Skip to main content

Dr. Alyssa D. Althoff

Orthopedic Surgery (Orthopaedic Surgery Physician)

At a glance

Years since graduation
7
In the NPI registry since
2019

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. What an NPI is

Education and training

  • 2019Medical school: Medical University of South Carolina College of Medicine
  • 2019Registered with an NPI (national billing number; not a license date)

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
    SC license 94266

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

Map: Orthopedic Surgery per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare prescriptions

Most prescribed drugs, Medicare Part D 2024
DrugPrescriptions
Oxycodone Hcl
Other prescribers in Greenville, SC
30

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Payments from drug and device companies

In 2025, 7 companies reported 37 payments worth $11,466 in total to this clinician.

By company
Smith+nephew, Inc.$6,164
Stryker Corporation$2,346
Arthrex, Inc.$1,496
Peerless Surgical Inc.$934
Suvon Surgical LLC$325
Miach Orthopaedics, Inc.$184
Ferring Pharmaceuticals Inc.$16.84
By type
Grant$6,071
Travel and Lodging$3,740
Food and Beverage$1,655

What the payments were for

Largest payments other than meals
DateCompanyWhat it was forAmount
Jan 21, 2025Smith+nephew, Inc.
Jan 21, 2025
Grant
Company’s descriptionEducational grant provided to New York Society for the Relief and Crippled - HSS
$6,071
Feb 10, 2025Stryker Corporation
Feb 10, 2025
Travel and Lodging
BLUEPRINT PATIENT SPECIFIC INSTRUMENTATION · TRAUMA & EXTREMITIES · travel to ATLANTA, GA
$1,082
Feb 28, 2025Stryker Corporation
Feb 28, 2025
Travel and Lodging
INSPACE · SPORTS MEDICINE · travel to ATLANTA, GA
$846
Oct 3, 2025Peerless Surgical Inc.
Oct 3, 2025
Travel and Lodging
travel to Naples, FL · in-kind
Company’s descriptionTransfer of value related to products manufactured by Arthrex
$558
May 2, 2025Arthrex, Inc.
May 2, 2025
Travel and Lodging
travel to Naples, FL · in-kind
Company’s descriptionAccomodation - Event Day 3
$244
Oct 3, 2025Arthrex, Inc.
Oct 3, 2025
Travel and Lodging
travel to Naples, FL · in-kind
Company’s descriptionAccomodation - Event Day 1
$244
Apr 30, 2025Arthrex, Inc.
Apr 30, 2025
Travel and Lodging
travel to Naples, FL · in-kind
Company’s descriptionAccomodation - Event Day 1
$244
May 1, 2025Arthrex, Inc.
May 1, 2025
Travel and Lodging
travel to Naples, FL · in-kind
Company’s descriptionAccomodation - Event Day 2
$244
Mar 10, 2025Arthrex, Inc.
Mar 10, 2025
Travel and Lodging
travel to Naples, FL · in-kind
$244
Oct 4, 2025Peerless Surgical Inc.
Oct 4, 2025
Travel and Lodging
travel to Naples, FL · in-kind
Company’s descriptionTransfer of value related to products manufactured by Arthrex
$33.46

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 South Carolina →

Other Orthopedic Surgery clinicians in Greenville

Sources

NPI registry (CMS NPPES, November 2026; record last updated October 29, 2026), 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 1255891107. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.