Quick answers
- Does Manuel A. Guerrero accept Medicare assignment?
- Yes. Medicare's clinician data says Manuel A. Guerrero 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 Manuel A. Guerrero see?
- In 2024, CMS data shows 63 Original Medicare patients and 122 services for Manuel A. Guerrero. This counts Original Medicare only and measures volume, not quality.
- What is Manuel A. Guerrero's NPI number?
- 1548380488. 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 Manuel A. Guerrero, 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 | 63 |
|---|---|
| Services billed to Medicare | 122 |
| Different services or procedures | 43 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)19 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 pressure73%
- High cholesterol68%
- Arthritis46%
- Depression30%
- Anxiety30%
- Ischemic heart disease27%
Hospitals where Manuel A. Guerrero works
Medicare's Facility Affiliation Data lists Manuel A. Guerrero 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.
- Grande Ronde HospitalLa Grande, OR · Critical Access Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 381321
- Jacobi Medical CenterBronx, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330127
- Long Island Community HospitalPatchogue, NY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 330141
- New York Community Hospital of Brooklyn, Inc.Brooklyn, NY · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 330019
Practice locations
Addresses where Manuel A. Guerrero is enrolled with Medicare (CMS data updated October 2, 2026).
- 111 BroadwayNew York, NY 10006 (212) 263‑9700
- 1200 S Columbia RdGrand Forks, ND 58201 (701) 780‑5000
- 1380 S Columbia RdGrand Forks, ND 58201 (701) 795‑2000
- 300 N Graham St, Suite 125Portland, OR 97227 (503) 413‑3714
- 900 Sunset DrLa Grande, OR 97850 (541) 963‑8421
Group practices
Medicare enrollment lists Manuel A. Guerrero as a member of these groups (CMS data updated October 2, 2026).
- New York University6,134 clinicians in the group
- Legacy Clinics LLC713 clinicians in the group
- Altru Health System684 clinicians in the group
- Grande Ronde Hospital Inc97 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in New York
Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.
Other clinicians in New York University
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Oregon Health Sciences University School Of Medicine |
| Graduation year | 2004 (22 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1548380488 |
| 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