Miriam A. Velazquez, DO

Medicare activity in 2024

Official CMS public-use data for Miriam A. Velazquez, 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. Pathology examination of tissue using a microscope, intermediate complexity (88305)249 services
2. Special stained specimen slides to examine tissue, each additional procedure (88341)213 services
3. Special stained specimen slides to examine tissue, initial procedure (88342)104 services
4. Pathology examination of tissue using a microscope, moderately high complexity (88307)66 services
5. Pathology examination of tissue using a microscope, moderately low complexity (88304)43 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%
• Arthritis46%
• Diabetes45%
• Ischemic heart disease39%
• Chronic kidney disease34%

Hospitals where Miriam A. Velazquez works

Medicare's Facility Affiliation Data lists Miriam A. Velazquez 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 St. Joseph HospitalOrange, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050069
• San Antonio Regional HospitalUpland, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050099

Practice locations

Addresses where Miriam A. Velazquez is enrolled with Medicare (CMS data updated October 2, 2026).

• 1100 W Stewart DrOrange, CA 92868 (714) 771‑8912
• 20001 S Rancho WayRancho Dominguez, CA 90220 (310) 225‑3244
• 999 San Bernardino RdUpland, CA 91786

Group practices

Medicare enrollment lists Miriam A. Velazquez as a member of these groups (CMS data updated October 2, 2026).

• Affiliated Pathologists Medical Group, Inc.45 clinicians in the group
• Excel Pathology4 clinicians in the group

Specialties

• Pathologyprimary

Find other Pathology doctors in California →

Other pathologists in Orange

Clinicians with the same Medicare primary specialty in Orange, CA — not a recommendation.

• Jaydeep J. Johal, MD
• Steven Kolker, MD
• Genevieve M. Crane, MD
• Ali Afsari, MD
• Daniel P. Molden, MD
• Maryam Ahmadi, MD
• Namratha Adiyeri Kandiyil
• Thomas Lawton, MD

All pathologists in Orange →

Other clinicians in Affiliated Pathologists Medical Group, Inc.

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

• Sanja Krajisnik, MD
• Si V. Nguyen, MD
• Thomas G. Hirose, MD
• Timothy Law, MD
• Ashley Tarasen, MD
• Walid Salahi, 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