Federico Fenton Portillo, MD

Medicare activity in 2024

Official CMS public-use data for Federico Fenton Portillo, 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.

Most frequent services

1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)173 services
2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)142 services
3. Hospital discharge day management, more than 30 minutes (99239)60 services
4. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)40 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%
• Chronic kidney disease48%
• Arthritis44%
• Diabetes43%
• Depression43%

Hospitals where Federico Fenton Portillo works

Medicare's Facility Affiliation Data lists Federico Fenton Portillo 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.

• Providence Regional Medical Center EverettEverett, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 500014

Practice locations

Addresses where Federico Fenton Portillo is enrolled with Medicare (CMS data updated October 2, 2026).

• 1321 Colby AveEverett, WA 98201 (425) 261‑3968

Group practices

Medicare enrollment lists Federico Fenton Portillo as a member of these groups (CMS data updated October 2, 2026).

• Providence Health and Services- Washington529 clinicians in the group
• Providence Health and Services-Wa25 clinicians in the group

Specialties

• Internal Medicineprimary
• Hospitalistalso

Find other Internal Medicine doctors in Washington →

Other internal medicine doctors in Everett

Clinicians with the same Medicare primary specialty in Everett, WA — not a recommendation.

• Roger E. Taber, MD
• Ward K. Chow, MD
• David A. Lin, MD
• Uuganbayar Jargal, DO
• Yuan Po Tu, MD
• Tara E. Nysoe, MD
• Amandeep Kaur, MD
• Chad A. Rieck, MD

All internal medicine doctors in Everett →

Other clinicians in Providence Health and Services- Washington

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

• Renee Monteiro, MD
• Sheetal Dhoke, MD
• Lynnette M. Lacek, MD
• Wen Chen
• Jeremy King, NP
• Adiba A. Syeda, MD

Clinician information

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

1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
6. Medicare Care Compare — official Medicare tool to look up clinicians