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Ophthalmology

Ashley M. Riley, MD

Works at hospitals in Fresno, CA · California

Summary

Dr. Ashley M. Riley, MD is an ophthalmologist at 1360 E Herndon Ave, Suite 201, Fresno, CA 93720. Phone: (559) 449-5050. Accepts Medicare assignment. In 2024, Ashley M. Riley had 284 Original Medicare patients and 619 services. NPI 1528528197. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Ophthalmologist (Medicare lists Ophthalmology)
  • Address: 1360 E Herndon Ave, Suite 201, Fresno, CA 93720 · Directions (1 more location)
  • Phone: (559) 449‑5050
  • Medicare: Accepts Medicare assignment
  • Hospital: Fresno Surgical Hospital
  • Group practice: Camarena Health (+1 more)
  • Medical school: Indiana University School Of Medicine · graduated 2019 (7 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Ashley M. Riley, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Ashley M. Riley accept Medicare assignment?
Yes. Medicare's clinician data says Ashley M. Riley 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 Ashley M. Riley see?
In 2024, CMS data shows 284 Original Medicare patients and 619 services for Ashley M. Riley. This counts Original Medicare only and measures volume, not quality.
What is Ashley M. Riley's NPI number?
1528528197. 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 Ashley M. Riley, 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 patients284
Services billed to Medicare619
Different services or procedures30
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)125 services
  2. New patient complete exam of visual system (92004)66 services
  3. Measurement of corneal curvature and depth of eye (92136)62 services
  4. Established patient complete exam of visual system (92014)58 services
  5. Removal of cataract with insertion of prosthetic lens (66984)48 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%
  • Diabetes50%
  • Arthritis46%
  • Chronic kidney disease33%
  • Ischemic heart disease30%

Hospitals where Ashley M. Riley works

Medicare's Facility Affiliation Data lists Ashley M. Riley 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.

Practice locations

Addresses where Ashley M. Riley is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ashley M. Riley as a member of these groups (CMS data updated October 2, 2026).

  • Camarena Health82 clinicians in the group
  • Insight Vision Center Medical Group Inc11 clinicians in the group

Specialties

Find other Ophthalmology doctors in California →

Other ophthalmologists in Fresno

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

All ophthalmologists in Fresno →

Other clinicians in Camarena Health

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

Clinician information

CredentialMD
Medical schoolIndiana University School Of Medicine
Graduation year2019 (7 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1528528197
CorrectionsReport 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

  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