Alexander Robert Ende, MD
NPI 1437477197ActiveIndividual· Internal Medicine, Gastroenterology· Englewood, CO
Internal Medicine, Gastroenterology (MD) with South Denver Gastroenterology, P.C and 1 other group, practicing in Englewood, Colorado. Their prescriptions cost Medicare Part D more than their services did: $147,658 for 370 claims, against $39,668 paid for services in 2024. Abbvie Inc. was the largest of 15 companies reporting payments in 2025, $1,301 in all, mostly food and beverage. Lists Adventhealth Littleton and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1437477197 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 5, 2010 |
| Last updated in NPPES | Oct 31, 2023 |
| Certified by provider | Oct 31, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | DR0058180 | CO |
| Internal Medicine | 207R00000X | MT197336 | PA |
| Student in an Organized Health Care Education/Training Program | 390200000X | MT197336 | PA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (CO); Practitioner - Gastroenterology (KS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 182 |
|---|---|
| Services billed | 364 across 35 procedure codes |
| Paid by Medicare | $39,668 |
Part D prescriptions in 2024
| Prescriptions (claims) | 370 · 590 30-day fills |
|---|---|
| Patients | 218 |
| Total drug cost | $147,658 |
| Generic share | 52% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical groups
- South Denver Gastroenterology, P.CLone Tree, CO · 54 clinicians
- Goodland Regional Medical CenterGoodland, KS · 21 clinicians
Hospital affiliations
- Adventhealth LittletonLittleton, CO
- Goodland Regional Medical CenterGoodland, KS
- Hca-Healthone DBA Swedish Medical CenterEnglewood, CO
- Kit Carson County Memorial HospitalBurlington, CO
- Sky Ridge Medical CenterLone Tree, CO
Industry payments (Open Payments)
- 2025$1,301 · 57 payments from 15 companies
- 2024$1,656 · 68 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $440.41 | 20 |
| Janssen Biotech, Inc. | $128.25 | 6 |
| Takeda Pharmaceuticals U.S.A., Inc. | $117.47 | 5 |
| Boston Scientific Corporation | $102.95 | 1 |
| Ardelyx, Inc. | $97.37 | 4 |
What the 2025 payments were for
- Food and Beverage$1,301 · 57 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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