Quick answers
- Does Guillermo G. Trevino accept Medicare assignment?
- Yes. Medicare's clinician data says Guillermo G. Trevino 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 Guillermo G. Trevino see?
- In 2024, CMS data shows 313 Original Medicare patients and 1,343 services for Guillermo G. Trevino. This counts Original Medicare only and measures volume, not quality.
- What is Guillermo G. Trevino's NPI number?
- 1184652497. 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 Guillermo G. Trevino, 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 | 313 |
|---|---|
| Services billed to Medicare | 1,343 |
| Different services or procedures | 28 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)393 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)337 services
- Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)298 services
- Administration of influenza virus vaccine (G0008)41 services
- Influenza vaccine split virus, preservative free (90662)32 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%
- Diabetes40%
- Arthritis40%
- Chronic kidney disease27%
- Ischemic heart disease26%
Hospitals where Guillermo G. Trevino works
Medicare's Facility Affiliation Data lists Guillermo G. Trevino 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.
- Atrium Medical CenterFranklin, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 360076
- Kettering Health TroyTroy, OH · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 360368
- Upper Valley Medical CenterTroy, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 360174
- Wayne HospitalGreenville, OH · Critical Access Hospital · Emergency services: listed by Medicare · CCN 361335
- Wilson Memorial HospitalSidney, OH · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 360013
Practice locations
Addresses where Guillermo G. Trevino is enrolled with Medicare (CMS data updated October 2, 2026).
- 2600 Mote DrCovington, OH 45318 (937) 473‑3025
Group practices
Medicare enrollment lists Guillermo G. Trevino as a member of this group (CMS data updated October 2, 2026).
- Upper Valley Professional Corporation91 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Ohio
Clinicians with the same Medicare primary specialty in Ohio — not a recommendation.
Other clinicians in Upper Valley Professional Corporation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Ohio State University College Of Medicine |
| Graduation year | 2002 (24 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) | 1184652497 |
| 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