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Orthopedic Surgery

Marvin R. Kym, MD

Works at hospitals in Moscow, ID · Pullman, WA · Cottonwood, ID … · Idaho, Washington

Summary

Dr. Marvin R. Kym, MD is an orthopedic surgeon at 2301 W A St, Moscow, ID 83843. Phone: (208) 883-1135. Accepts Medicare assignment. In 2024, Marvin R. Kym had 374 Original Medicare patients and 1,476 services. NPI 1316932601. 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 Marvin R. Kym, 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 Marvin R. Kym accept Medicare assignment?
Yes. Medicare's clinician data says Marvin R. Kym 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 Marvin R. Kym see?
In 2024, CMS data shows 374 Original Medicare patients and 1,476 services for Marvin R. Kym. This counts Original Medicare only and measures volume, not quality.
What is Marvin R. Kym's NPI number?
1316932601. 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 Marvin R. Kym, 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 patients374
Services billed to Medicare1,476
Different services or procedures71
Participating Medicare providerYes
Average age of these patients73

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)148 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)120 services
  3. X-ray of knee, 4 or more views (73564)101 services
  4. X-ray of knee, 3 views (73562)97 services
  5. X-ray of hip, 2-3 views (73502)94 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).

  • Arthritis71%
  • High blood pressure69%
  • High cholesterol60%
  • Diabetes27%
  • Anxiety19%
  • Ischemic heart disease17%

Hospitals where Marvin R. Kym works

Medicare's Facility Affiliation Data lists Marvin R. Kym 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.

  • Gritman Medical CenterMoscow, ID · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 131327
  • Pullman Regional HospitalPullman, WA · Critical Access Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 501331
  • St Mary's HospitalCottonwood, ID · Critical Access Hospital · Emergency services: listed by Medicare · CCN 131321
  • Syringa General HospitalGrangeville, ID · Critical Access Hospital · Emergency services: listed by Medicare · CCN 131315
  • Tri-State Memorial HospitalClarkston, WA · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 501332

Practice locations

Addresses where Marvin R. Kym is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Marvin R. Kym as a member of this group (CMS data updated October 2, 2026).

  • Gritman Medical Center Inc19 clinicians in the group

Specialties

Find other Orthopedic Surgery doctors in Idaho →

Other orthopedic surgeons in Moscow

Clinicians with the same Medicare primary specialty in Moscow, ID — not a recommendation.

All orthopedic surgeons in Moscow →

Other clinicians in Gritman Medical Center Inc

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

Clinician information

CredentialMD
Medical schoolUniversity Of Kansas School Of Med (kc/wich/sal)
Graduation year1987 (39 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1316932601
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