Christa L. Hamann, ARNP
- Medicare patients, 2024
- 58
- Part D claims, 2024
- 1,725
- Hospital affiliations
- 2
- Industry payments
- $14
- Medical groups
- 2
- Practice address
- 104 W 2nd St, Alcester, SD 57001
- Practice phone
- Call (605) 934-2122
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Horizon Health Alcester Medical
FQHC - Main Site · Alcester, South Dakota
Find Christa Hamann'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.
Christa L. Hamann is a nurse practitioner in Alcester, South Dakota
Christa Hamann practices at Horizon Health Alcester Medical in Alcester, South Dakota.
Christa Hamann's NPI, 1386694297, was assigned on May 11, 2006. Christa Hamann holds Kansas license 45121.
- NPI
- 1386694297NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830092360
- NPI enumeration date
- May 11, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (605) 934-2122
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Christa L. Hamann practices at Horizon Health Alcester Medical in Alcester, South Dakota
Christa Hamann's primary practice is Horizon Health Alcester Medical, at 104 W 2nd St, Alcester, SD 57001 in Union County. The practice phone is (605) 934-2122.
- Horizon Health Alcester Medical104 W 2nd St, Alcester, SD 57001 · Union CountyPhone(605) 934-2122
Source: Dmand AI Affiliation Data
Christa L. Hamann is affiliated with 4 sites of care and 2 medical groups
Christa Hamann's primary practice is Horizon Health Alcester Medical in Alcester, South Dakota. Christa Hamann is also affiliated with Sanford USD Medical Center. The medical group on file is Horizon Health Care. Dmand AI also links Christa Hamann to 1 more hospital, 1 skilled nursing facility and 1 medical group, each named with a free account. Christa Hamann's employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Christa L. Hamann's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Christa Hamann practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Horizon Health Alcester Medical | 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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Christa L. Hamann is one of 404 nurse practitioners in South Dakota
Nurse practitioner is Christa Hamann's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Christa Hamann is licensed in Kansas.
Specialties and state licenses
- Nurse practitioner, KansasPrimary
Nurse practitioners near Christa Hamann
Counts of 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
Christa L. Hamann treated 58 Medicare patients in 2024, average age 75
CMS counts 58 Medicare patients who saw Christa Hamann in 2024. The largest group is 65 to 74, with 30 patients. 75% of them have high cholesterol, and 67% have high blood pressure. Their average risk score is 0.77, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Christa Hamann's median patient age at 69, with 56% women.
Christa Hamann's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Christa Hamann's Medicare patients by sex, 2024
- Women3662%
- Men2238%
Chronic conditions among Christa Hamann's Medicare patients, 2024
- High cholesterol75%
- High blood pressure67%
- Diabetes31%
- Chronic kidney disease29%
- Arthritis24%
- Cancer19%
Share of Medicare patients with each condition. A patient can have several.
Christa Hamann's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Christa L. Hamann wrote 1,725 Medicare Part D claims in 2024
In 2024, Christa Hamann wrote 1,725 Medicare Part D claims for 149 patients. 91% of them were for generic drugs.
Christa Hamann's Part D claims by kind of drug, 2024
- Generic1,562 claims91%
- Brand-name and other163 claims9%
Drug classes CMS tracks in Christa Hamann's Part D claims, 2024
- Opioids3%48 of 1,725 claims
- Antibiotics5%83 of 1,725 claims
- Antipsychotics, patients 65 and over1%13 of 1,725 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 Christa L. Hamann takes part in Medicare
Christa Hamann 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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Christa L. Hamann received $14 in industry payments in 2025
CMS Open Payments shows 1 general payment to Christa Hamann from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $14.
Companies that paid Christa Hamann 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 Christa L. Hamann'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 Christa L. Hamann
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Christa L. Hamann's NPI number?
Christa L. Hamann's NPI number is 1386694297. It was assigned on May 11, 2006, and it is active in the NPI Registry.
What does Christa L. Hamann specialize in?
Christa L. Hamann is a nurse practitioner in Alcester, South Dakota. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Christa L. Hamann practice?
Christa Hamann practices at 104 W 2nd St, Alcester, SD 57001. Christa Hamann's primary practice is Horizon Health Alcester Medical in Alcester, South Dakota. Dmand AI also links Christa Hamann to 1 hospital, 1 skilled nursing facility and 1 medical group.
What is Christa L. Hamann's office phone number?
The practice phone on file for Christa Hamann is (605) 934-2122.
What is Christa L. Hamann's medical license number?
Christa Hamann holds Kansas license 45121.
Which hospitals is Christa L. Hamann affiliated with?
Christa Hamann is affiliated with Sanford USD Medical Center. Dmand AI links Christa Hamann to 1 more hospital.
What medical group is Christa L. Hamann part of?
Christa Hamann is linked to Horizon Health Care. Dmand AI links Christa Hamann to 1 more medical group.
Does Christa L. Hamann accept Medicare?
Yes. CMS lists Christa Hamann as accepting Medicare assignment.
How many Medicare patients does Christa L. Hamann see?
CMS counts 58 Medicare patients who saw Christa Hamann in 2024, with an average age of 75.
Has Christa L. Hamann received payments from drug or device companies?
CMS Open Payments shows $14 in general payments to Christa Hamann from 1 company from 2025 to 2025. The largest total came from Eli Lilly and Company.
How long has Christa L. Hamann been practicing?
Christa Hamann graduated from medical school in 2000, 26 years ago.
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