William J. Flynn, MD

Medicare activity in 2024

Official CMS public-use data for William J. Flynn, 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 office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)1,972 services
2. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)1,308 services
3. Injection, dexamethasone sodium phosphate, 1 mg (J1100)1,272 services
4. Injection of drug or substance under skin or into muscle (96372)800 services
5. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)641 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%
• Arthritis75%
• Diabetes34%
• Ischemic heart disease27%
• Atrial fibrillation20%

Hospitals where William J. Flynn works

Medicare's Facility Affiliation Data lists William J. Flynn 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.

• Ascension Sacred Heart BayPanama City, FL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 100026
• HCA Florida Gulf Coast HospitalPanama City, FL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 100242
• Northwest Florida Community HospitalChipley, FL · Critical Access Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 101308

Practice locations

Addresses where William J. Flynn is enrolled with Medicare (CMS data updated October 2, 2026).

• 2211 Harrison AvePanama City, FL 32405 (850) 763‑2555

Specialties

• Internal Medicineprimary

Find other Internal Medicine doctors in Florida →

Other internal medicine doctors in Panama City

Clinicians with the same Medicare primary specialty in Panama City, FL — not a recommendation.

• Vickie N. Harrell, MD
• Fatema Omran, MD
• Ata Ulhaq, MD
• Alynna Knaub, DO
• Syed A. Gilani, MD
• Victor M. Ortega-Jimenez, MD
• Liaqat Hayat, MD
• Zafar Hussain, MD

All internal medicine doctors in Panama City →

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