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General Surgery

Kristin A. Seiberling, MD

Works at hospitals in Loma Linda, CA · California

Summary

Dr. Kristin A. Seiberling, MD is a general surgeon at 11234 Anderson St, Loma Linda, CA 92354. Phone: (909) 793-3311. Accepts Medicare assignment. In 2024, Kristin A. Seiberling had 242 Original Medicare patients and 858 services. NPI 1235283250. 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: General surgeon (Medicare lists General Surgery)
  • Address: 11234 Anderson St, Loma Linda, CA 92354 · Directions (7 more locations)
  • Phone: (909) 793‑3311
  • Medicare: Accepts Medicare assignment
  • Hospital: Loma Linda University Medical Center
  • Group practice: Faculty Physicians and Surgeons of Llusm (+1 more)
  • Medical school: Northwestern University Feinberg Medical School · graduated 2002 (24 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Kristin A. Seiberling, 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 Kristin A. Seiberling accept Medicare assignment?
Yes. Medicare's clinician data says Kristin A. Seiberling 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 Kristin A. Seiberling see?
In 2024, CMS data shows 242 Original Medicare patients and 858 services for Kristin A. Seiberling. This counts Original Medicare only and measures volume, not quality.
What is Kristin A. Seiberling's NPI number?
1235283250. 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 Kristin A. Seiberling, 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 patients242
Services billed to Medicare858
Different services or procedures40
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Diagnostic exam of nasal passages using an endoscope (31231)304 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)154 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)97 services
  4. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)60 services
  5. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)52 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 cholesterol73%
  • Arthritis50%
  • Diabetes41%
  • Chronic kidney disease24%
  • Anxiety22%

Hospitals where Kristin A. Seiberling works

Medicare's Facility Affiliation Data lists Kristin A. Seiberling 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 Kristin A. Seiberling is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 8; the Medicare profile lists all.

Group practices

Medicare enrollment lists Kristin A. Seiberling as a member of these groups (CMS data updated October 2, 2026).

  • Faculty Physicians and Surgeons of Llusm1,315 clinicians in the group
  • Beaver Medical Group P C247 clinicians in the group

Specialties

Find other General Surgery doctors in California →

Other general surgeons in Loma Linda

Clinicians with the same Medicare primary specialty in Loma Linda, CA — not a recommendation.

All general surgeons in Loma Linda →

Other clinicians in Faculty Physicians and Surgeons of Llusm

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

Clinician information

CredentialMD
Medical schoolNorthwestern University Feinberg Medical School
Graduation year2002 (24 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1235283250
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