Walter P. Harris Jr., MD

Medicare activity in 2024

Official CMS public-use data for Walter P. Harris Jr., 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. Established patient complete exam of visual system (92014)306 services
2. Exam of visual field with extended testing (92083)174 services
3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)167 services
4. Imaging of optic nerve (92133)127 services
5. Measurement of corneal curvature and depth of eye (92136)123 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 cholesterol74%
• High blood pressure73%
• Arthritis42%
• Diabetes34%
• Chronic kidney disease25%
• Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)22%

Hospitals where Walter P. Harris Jr. works

Medicare's Facility Affiliation Data lists Walter P. Harris Jr. 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.

• Wills Eye HospitalPhiladelphia, PA · Acute Care Hospital · Emergency services: not listed by Medicare · CCN 390331

Practice locations

Addresses where Walter P. Harris Jr. is enrolled with Medicare (CMS data updated October 2, 2026).

• 2000 Hamilton St, Suite 306Philadelphia, PA 19130 (215) 928‑3000
• 840 Walnut StPhiladelphia, PA 19107 (215) 928‑3041

Group practices

Medicare enrollment lists Walter P. Harris Jr. as a member of this group (CMS data updated October 2, 2026).

• Wills Eye Ophthalmology Clinic, Inc147 clinicians in the group

Specialties

• Ophthalmologyprimary

Find other Ophthalmology doctors in Pennsylvania →

Other ophthalmologists in Philadelphia

Clinicians with the same Medicare primary specialty in Philadelphia, PA — not a recommendation.

• Alexander J. Brucker, MD
• Ali Salimi, MD
• Brad H. Feldman, MD
• Thomas L. Lamson, MD
• Blair K. Armstrong, MD
• Lucie Guo, MD
• Steven R. Skula, MD
• Stefanie L. Davidson, MD

All ophthalmologists in Philadelphia →

Other clinicians in Wills Eye Ophthalmology Clinic, Inc

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

• Ranjoo K. Prasad, OD
• John C. Witherell, MD
• Ali Salimi, MD
• Brad H. Feldman, MD
• Anthony P. Mannarino, MD
• John A. Epstein, 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