Active NPI 1649532276 Individual Practitioner Female Practitioner

Dr. Narae Ko , MD

Ophthalmology • Boston, MA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Narae Ko, MD is a certified Ophthalmology practicing in Boston, MA. With approximately 14 years of clinical experience since graduating from Yale University School Of Medicine in 2012, Dr. Ko delivers high-quality medical care to the local community at 800 WASHINGTON ST.

Dr. Ko maintains professional affiliations with Pratt Ophthalmology Associates Inc, Putnoi Eye Care Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, established patient complete exam of visual system, new patient complete exam of visual system. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

800 Washington St

Boston, MA 02111

Telephone 6176365000

Associated Practice Facility / Clinic

🏢 Pratt Med/surg Dermatology Associates Inc Facility NPI 1528012176

Medicare Profile & Education

Medical School

Yale University School Of Medicine

Graduation Year

2012

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Boston, MA

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

14 Yrs -5.9 yrs vs City Avg

City Avg: 19.9 Yrs

State Avg: 30.8 Yrs

Regional Practice Density

339 Specialists

Practicing in Boston, MA (841 Statewide)

Telehealth Adoption Rate

5.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

70.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ko (14 Years) 14 Yrs

Boston Specialty Average (19.9 Years) 19.9 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	389	286	$295.82	$98.70
92014 Established patient complete exam of visual system	231	228	$414.39	$139.68
92004 New patient complete exam of visual system	168	168	$473.21	$163.72
92136 Measurement of corneal curvature and depth of eye	128	69	$165.23	$32.30
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	122	100	$411.48	$137.77
92133 Imaging of optic nerve	113	89	$150.00	$38.69
66984 Removal of cataract with insertion of lens	73	47	$2000.00	$586.92
92134 Imaging of retina	63	56	$150.00	$43.77
92083 Exam of visual field with extended testing	60	51	$265.00	$71.73
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	46	46	$360.33	$121.43
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$486.36	$181.24
76514 Ultrasound scan of cornea to determine thickness	21	17	$75.00	$12.21
92250 Photography of the retina	17	17	$235.00	$41.18
66821 Removal of recurring cataract in lens capsule using a laser	12	11	$1258.33	$344.39

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	427	322	$275.00	$99.23
92014 Established patient complete exam of visual system	195	191	$400.00	$142.61
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	122	105	$395.00	$139.59
92004 New patient complete exam of visual system	110	110	$450.00	$166.80
92133 Imaging of optic nerve	109	75	$150.00	$39.63
92136 Measurement of corneal curvature and depth of eye	107	59	$170.47	$34.16
92083 Exam of visual field with extended testing	54	46	$250.00	$71.69
66984 Removal of cataract with insertion of lens	53	37	$2000.00	$578.97
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	51	51	$350.00	$123.49
92134 Imaging of retina	48	43	$150.00	$44.60
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	28	28	$475.00	$176.88
76514 Ultrasound scan of cornea to determine thickness	18	17	$75.00	$12.12
92250 Photography of the retina	16	16	$235.00	$41.68
66982 Complex removal of cataract with insertion of prosthetic lens	14	11	$2500.00	$814.41

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	297	229	$258.16	$100.67
92136 Measurement of corneal curvature and depth of eye	93	44	$152.10	$31.37
92004 New patient complete exam of visual system	87	87	$442.87	$169.32
92014 Established patient complete exam of visual system	65	65	$389.23	$144.59
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	63	54	$362.78	$142.74
66984 Removal of cataract with insertion of lens	52	30	$2000.00	$602.08
92134 Imaging of retina	42	29	$132.14	$38.68
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	36	36	$475.00	$184.93
92133 Imaging of optic nerve	33	32	$150.00	$40.09
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	31	31	$346.77	$121.41
92083 Exam of visual field with extended testing	20	19	$250.00	$72.66
92250 Photography of the retina	19	19	$235.00	$42.18
66982 Complex removal of cataract with insertion of prosthetic lens	15	11	$2500.00	$824.88
76514 Ultrasound scan of cornea to determine thickness	14	13	$75.00	$12.41
92002 New patient problem focused exam of visual system	13	13	$275.00	$98.54

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	131	95	$244.00	$100.76
92014 Established patient complete exam of visual system	112	109	$418.00	$146.21
99213 Established patient office or other outpatient visit, typically 15 minutes	95	58	$244.00	$72.64
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	54	46	$358.00	$145.75
92133 Imaging of optic nerve	54	44	$123.00	$41.12
66984 Removal of cataract with insertion of lens	52	40	$2125.00	$609.51
92136 Measurement of corneal curvature and depth of eye	44	35	$209.00	$51.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	39	31	$358.00	$108.81
92136 Measurement of corneal curvature and depth of eye	37	33	$104.00	$33.91
92083 Exam of visual field with extended testing	32	27	$212.00	$74.30
92004 New patient complete exam of visual system	29	29	$498.00	$173.03
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	26	26	$542.00	$187.56
92134 Imaging of retina	24	23	$136.00	$46.64
66982 Complex removal of cataract with insertion of prosthetic lens	20	16	$2639.00	$821.20
92014 Established patient complete exam of visual system	18	18	$263.00	$85.35
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$542.00	$148.52

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	117	115	$405.03	$144.16
92012 Established patient problem focused exam of visual system	82	66	$278.80	$101.41
92004 New patient complete exam of visual system	55	55	$495.16	$171.45
92012 Established patient problem focused exam of visual system	46	30	$170.87	$57.85
92133 Imaging of optic nerve	39	37	$116.44	$41.30
92025 Ct scan of cornea	32	32	$64.19	$21.98
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	32	29	$347.69	$119.55
76519 Ultrasound of eye for determination of lens power	31	31	$103.10	$34.66
66982 Complex removal of cataract with insertion of prosthetic lens	30	27	$2536.33	$825.94
92134 Imaging of retina	27	27	$130.07	$46.30
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	21	$354.19	$86.67
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$486.04	$182.12
66984 Removal of cataract with insertion of lens	21	17	$2065.76	$603.38
92014 Established patient complete exam of visual system	19	19	$249.74	$87.44
92083 Exam of visual field with extended testing	18	17	$207.00	$73.37
92025 Ct scan of cornea	15	14	$63.00	$22.02
76519 Ultrasound of eye for determination of lens power	11	11	$97.18	$34.66

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	131	128	$349.00	$143.63
92004 New patient complete exam of visual system	73	73	$420.00	$170.76
92012 Established patient problem focused exam of visual system	63	51	$241.00	$100.54
92012 Established patient problem focused exam of visual system	42	29	$150.00	$58.15
92014 Established patient complete exam of visual system	39	39	$227.00	$87.67
92025 Ct scan of cornea	36	34	$57.00	$22.28
76519 Ultrasound of eye for determination of lens power	36	34	$89.00	$34.84
92133 Imaging of optic nerve	32	28	$91.00	$40.76
66982 Complex removal of cataract with insertion of prosthetic lens	32	28	$2254.00	$874.98
66984 Removal of cataract with insertion of lens	30	24	$1814.00	$722.32
92134 Imaging of retina	30	28	$113.13	$45.27
92025 Ct scan of cornea	29	29	$60.45	$23.74
99213 Established patient office or other outpatient visit, typically 15 minutes	26	21	$176.00	$55.63
76519 Ultrasound of eye for determination of lens power	22	22	$95.82	$36.72
99213 Established patient office or other outpatient visit, typically 15 minutes	20	17	$206.00	$79.77
92004 New patient complete exam of visual system	20	20	$283.00	$109.29
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	16	$303.00	$116.98
92083 Exam of visual field with extended testing	17	15	$182.00	$74.00
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	12	$259.00	$85.78

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92014 Established patient complete exam of visual system	46	45	$347.26	$141.20
99213 Established patient office or other outpatient visit, typically 15 minutes	40	29	$153.95	$69.93
92012 Established patient problem focused exam of visual system	28	18	$241.00	$98.75
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	25	18	$230.04	$103.86
65756 Transplantation of outer layer of corneal tissue	24	24	$890.40	$223.46
92014 Established patient complete exam of visual system	17	17	$227.00	$86.87
92004 New patient complete exam of visual system	14	14	$283.00	$108.07
92025 Ct scan of cornea	13	12	$57.00	$21.95
92004 New patient complete exam of visual system	13	13	$420.00	$169.05
92134 Imaging of retina	11	11	$136.36	$43.98

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	56	42	$155.21	$68.37
65756 Transplantation of outer layer of corneal tissue	34	33	$763.20	$181.98

Medical Specialties & State Licenses

CMS Verified: 2026-03-14

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License MA 274680

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.

Hospital & Practice Group Affiliations

Putnoi Eye Care Pc

1 Washington St, Wellesley, MA 024811706

Phone: 7812355100

Putnoi Eye Care Pc

20 Hope Ave, Waltham, MA 024532717

Phone: 7812355100

Pratt Ophthalmology Associates Inc

800 Washigton St, Boston, MA 021111552

Phone: 6176365487

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners

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Plastic Surgery

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Doctor of Medicine (M.D.)

Dr. Sharanya Mohanty , MD

Internal Medicine

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Doctor of Medicine (M.D.)

Molly Sicard

Physical Therapist

NPI 1003748229

Dr. David Joswick , MD

Anesthesiology

NPI 1003857590

Doctor of Medicine (M.D.)

Dr. Michael Tarnoff , MD

Surgery

NPI 1003918954

Doctor of Medicine (M.D.)

Colleen Mcartor , CRNA

Nurse Anesthetist, Certified Registered

NPI 1003948282

Certified Registered Nurse Anesthetist

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

9 Historical Events

📍

Updated Practice Location July 09, 2018

Registered at 800 WASHINGTON ST, BOSTON, MA 02111 (Tel: 6176365000)

📍

Updated Business Mailing Address July 09, 2018

Registered at 800 WASHINGTON ST, BOSTON, MA 021111552

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 09, 2018

Ophthalmology (License #274680 in MA)

✅

NPI Profile Active July 12, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location July 12, 2013

Registered at 908 JEFFERSON ST, SEATTLE, WA 981042433 (Tel: 2065437250)

📍

Updated Business Mailing Address July 12, 2013

Registered at 325 NINTH AVENUE, DEPT OF OPHTHALMOLOGY, BOX 359608, SEATTLE, WA 98104 (Tel: 2065437250)

👤

Provider Name / Credentials Updated July 12, 2013

Recorded as NARAE KO, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 12, 2013

Ophthalmology (License #ML60342149 in WA)

🟢

Initial NPI Registration & Enumeration June 11, 2012

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1649532276

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: June 11, 2012

Last Update: March 14, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

800 Washington St

Boston, MA 021111552

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.