Quick answers
- Does Gerardo Ismael G. Gueco accept Medicare assignment?
- Yes. Medicare's clinician data says Gerardo Ismael G. Gueco 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 Gerardo Ismael G. Gueco see?
- In 2024, CMS data shows 286 Original Medicare patients and 934 services for Gerardo Ismael G. Gueco. This counts Original Medicare only and measures volume, not quality.
- What is Gerardo Ismael G. Gueco's NPI number?
- 1417289463. 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 Gerardo Ismael G. Gueco, 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 | 286 |
|---|---|
| Services billed to Medicare | 934 |
| Different services or procedures | 15 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)538 services
- Hospital discharge day management, more than 30 minutes (99239)170 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)101 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)45 services
- Critical care, first 30-74 minutes (99291)36 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%
- Arthritis70%
- Chronic kidney disease57%
- Ischemic heart disease56%
- Heart failure55%
Hospitals where Gerardo Ismael G. Gueco works
Medicare's Facility Affiliation Data lists Gerardo Ismael G. Gueco 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.
- Barnes Jewish HospitalSaint Louis, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260032
- Phelps County Regional Medical CenterRolla, MO · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 260017
- Salem Memorial District HospitalSalem, MO · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 261318
Practice locations
Addresses where Gerardo Ismael G. Gueco is enrolled with Medicare (CMS data updated October 2, 2026).
- 1000 W 10th StRolla, MO 65401 (573) 364‑9000
Group practices
Medicare enrollment lists Gerardo Ismael G. Gueco as a member of these groups (CMS data updated October 2, 2026).
- PCRMC Medical Group Inc120 clinicians in the group
- Phelps County Regional Medical Center116 clinicians in the group
Specialties
- Hospitalistprimary
Other hospitalists in Rolla
Clinicians with the same Medicare primary specialty in Rolla, MO — not a recommendation.
Other clinicians in PCRMC Medical Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2002 (24 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1417289463 |
| 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