
- Women2865%
- Men1535%
Chronic conditions among Chase Holtman's Medicare patients, 2024
- High blood pressure70%
- High cholesterol56%
- Arthritis37%
- Chronic kidney disease33%
Share of Medicare patients with each condition. A patient can have several.
Chase Holtman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 30
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Chase A. Holtman wrote 354 Medicare Part D claims in 2024
In 2024, Chase Holtman wrote 354 Medicare Part D claims for 232 patients. 96% of them were for generic drugs.
Chase Holtman's Part D claims by kind of drug, 2024
- Generic340 claims96%
- Brand-name14 claims4%
Drug classes CMS tracks in Chase Holtman's Part D claims, 2024
- Antibiotics51%179 of 354 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Chase A. Holtman takes part in Medicare
Chase Holtman 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)
For MedTech and pharma teams
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Chase A. Holtman received $59 in industry payments in 2025
CMS Open Payments shows 3 general payments to Chase Holtman from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $24.
Companies that paid Chase Holtman the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Chase A. Holtman'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 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 (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) |
| 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 Chase A. Holtman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Chase A. Holtman's NPI number?
Chase A. Holtman's NPI number is 1912418799. It was assigned on October 19, 2017, and it is active in the NPI Registry.
What does Chase A. Holtman specialize in?
Chase A. Holtman is a family nurse practitioner in Havana, Illinois. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Chase A. Holtman practice?
Chase Holtman practices at 615 North Promenade Street,P O Box 530, Havana, IL 62644. Chase Holtman's primary practice is Mason District Hospital in Havana, Illinois, part of Mason District Hospital. Dmand AI also links Chase Holtman to 1 medical group.
What is Chase A. Holtman's office phone number?
The practice phone on file for Chase Holtman is (309) 543-4431.
What is Chase A. Holtman's medical license number?
Chase Holtman holds Illinois license 209.016758.
Which hospitals is Chase A. Holtman affiliated with?
Chase Holtman practices at Mason District Hospital in Havana, Illinois. Chase Holtman is also affiliated with OSF Saint Francis Medical Center.
What medical group is Chase A. Holtman part of?
Chase Holtman is linked to OSF Multi-Specialty Group. Dmand AI links Chase Holtman to 1 more medical group.
Does Chase A. Holtman accept Medicare?
Yes. CMS lists Chase Holtman as accepting Medicare assignment.
How many Medicare patients does Chase A. Holtman see?
CMS counts 43 Medicare patients who saw Chase Holtman in 2024, with an average age of 72.
Has Chase A. Holtman received payments from drug or device companies?
CMS Open Payments shows $59 in general payments to Chase Holtman from 3 companies from 2025 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Chase A. Holtman been practicing?
Chase Holtman graduated from medical school in 2017, 9 years ago.
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