GREGORY ALAN CHRISTIANSEN M.D.
NPI 1831175629
Ophthalmology in Salt Lake City, UT

Active since December 22, 2005PECOS EnrolledAccepts Medicare Assignment
6344 S 900 E, SALT LAKE CITY, UT 84121(801) 892-8222(801) 904-3436 Get Directions Write a Review

NPPES record last updated: February 25, 2015. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Gregory Alan Christiansen M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GREGORY ALAN CHRISTIANSEN M.D. (NPI 1831175629) is an individual ophthalmology provider in Salt Lake City, Utah, licensed in Oregon (LL15827) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS, is affiliated with Unitypoint Health - Marshalltown, and is a graduate of University Of Utah School Of Medicine (2000).

NPPES Registry Identity

NPI1831175629
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameGREGORY ALAN CHRISTIANSENCredential: M.D.
Location Address6344 S 900 ESalt Lake City, UT 84121-2439
Mailing Address6344 S 900 ESalt Lake City, UT 84121-2439 · (801) 892-8222 · Fax (801) 904-3436
Fax(801) 904-3436
Sole ProprietorNo
Medical School CMSUniversity Of Utah School Of MedicineGraduated 2000
Enumeration DateDecember 22, 2005
Last NPPES UpdateFebruary 25, 2015
NPI 1831175629 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License Licensed in OR · LL15827
Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

6344 S 900 E, Salt Lake City, UT 84121

Other Identifiers 3

Medicaid028061OR
Medicare PIN000.69345UT
Medicare UPINR137671

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Gregory Alan Christiansen M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5193793685
PECOS Enrollment IDI20220524002556
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Cataract surgery

Cataract surgery is a procedure to remove the lens of your eye when it becomes cloudy, which is called a cataract. A synthetic lens is then inserted to restore clear vision. The operation is typically done on an outpatient basis and is very safe and effective.

This service was performed for 837 patients

Complex removal of cataract with insertion of prosthetic lens

This procedure involves removing a cloudy lens (cataract) from your eye and replacing it with a clear, artificial lens. It helps restore vision that has been affected by the cataract. The operation is usually done under local anesthesia.

This service was performed 24 times for 17 patients

Established patient complete exam of visual system

An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.

This service was performed 324 times for 319 patients

Established patient office or other outpatient visit, 10-19 minutes

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

This service was performed 63 times for 60 patients

Established patient office or other outpatient visit, 20-29 minutes

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 129 times for 106 patients

Established patient office or other outpatient visit, 30-39 minutes

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 697 times for 527 patients

Established patient problem focused exam of visual system

This is a routine check-up for existing patients focusing on the visual system. It involves examining your eyes to detect any potential issues or changes in your vision. It's a crucial part of maintaining good eye health.

This service was performed 140 times for 113 patients

Exam of the internal drainage system of eye

This is a procedure where your doctor examines the eye's internal drainage system, essential for maintaining eye pressure. They use specialized tools to check for blockages or damage that might lead to conditions like glaucoma. It's non-invasive and painless.

This service was performed 59 times for 54 patients

Exam of visual field with extended testing

An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.

This service was performed 695 times for 643 patients

Imaging of optic nerve

Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).

This service was performed 659 times for 630 patients

Imaging of retina

Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.

This service was performed 39 times for 36 patients

Incision to improve eye fluid flow

This procedure, known as a trabeculectomy, involves creating a small opening in the eye to improve fluid flow. This can help lower eye pressure in conditions like glaucoma. It's a common, safe procedure to protect your eye health.

This service was performed 21 times for 12 patients

Injection into conjunctiva

An injection into the conjunctiva is a medical procedure where a small amount of medication is injected into the white part of your eye. This is done to treat various eye conditions, and is usually quick with minimal discomfort.

