Diana C. Oltean, APRN
- Medicare patients, 2024
- 46
- Part D claims, 2024
- 208
- Hospital affiliations
- 2
- Industry payments
- $122
- Medical groups
- 2
- Practice address
- 1947 N Founders Cir, Wichita, KS 67206
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ascension Medical Group Via Christi Founders Circle Gastroenterology - HOPD
Inpatient Rehabilitation Facility · Wichita, Kansas
Find Diana Oltean'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.
Diana C. Oltean is a family nurse practitioner in Wichita, Kansas
Diana Oltean practices at Ascension Medical Group Via Christi Founders Circle Gastroenterology - HOPD in Wichita, Kansas.
Diana Oltean's NPI, 1124596887, was assigned on November 10, 2018. Diana Oltean holds Kansas license 78445.
- NPI
- 1124596887NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658617790
- NPI enumeration date
- November 10, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Diana C. Oltean practices at Ascension Medical Group Via Christi Founders Circle Gastroenterology - HOPD in Wichita, Kansas
Diana Oltean's primary practice is Ascension Medical Group Via Christi Founders Circle Gastroenterology - HOPD, at 1947 N Founders Cir, Wichita, KS 67206.
- Ascension Medical Group Via Christi Founders Circle Gastroenterology - HOPD1947 N Founders Cir, Wichita, KS 67206
Source: Dmand AI Affiliation Data
Diana C. Oltean is affiliated with 4 sites of care and 2 medical groups
Diana Oltean's primary practice is Ascension Medical Group Via Christi Founders Circle Gastroenterology - HOPD in Wichita, Kansas. Diana Oltean is also affiliated with Ascension Via Christi St. Francis. The medical group on file is Ascension Medical Group Via Christi on Murdock. Dmand AI also links Diana Oltean to 2 more group practices and clinics and 1 medical group, each named with a free account. Diana Oltean's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Diana C. Oltean's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Diana Oltean practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension Medical Group Via Christi Founders Circle Gastroenterology - HOPD | 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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Diana C. Oltean is one of 1,724 family nurse practitioners in Kansas
Family is Diana Oltean's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Diana Oltean is licensed in Kansas.
Specialties and state licenses
- Family nurse practitioner, KansasPrimary
Family nurse practitioners near Diana Oltean
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
Diana C. Oltean treated 46 Medicare patients in 2024, average age 80
CMS counts 46 Medicare patients who saw Diana Oltean in 2024. The largest group is 85 and over, with 18 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 28% are also on Medicaid. Their average risk score is 2.51, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Diana Oltean's median patient age at 51, with 63% women.
Diana Oltean's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Diana Oltean's Medicare patients by sex, 2024
- Women1839%
- Men2861%
Chronic conditions among Diana Oltean's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis63%
- Heart failure57%
- Chronic kidney disease52%
- Depression52%
- Ischemic heart disease52%
- Mood disorders52%
Share of Medicare patients with each condition. A patient can have several.
Diana Oltean's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women63%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Diana C. Oltean wrote 208 Medicare Part D claims in 2024
In 2024, Diana Oltean wrote 208 Medicare Part D claims for 72 patients. 86% of them were for generic drugs.
Diana Oltean's Part D claims by kind of drug, 2024
- Generic178 claims86%
- Brand-name and other30 claims14%
Drug classes CMS tracks in Diana Oltean's Part D claims, 2024
- Antibiotics13%28 of 208 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 Diana C. Oltean takes part in Medicare
Diana Oltean 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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Diana C. Oltean received $122 in industry payments in 2025
CMS Open Payments shows 1 general payment to Diana Oltean from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Pulmonx Corporation paid the most, $122.
Companies that paid Diana Oltean 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 Diana C. Oltean'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 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 Diana C. Oltean
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Diana C. Oltean's NPI number?
Diana C. Oltean's NPI number is 1124596887. It was assigned on November 10, 2018, and it is active in the NPI Registry.
What does Diana C. Oltean specialize in?
Diana C. Oltean is a family nurse practitioner in Wichita, Kansas. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Diana C. Oltean practice?
Diana Oltean practices at 1947 N Founders Cir, Wichita, KS 67206. Diana Oltean's primary practice is Ascension Medical Group Via Christi Founders Circle Gastroenterology - HOPD in Wichita, Kansas. Dmand AI also links Diana Oltean to 2 group practices and clinics and 1 medical group.
What is Diana C. Oltean's medical license number?
Diana Oltean holds Kansas license 78445.
Which hospitals is Diana C. Oltean affiliated with?
Diana Oltean is affiliated with Ascension Via Christi St. Francis. Dmand AI links Diana Oltean to 1 more hospital.
What medical group is Diana C. Oltean part of?
Diana Oltean is linked to Ascension Medical Group Via Christi on Murdock. Dmand AI links Diana Oltean to 1 more medical group.
Does Diana C. Oltean accept Medicare?
Yes. CMS lists Diana Oltean as accepting Medicare assignment.
How many Medicare patients does Diana C. Oltean see?
CMS counts 46 Medicare patients who saw Diana Oltean in 2024, with an average age of 80.
Has Diana C. Oltean received payments from drug or device companies?
CMS Open Payments shows $122 in general payments to Diana Oltean from 1 company from 2025 to 2025. The largest total came from Pulmonx Corporation.
How long has Diana C. Oltean been practicing?
Diana Oltean graduated from medical school in 2018, 8 years ago.
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