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Obstetrics/Gynecology

Kevin S. Sumsion, MD

Works at hospitals in Layton, UT · Utah

Summary

Dr. Kevin S. Sumsion, MD is an OB-GYN at 2121 N 1700, Layton, UT 84041. Phone: (801) 773-4840. Accepts Medicare assignment. In 2024, Kevin S. Sumsion had 52 Original Medicare patients and 385 services. NPI 1255317053. 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: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 2121 N 1700, Layton, UT 84041 · Directions
  • Phone: (801) 773‑4840
  • Medicare: Accepts Medicare assignment
  • Hospital: Holy Cross Hospital-Davis
  • Group practice: Tanner Memorial Clinic
  • Medical school: George Washington University School Of Medicine · graduated 1990 (36 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Kevin S. Sumsion, 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 Kevin S. Sumsion accept Medicare assignment?
Yes. Medicare's clinician data says Kevin S. Sumsion 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 Kevin S. Sumsion see?
In 2024, CMS data shows 52 Original Medicare patients and 385 services for Kevin S. Sumsion. This counts Original Medicare only and measures volume, not quality.
What is Kevin S. Sumsion's NPI number?
1255317053. 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 Kevin S. Sumsion, 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 patients52
Services billed to Medicare385
Different services or procedures64
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)41 services
  2. Pelvic exam (99459)24 services
  3. Insertion of needle into vein for collection of blood sample (36415)19 services
  4. Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (76830)18 services
  5. Blood test, comprehensive group of blood chemicals (80053)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).

  • Arthritis46%
  • High cholesterol44%
  • High blood pressure38%
  • Depression37%
  • Anxiety33%
  • Osteoporosis29%

Hospitals where Kevin S. Sumsion works

Medicare's Facility Affiliation Data lists Kevin S. Sumsion 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.

Practice locations

Addresses where Kevin S. Sumsion is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kevin S. Sumsion as a member of this group (CMS data updated October 2, 2026).

  • Tanner Memorial Clinic245 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Utah →

Other OB-GYNs in Layton

Clinicians with the same Medicare primary specialty in Layton, UT — not a recommendation.

All OB-GYNs in Layton →

Other clinicians in Tanner Memorial Clinic

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

Clinician information

CredentialMD
Medical schoolGeorge Washington University School Of Medicine
Graduation year1990 (36 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1255317053
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