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Internal Medicine

Catherine H. Hanna, MD

Works at hospitals in Fort Walton Beach, FL · Florida

Summary

Dr. Catherine H. Hanna, MD is an internal medicine doctor at 131 Beal Pkwy NW, Fort Walton Beach, FL 32548. Phone: (850) 243-8558. Accepts Medicare assignment. In 2024, Catherine H. Hanna had 105 Original Medicare patients and 276 services. NPI 1033795919. 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: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 131 Beal Pkwy NW, Fort Walton Beach, FL 32548 · Directions (1 more location)
  • Phone: (850) 243‑8558
  • Medicare: Accepts Medicare assignment
  • Hospital: HCA Florida Fort Walton-Destin Hospital
  • Group practice: Hospital Medicine Services of Fl, LLC (+1 more)
  • Medical school: graduated 2021 (5 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Catherine H. Hanna, 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 Catherine H. Hanna accept Medicare assignment?
Yes. Medicare's clinician data says Catherine H. Hanna 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 Catherine H. Hanna see?
In 2024, CMS data shows 105 Original Medicare patients and 276 services for Catherine H. Hanna. This counts Original Medicare only and measures volume, not quality.
What is Catherine H. Hanna's NPI number?
1033795919. 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 Catherine H. Hanna, 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 patients105
Services billed to Medicare276
Different services or procedures6
Participating Medicare providerYes
Average age of these patients79

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)137 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)65 services
  3. Hospital discharge day management, 30 minutes or less (99238)49 services
  4. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)20 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 disease53%
  • Ischemic heart disease50%
  • Heart failure50%
  • Arthritis49%

Hospitals where Catherine H. Hanna works

Medicare's Facility Affiliation Data lists Catherine H. Hanna 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 Catherine H. Hanna is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Catherine H. Hanna as a member of these groups (CMS data updated October 2, 2026).

  • Hospital Medicine Services of Fl, LLC507 clinicians in the group
  • Anthony Decotis MD PA3 clinicians in the group

Specialties

Find other Internal Medicine doctors in Florida →

Other internal medicine doctors in Fort Walton Beach

Clinicians with the same Medicare primary specialty in Fort Walton Beach, FL — not a recommendation.

All internal medicine doctors in Fort Walton Beach →

Other clinicians in Hospital Medicine Services of Fl, LLC

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

Clinician information

CredentialMD
Graduation year2021 (5 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1033795919
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