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Ophthalmology

Stephen Khachikian, MD

Works at hospitals in Spearfish, SD · South Dakota

Summary

Dr. Stephen Khachikian, MD is an ophthalmologist at 2800 3rd St, Rapid City, SD 57701. Phone: (605) 341-2000. Accepts Medicare assignment. In 2024, Stephen Khachikian had 1,040 Original Medicare patients and 3,584 services. NPI 1518139070. 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: Ophthalmologist (Medicare lists Ophthalmology)
  • Address: 2800 3rd St, Rapid City, SD 57701 · Directions (2 more locations)
  • Phone: (605) 341‑2000
  • Medicare: Accepts Medicare assignment
  • Hospital: Monument Health Spearfish Hospital
  • Group practice: Black Hills Regional Eye Institute LLP
  • Medical school: Albany Medical College Of Union University · graduated 2004 (22 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Stephen Khachikian, 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 Stephen Khachikian accept Medicare assignment?
Yes. Medicare's clinician data says Stephen Khachikian 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 Stephen Khachikian see?
In 2024, CMS data shows 1,040 Original Medicare patients and 3,584 services for Stephen Khachikian. This counts Original Medicare only and measures volume, not quality.
What is Stephen Khachikian's NPI number?
1518139070. 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 Stephen Khachikian, 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 patients1,040
Services billed to Medicare3,584
Different services or procedures47
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Measurement of corneal curvature and depth of eye (92136)1,057 services
  2. Removal of cataract with insertion of prosthetic lens (66984)966 services
  3. New patient complete exam of visual system (92004)516 services
  4. Removal of recurring cataract in lens capsule using a laser (66821)200 services
  5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)154 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 cholesterol61%
  • High blood pressure60%
  • Arthritis39%
  • Diabetes21%
  • Ischemic heart disease19%
  • Anxiety16%

Hospitals where Stephen Khachikian works

Medicare's Facility Affiliation Data lists Stephen Khachikian 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 Stephen Khachikian is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Stephen Khachikian as a member of this group (CMS data updated October 2, 2026).

  • Black Hills Regional Eye Institute LLP13 clinicians in the group

Specialties

Find other Ophthalmology doctors in South Dakota →

Other ophthalmologists in Rapid City

Clinicians with the same Medicare primary specialty in Rapid City, SD — not a recommendation.

All ophthalmologists in Rapid City →

Other clinicians in Black Hills Regional Eye Institute LLP

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

Clinician information

CredentialMD
Medical schoolAlbany Medical College Of Union University
Graduation year2004 (22 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1518139070
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