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General Surgery

Melinda M. Hass, MD

Works at hospitals in Geneseo, IL · Bettendorf, IA · Rock Island, IL · Illinois, Iowa

Summary

Dr. Melinda M. Hass, MD is a general surgeon at 2701 17th St, Rock Island, IL 61201. Phone: (309) 779-5000. Accepts Medicare assignment. In 2024, Melinda M. Hass had 143 Original Medicare patients and 290 services. NPI 1861469496. 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: General surgeon (Medicare lists General Surgery)
  • Address: 2701 17th St, Rock Island, IL 61201 · Directions (4 more locations)
  • Phone: (309) 779‑5000
  • Medicare: Accepts Medicare assignment
  • Hospitals: Hammond Henry Hospital, Trinity - Bettendorf, Trinity Rock Island
  • Group practice: Iowa Physicians Clinic Medical Foundation
  • Medical school: University Of Iowa, Rj & L Carver College Of Medicine · graduated 1995 (31 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Melinda M. Hass, 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 Melinda M. Hass accept Medicare assignment?
Yes. Medicare's clinician data says Melinda M. Hass 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 Melinda M. Hass see?
In 2024, CMS data shows 143 Original Medicare patients and 290 services for Melinda M. Hass. This counts Original Medicare only and measures volume, not quality.
What is Melinda M. Hass's NPI number?
1861469496. 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 Melinda M. Hass, 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 patients143
Services billed to Medicare290
Different services or procedures43
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)53 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)53 services
  3. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)25 services
  4. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)23 services
  5. 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)18 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 cholesterol75%
  • High blood pressure74%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)63%
  • Arthritis55%
  • Ischemic heart disease31%
  • Chronic kidney disease26%

Hospitals where Melinda M. Hass works

Medicare's Facility Affiliation Data lists Melinda M. Hass 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.

  • Hammond Henry HospitalGeneseo, IL · Critical Access Hospital · Emergency services: listed by Medicare · CCN 141319
  • Trinity - BettendorfBettendorf, IA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 160104
  • Trinity Rock IslandRock Island, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140280

Practice locations

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

Group practices

Medicare enrollment lists Melinda M. Hass as a member of this group (CMS data updated October 2, 2026).

  • Iowa Physicians Clinic Medical Foundation1,246 clinicians in the group

Specialties

Find other General Surgery doctors in Illinois →

Other general surgeons in Illinois

Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.

All general surgeons in Illinois →

Other clinicians in Iowa Physicians Clinic Medical Foundation

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

Clinician information

CredentialMD
Medical schoolUniversity Of Iowa, Rj & L Carver College Of Medicine
Graduation year1995 (31 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1861469496
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