Quick answers
- Does Wilman R. Ortega Perez accept Medicare assignment?
- Yes. Medicare's clinician data says Wilman R. Ortega Perez accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Wilman R. Ortega Perez see?
- In 2024, CMS data shows 143 Original Medicare patients and 377 services for Wilman R. Ortega Perez. This counts Original Medicare only and measures volume, not quality.
- What is Wilman R. Ortega Perez's NPI number?
- 1720174246. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Wilman R. Ortega Perez, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 143 |
|---|---|
| Services billed to Medicare | 377 |
| Different services or procedures | 14 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)74 services
- Test to determine lung volumes using sensors (94726)45 services
- Test to examine how well the lungs exchange gases (94729)44 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)41 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)30 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- COPD57%
- Arthritis48%
- Diabetes45%
- Ischemic heart disease44%
Hospitals where Wilman R. Ortega Perez works
Medicare's Facility Affiliation Data lists Wilman R. Ortega Perez at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Mercy Hospital LincolnTroy, MO · Critical Access Hospital · Emergency services: listed by Medicare · CCN 261319
Practice locations
Addresses where Wilman R. Ortega Perez is enrolled with Medicare (CMS data updated October 2, 2026).
- 1173 E Cherry St, Mercy Clinic Pulmonology Troy 1173Troy, MO 63379 (636) 528‑3276
- 15740 S Outer 40 RdChesterfield, MO 63017 (636) 237‑4200
- 2460 Curtis Ellis DrRocky Mount, NC 27804 (252) 962‑6503
- 669 W Polo DrSaint Louis, MO 63105 (252) 962‑8076
- 901 Patients 1st Dr, Suite 3400Washington, MO 63090 (636) 231‑6245
Group practices
Medicare enrollment lists Wilman R. Ortega Perez as a member of these groups (CMS data updated October 2, 2026).
- Mercy Aco Clinical Services Inc170 clinicians in the group
- NHCS Physicians Inc97 clinicians in the group
- Mercy Clinic Pulmonology Washington LLC3 clinicians in the group
Specialties
- Critical Care (Intensivists)primary
Find other Critical Care (Intensivists) doctors in Missouri →
Other critical care doctors in Missouri
Clinicians with the same Medicare primary specialty in Missouri — not a recommendation.
Other clinicians in Mercy Aco Clinical Services Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1993 (33 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1720174246 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians