DR. MARCUS JUEN YUE KO M.D.
NPI 1235302183
Ophthalmology - Ophthalmic Plastic and Reconstructive Surgery in Reno, NV

Q: What is Marcus Ko's NPI number?

The NPI number for Marcus Ko is 1235302183. It was assigned to this individual provider in the NPPES registry on April 10, 2008.

Q: What is Marcus Ko's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Ophthalmic Plastic and Reconstructive Surgery, with taxonomy code 207WX0200X.

Q: When was this NPI record last updated?

The NPPES record for Marcus Ko was last updated on February 6, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 10, 2008PECOS EnrolledAccepts Medicare Assignment

91.59/100

CMS Quality Rating

5435 RENO CORPORATE DR STE 100, RENO, NV 89511(775) 322-3111(775) 322-8388 Get Directions Write a Review

NPPES record last updated: February 6, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 6, 2020, Sep 6, 2019 (2 updates tracked since 2019).

On this page

About Dr. Marcus Juen Yue Ko M.d. NPPES

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

DR. MARCUS JUEN YUE KO M.D. (NPI 1235302183) is an individual ophthalmic plastic and reconstructive surgery provider in Reno, Nevada, licensed in Nevada (15092) and active in the NPI registry since April 2008. He is enrolled in Medicare PECOS, is affiliated with Renown Regional Medical Center, and is a graduate of Harvard Medical School (2004).

NPPES Registry Identity

NPI1235302183

Entity TypeIndividualMale

Primary Taxonomy207WX0200X

Provider Legal NameDR. MARCUS JUEN YUE KOCredential: M.D.

Location Address5435 RENO CORPORATE DR STE 100Reno, NV 89511-2250

Mailing Address5435 Reno Corporate Dr Ste 100Reno, NV 89511-2250 · (775) 322-3111 · Fax (775) 322-8388

Phone(775) 322-3111

Fax(775) 322-8388

Sole ProprietorNo

Medical School CMSHarvard Medical SchoolGraduated 2004

Enumeration DateApril 10, 2008

Last NPPES UpdateFebruary 6, 20202 updates tracked since enumeration

✔ NPI 1235302183 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmology · Ophthalmic Plastic and Reconstructive SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207WX0200X

License✔ Licensed in NV · 15092

Definition

A physician who specializes in oculofacial plastic and reconstructive surgery. This subspecialty combines orbital and periocular surgery with facial plastic surgery, and includes aesthetic and reconstructive surgery of the face, orbit, eyelid, and lacrimal system. Practitioners evaluate, diagnose and treat conditions involving the eyelids, brows, midface, orbits, lacrimal systems and surrounding and supporting structures of the face and neck.

Also ListedOphthalmologyTaxonomy 207W00000X · License A104124 (CA), ME 112756 (FL)

5435 RENO CORPORATE DR STE 100, Reno, NV 89511

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HMSA.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

Dr. Marcus Juen Yue Ko 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 ID8224284799

PECOS Enrollment IDI20140410001107, I20230830000763

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 CMS Part B claims 27

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

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.

292 services263 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

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.

186 services186 patients

Exam of visual field with limited testing 92081

An exam of the visual field with limited testing is a quick check of your peripheral vision. It involves identifying objects or movements at the edge of your sight, helping to detect any vision loss that isn't obvious, such as blind spots or areas of reduced vision.

184 services180 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

160 services160 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

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.

83 services78 patients

Removal of growth of eyelid 67840

The removal of an eyelid growth is a procedure performed to eliminate abnormal tissue from your eyelid. It's generally a quick, outpatient treatment. The doctor numbs your eyelid, carefully removes the growth, and may stitch the area if necessary. This can help maintain eye health and vision.

46 services42 patients

Preparation of skin graft site of face, scalp, eyelids, mouth, neck, ears, around eyes, genitals, hands, feet, fingers, or toes, 100.0 sq cm or 1% body area for infants and children, or less 15004

This procedure involves preparing a specific area of your body, such as the face, scalp, neck, or extremities, for a skin graft. A skin graft is a surgical procedure where healthy skin is transferred to an area of the body that has lost skin. This preparation ensures the graft will take hold effectively.

38 services37 patients

Extensive repair of turning-outward eyelid defect 67917

This procedure corrects an eyelid defect where the eyelid turns outward, exposing the eye. The extensive repair involves surgical techniques to reshape the eyelid and ensure it functions properly. This helps protect the eye and improve comfort.

34 services33 patients

Reconstruction of eyelid margin 67950

Reconstruction of the eyelid margin is a surgical procedure to repair defects or abnormalities in the eyelid. It helps to protect the eye, improve vision, and enhance appearance. The surgery involves reshaping the eyelid using tissue grafts or flaps.

31 services31 patients

Full thickness skin graft to nose, ears, eyelids, or lips, 20.0 sq cm or less 15260

A full thickness skin graft is a procedure where a layer of skin is taken from one area of the body and transplanted to another. If it's done on the nose, ears, eyelids, or lips, it helps restore these areas when damaged. The size of the graft is 20.0 sq cm or less.

29 services28 patients

Biopsy of eyelid 67810

A biopsy of the eyelid is a procedure where a small piece of tissue is taken from your eyelid for examination. It helps identify any abnormal growth like a lump or cyst. It's done under local anesthesia, so you won't feel pain during the process.

29 services29 patients

Removal of excessive skin and fat of upper eyelid 15823

This procedure, also known as upper eyelid surgery, is performed to remove excess skin and fat from the upper eyelid. It can help improve vision if heavy eyelids hinder it, and can also enhance the appearance of the eyes. It's a common, safe procedure.

28 services28 patients

Suture repair of turning-outward upper or lower eyelid defect 67914

Suture repair of an outward-turning eyelid defect is a procedure to correct a condition where the upper or lower eyelid turns outwards. During this procedure, the doctor makes a small incision and uses sutures to tighten the eyelid and restore its normal position.

23 services23 patients

Biopsy or removal of nasal polyp or tissue using an endoscope 31237

A nasal biopsy or polyp removal is a procedure where an endoscope, a thin tube with a light and camera, is inserted into the nose. This allows the doctor to see and remove abnormal tissues or polyps, which are small growths. This procedure helps diagnose or treat nasal issues.

22 services17 patients

Removal of over 1/4 of eyelid margin and repair of eyelid 67966

This procedure involves the removal of more than a quarter of the eyelid margin due to conditions like tumors, infections, or injuries. The remaining part is then repaired to restore normal function and appearance. It's a safe procedure done under local anesthesia.

22 services22 patients

Repair of wound of eyelid margin 67935

Repair of the eyelid margin is a procedure to fix damage or injury to the edge of the eyelid. It's done to ensure proper eyelid function and maintain eye health. The doctor delicately stitches the wound, minimizing scarring and preserving eyelid appearance.

21 services20 patients

Dilation of tear drainage opening 68801

Dilation of the tear drainage opening is a minor procedure to widen the tear ducts and improve tear flow. A thin instrument is gently inserted into the tear duct to expand it. This can help alleviate symptoms like watery eyes or infections caused by blocked tear ducts.

21 services20 patients

Probing of nasal tear duct 68840

Probing of the nasal tear duct is a procedure to treat blocked tear ducts. A thin, flexible instrument is gently inserted into the tear duct to clear any obstruction, allowing tears to drain normally again. This procedure is typically quick and can help to alleviate symptoms like excessive tearing or infection.

21 services21 patients

Probing of nasal tear duct with insertion of tube or stent 68815

This procedure treats blocked tear ducts. A thin probe is gently inserted into the tear duct to clear any blockage. Afterwards, a small tube or stent is placed to keep the pathway open, allowing tears to drain normally again.

20 services20 patients

Diagnostic exam of nasal passages using an endoscope 31231

A diagnostic exam of nasal passages using an endoscope is a non-invasive procedure. A small, flexible tube with a light and camera at the end, called an endoscope, is inserted into the nose. This allows the doctor to view the nasal passages and sinuses, helping to identify any issues.

19 services17 patients

Temporary closure of eyelids by suture 67875

Temporary closure of eyelids by suture is a medical procedure to protect the eye. It involves stitching the eyelids together to prevent them from opening, often due to injury or disease. This helps to heal the eye by reducing exposure and irritation.

19 services18 patients

Extensive repair of turning-inward eyelid defect 67924

This procedure helps correct an eyelid defect where the eyelid turns inward, causing discomfort or vision issues. A surgeon makes precise adjustments to the eyelid's structure, alleviating the inward turn and improving eye health and comfort.

19 services19 patients

Shortening or advancement of upper eyelid muscle to correct drooping or paralysis 67903

This procedure involves adjusting the muscle in your upper eyelid to correct drooping or paralysis. The muscle may be shortened or advanced to help lift the eyelid to a better position. This can improve vision and give a more alert appearance. It's typically an outpatient procedure.

17 services17 patients

Repair of tendon of upper eyelid 67904

Repair of the tendon of the upper eyelid is a surgical procedure aimed at fixing a droopy eyelid. This condition can affect your vision and appearance. The procedure involves tightening the tendon to lift the eyelid to its normal position, improving both function and aesthetics.

15 services15 patients

Probing of nasal tear duct 68840

15 services15 patients

Creation of flap graft to midface 15730

A flap graft to the midface is a surgical procedure where a piece of tissue, with its blood supply, is transferred from one area of the body to the midface region. This helps restore form and function, especially after injury or disease.

14 services14 patients

Removal of eyelashes using forceps 67820

The removal of eyelashes using forceps is a simple procedure where a medical professional gently extracts unwanted or problematic eyelashes with a specialized tool. This is often done to alleviate discomfort or to treat conditions like trichiasis, where eyelashes grow inward.

12 services11 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Renown Regional Medical Center

Acute Care Hospitals · Reno, NV

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number290001

Location1155 Mill StreetReno, NV 89502 · Washoe County

Emergency services Birthing friendly

Carson Tahoe Regional Medical Center

Acute Care Hospitals · Carson City, NV

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number290019

Location1600 Medical ParkwayCarson City, NV 89703 · Carson City County

Emergency services Birthing friendly

Northern Nevada Medical Center

Acute Care Hospitals · Sparks, NV

3/5 CMS rating

OwnershipProprietary

CMS Certification Number290032

Location2375 E Prater WaySparks, NV 89434 · Washoe County

Emergency services

Carson Valley Health

Critical Access Hospitals · Gardnerville, NV

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number291306

Location1107 Highway 395Gardnerville, NV 89410 · Douglas County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 89511 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$131.25 typical visit price

range $57.07 – $173.24

Typical copayment $32.81 (range $14.26 – $43.31)

Most-billed visit code 99204

Established Patient

$71.14 typical visit price

range $18.27 – $140.96

Typical copayment $17.78 (range $4.56 – $35.24)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

91.59/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

85.05

Promoting Interoperability

96.88

Improvement Activities

Reported Quality Measures

Age-Related Macular Degeneration (AMD): Counseling on Antioxidant Supplement

Percentage of patients aged 50 years and older with a diagnosis of age-related macular degeneration (AMD) or their caregiver(s) who were counseled within 12 months on the benefits and/or risks of the Age-Related Eye Disease Study (AREDS) formulation for…

100%84 patients5/55-star benchmark: 100%

Biopsy Follow-Up

Percentage of new patients whose biopsy results have been reviewed and communicated to the primary care/referring physician and patient by the performing physician

100%78 patients5/55-star benchmark: 100%

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

97%1,148 patients4/55-star benchmark: 100%

Health Information Exchange

The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…

0%1,285 patients1/55-star benchmark: 98%

Medication Reconciliation

The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.

96%939 patients4/55-star benchmark: 100%

Patient-Specific Education

The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.

46%1,508 patients2/55-star benchmark: 100%

Pneumococcal Vaccination Status for Older Adults

Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine

86%904 patients4/55-star benchmark: 95%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user

96%102 patients4/55-star benchmark: 100%

Provide Patient Access

At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…

66%1,508 patients3/55-star benchmark: 100%

Secure Messaging

For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…

0%1,508 patients1/55-star benchmark: 79%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Repair prosthetic device, labor component, per 15 minutes L7520

DME-Orthotic Devices · category DF000N

2 suppliers16 claims69 services$36.31 avg. paid by Medicare

Polishing/resurfacing of ocular prosthesis V2624

Other-Vision, Hearing, and Speech Services · category OC000N

4 suppliers15 claims15 services$47.05 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

HELEN LEE O.D.

Optometrist

5435 RENO CORPORATE DR STE 100
RENO, NV 89511

Washoe County (775) 322-3111

MARCUS J. KO, M.D., PLLC

Ophthalmology

5435 RENO CORPORATE DR STE 100
RENO, NV 89511

Washoe County (775) 322-3311

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Marcus Ko's NPI number?

The NPI number for Marcus Ko is 1235302183. It was assigned to this individual provider in the NPPES registry on April 10, 2008.

Where is Marcus Ko located?

Marcus Ko practices at 5435 Reno Corporate Dr Ste 100, Reno, NV 89511. The listed phone number is (775) 322-3111.

What is Marcus Ko's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Ophthalmic Plastic and Reconstructive Surgery, with taxonomy code 207WX0200X.

Is Marcus Ko enrolled in Medicare?

Yes. Marcus Ko is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Marcus Ko accept?

Health plans from HMSA list Marcus Ko as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Marcus Ko affiliated with any hospitals?

According to CMS data, Marcus Ko is affiliated with Renown Regional Medical Center, Carson Tahoe Regional Medical Center, Northern Nevada Medical Center and Carson Valley Health.

When was this NPI record last updated?

The NPPES record for Marcus Ko was last updated on February 6, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.