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Dr. John J. Callaghan, MD

Orthopedic Surgery (Orthopaedic Surgery Physician)

At a glance

In the NPI registry since
2005

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. NPIs were first issued in May 2005 and became required on claims in 2007–2008, so an early date usually means the clinician was already in practice before then. What an NPI is

Education and training

  • 2005Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Orthopaedic Surgery Physician primary
    IA license 21696
  • Adult Reconstructive Orthopaedic Surgery Physician
    IA license 21696

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Orthopedic Surgery per capita by county →

Payments from drug and device companies

In 2025, 2 companies reported 25 payments worth $2,954,168 in total to this clinician.

By company
DePuy Synthes Products, Inc.$2,945,359
Medical Device Business Services, Inc.$8,809
By type
Royalty or License$2,943,559
Consulting Fee$9,719
Travel and Lodging$716
Food and Beverage$175

What the payments were for

Largest payments other than meals
DateCompanyWhat it was forAmount
Aug 28, 2025DePuy Synthes Products, Inc.
Aug 28, 2025
Royalty or License
ATTUNE · Ortho-Knee
$879,267
May 28, 2025DePuy Synthes Products, Inc.
May 28, 2025
Royalty or License
ATTUNE · Ortho-Knee
$496,038
Nov 27, 2025DePuy Synthes Products, Inc.
Nov 27, 2025
Royalty or License
ATTUNE · Ortho-Knee
$485,429
Mar 4, 2025DePuy Synthes Products, Inc.
Mar 4, 2025
Royalty or License
ATTUNE · Ortho-Knee
$380,891
Dec 22, 2025DePuy Synthes Products, Inc.
Dec 22, 2025
Royalty or License
SIGMA; PINNACLE; RECLAIM · Ortho-Knee
$117,330
Sep 24, 2025DePuy Synthes Products, Inc.
Sep 24, 2025
Royalty or License
SIGMA; PINNACLE; RECLAIM · Ortho-Knee
$105,841
Jun 27, 2025DePuy Synthes Products, Inc.
Jun 27, 2025
Royalty or License
SIGMA; PINNACLE; RECLAIM · Ortho-Knee
$84,482
Mar 24, 2025DePuy Synthes Products, Inc.
Mar 24, 2025
Royalty or License
SIGMA; PINNACLE; RECLAIM · Ortho-Knee
$67,295
Sep 22, 2025DePuy Synthes Products, Inc.
Sep 22, 2025
Royalty or License
ATTUNE · Ortho-Knee
$61,197
Dec 22, 2025DePuy Synthes Products, Inc.
Dec 22, 2025
Royalty or License
ATTUNE · Ortho-Knee
$58,247
All 22 payments other than meals, newest first
All payments other than meals
DateCompanyWhat it was forAmount
Dec 22, 2025DePuy Synthes Products, Inc.
Dec 22, 2025
Royalty or License
SIGMA; PINNACLE; RECLAIM · Ortho-Knee
$117,330
Dec 22, 2025DePuy Synthes Products, Inc.
Dec 22, 2025
Royalty or License
ATTUNE · Ortho-Knee
$58,247
Dec 11, 2025DePuy Synthes Products, Inc.
Dec 11, 2025
Royalty or License
ATTUNE · Ortho-Knee
$6,025
Nov 27, 2025DePuy Synthes Products, Inc.
Nov 27, 2025
Royalty or License
ATTUNE · Ortho-Knee
$485,429
Sep 24, 2025DePuy Synthes Products, Inc.
Sep 24, 2025
Royalty or License
SIGMA; PINNACLE; RECLAIM · Ortho-Knee
$105,841
Sep 22, 2025DePuy Synthes Products, Inc.
Sep 22, 2025
Royalty or License
ATTUNE · Ortho-Knee
$61,197
Aug 28, 2025DePuy Synthes Products, Inc.
Aug 28, 2025
Royalty or License
ATTUNE · Ortho-Knee
$879,267
Jul 8, 2025DePuy Synthes Products, Inc.
Jul 8, 2025
Royalty or License
SIGMA; PINNACLE; RECLAIM · Ortho-Knee
$7,043
Jun 27, 2025DePuy Synthes Products, Inc.
Jun 27, 2025
Royalty or License
SIGMA; PINNACLE; RECLAIM · Ortho-Knee
$84,482
Jun 27, 2025DePuy Synthes Products, Inc.
Jun 27, 2025
Royalty or License
ATTUNE · Ortho-Knee
$54,323
May 28, 2025DePuy Synthes Products, Inc.
May 28, 2025
Royalty or License
ATTUNE · Ortho-Knee
$496,038
May 15, 2025Medical Device Business Services, Inc.
May 15, 2025
Consulting Fee
ATTUNE · Ortho-Knee
$7,199
May 15, 2025Medical Device Business Services, Inc.
May 15, 2025
Travel and Lodging
ATTUNE · Ortho-Knee · travel to Palm Beach, FL
$169
May 13, 2025DePuy Synthes Products, Inc.
May 13, 2025
Consulting Fee$1,080
Mar 24, 2025DePuy Synthes Products, Inc.
Mar 24, 2025
Royalty or License
SIGMA; PINNACLE; RECLAIM · Ortho-Knee
$67,295
Mar 24, 2025DePuy Synthes Products, Inc.
Mar 24, 2025
Royalty or License
ATTUNE · Ortho-Knee
$50,658
Mar 4, 2025DePuy Synthes Products, Inc.
Mar 4, 2025
Royalty or License
ATTUNE · Ortho-Knee
$380,891
Feb 21, 2025Medical Device Business Services, Inc.
Feb 21, 2025
Travel and Lodging
ATTUNE · Ortho-Knee · travel to Palm Beach Gardens, FL · in-kind
$546
Jan 22, 2025Medical Device Business Services, Inc.
Jan 22, 2025
Consulting Fee
ATTUNE · Ortho-Knee
$720
Jan 20, 2025DePuy Synthes Products, Inc.
Jan 20, 2025
Consulting Fee$720
Jan 13, 2025DePuy Synthes Products, Inc.
Jan 13, 2025
Royalty or License
SIGMA; PINNACLE; RECLAIM · Ortho-Knee
$49,162
Jan 13, 2025DePuy Synthes Products, Inc.
Jan 13, 2025
Royalty or License
ATTUNE · Ortho-Knee
$40,331

Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in Iowa →

Other Orthopedic Surgery clinicians in Iowa City

Sources

NPI registry (CMS NPPES, November 2026; record last updated November 28, 2007), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1154316636. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.