This service was performed 24 times for 13 patients

Insertion of eye fluid drainage device

The insertion of an eye fluid drainage device is a procedure to manage eye pressure. A small device is placed in the eye to help drain excess fluid, reducing pressure that can damage the optic nerve and lead to vision loss. This procedure is often used for glaucoma treatment.

This service was performed 12 times for 12 patients

Laser repair to improve eye fluid flow

Laser repair to improve eye fluid flow is a procedure aimed at treating glaucoma. A laser is used to create a small hole in the eye's drainage system, allowing fluid to flow out more easily. This helps to lower the pressure inside the eye, reducing the risk of vision loss.

This service was performed 108 times for 108 patients

Measurement of corneal curvature and depth of eye

This procedure measures the shape and depth of your eye, specifically the cornea, the clear front surface. It helps in diagnosing conditions, planning for surgeries, or fitting contact lenses. It's non-invasive and painless.

This service was performed 421 times for 160 patients

New patient complete exam of visual system

A new patient complete exam of the visual system is a thorough evaluation of your eyes and vision. It checks for any potential issues and assesses overall eye health. It includes tests for visual acuity, eye movement, and light response.

This service was performed 50 times for 50 patients

New patient office or other outpatient visit, 45-59 minutes

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

This service was performed 55 times for 54 patients

Photography of the retina

Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.

This service was performed 41 times for 39 patients

Removal of cataract with insertion of prosthetic lens

This is a procedure where a cloudy lens in your eye, known as a cataract, is removed. After removal, a clear artificial lens is inserted. This helps to restore your vision, enabling you to see clearly again.

This service was performed 212 times for 94 patients

Removal of recurring cataract in lens capsule using a laser

This procedure, known as YAG laser capsulotomy, treats cloudiness in the lens capsule following cataract surgery. A laser is used to create a small hole in the cloudy capsule, allowing light to pass through and restore clear vision. It's a quick, painless procedure.

This service was performed 58 times for 58 patients

Ultrasound scan of cornea to determine thickness

An ultrasound scan of the cornea is a non-invasive procedure that uses sound waves to measure the thickness of your cornea. This helps in diagnosing certain eye conditions and planning treatments. No discomfort or pain is typically experienced.

This service was performed 36 times for 34 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $31.42 for a new patient copayment and $17 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 84121 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $125.7
  • Minimum New Patient Price $54.34
  • Maximum New Patient Price $166.03
  • Average New Patient Copayment $31.42
  • Minimum New Patient Copayment $13.58
  • Maximum New Patient Copayment $41.5

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $68.01
  • Minimum Established Patient Price $17.23
  • Maximum Established Patient Price $135.2
  • Average Established Patient Copayment $17
  • Minimum Established Patient Copayment $4.3
  • Maximum Established Patient Copayment $33.8

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Gregory Christiansen is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
UNITYPOINT HEALTH - MARSHALLTOWN55 UNITYPOINT WAY
MARSHALLTOWN, IA 50158
(641) 754-5151Acute Care Hospitals
BOONE COUNTY HOSPITAL1015 UNION STREET
BOONE, IA 50036
(515) 432-3140Critical Access Hospitals

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Student in an Organized Health Care Education/Training Program
6344 S 900 E
MURRAY, UT 84121
Ophthalmology
6344 S 900 E
SALT LAKE CITY, UT 84121
Clinic/Center (Medical Specialty)
6344 S 900 E
MURRAY, UT 84121
Clinic/Center (Ambulatory Surgical)
6344 S 900 E
MURRAY, UT 84121

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1831175629, enumerated as an "individual" on December 22, 2005.

The provider is located at 6344 S 900 E SALT LAKE CITY, UT 84121 and the phone number is (801) 892-8222.

Ophthalmology with taxonomy code 207W00000X.

The provider might be accepting Accepts: Ambetter from Home State Health, Ambetter from NH. Please consult your insurance carrier or call the provider to verify.

Gregory Christiansen is affiliated with: UNITYPOINT HEALTH - MARSHALLTOWN and BOONE COUNTY HOSPITAL.