Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Hospitalist

Joseph J. Kwofie, DO

Works at hospitals in Waterloo, IA · Grundy Center, IA · Marshalltown, IA … · Iowa

Summary

Dr. Joseph J. Kwofie, DO is a hospitalist at 1825 Logan Ave, Waterloo, IA 50703. Phone: (319) 235-3838. Accepts Medicare assignment. In 2024, Joseph J. Kwofie had 516 Original Medicare patients and 737 services. NPI 1891953543. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Joseph J. Kwofie, 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 Joseph J. Kwofie accept Medicare assignment?
Yes. Medicare's clinician data says Joseph J. Kwofie 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 Joseph J. Kwofie see?
In 2024, CMS data shows 516 Original Medicare patients and 737 services for Joseph J. Kwofie. This counts Original Medicare only and measures volume, not quality.
What is Joseph J. Kwofie's NPI number?
1891953543. 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 Joseph J. Kwofie, 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 patients516
Services billed to Medicare737
Different services or procedures32
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)191 services
  2. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)181 services
  3. Critical care, first 30-74 minutes (99291)101 services
  4. Emergency department visit with moderate level of medical decision making (99284)94 services
  5. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)27 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%
  • Ischemic heart disease51%
  • Arthritis49%
  • Chronic kidney disease42%
  • Anxiety39%

Hospitals where Joseph J. Kwofie works

Medicare's Facility Affiliation Data lists Joseph J. Kwofie 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.

  • Allen HospitalWaterloo, IA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 160110
  • Grundy County Memorial HospitalGrundy Center, IA · Critical Access Hospital · Emergency services: listed by Medicare · CCN 161303
  • MercyOne Waterloo Medical CenterWaterloo, IA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 160067
  • UnityPoint Health - MarshalltownMarshalltown, IA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 160001
  • Waverly Health CenterWaverly, IA · Critical Access Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 161339

Practice locations

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

Group practices

Medicare enrollment lists Joseph J. Kwofie 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 Hospitalist doctors in Iowa →

Other hospitalists in Iowa

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

All hospitalists in Iowa →

Other clinicians in Iowa Physicians Clinic Medical Foundation

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

Clinician information

CredentialDO
Graduation year2008 (18 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1891953543
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