GREGORY K HARMON MD
NPI 1386731479
Ophthalmology in New York, NY

Q: What is Gregory Harmon's NPI number?

The NPI number for Gregory Harmon is 1386731479. It was assigned to this individual provider in the NPPES registry on October 9, 2006.

Q: What is Gregory Harmon's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Harmon was last updated on March 20, 2008. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since October 09, 2006PECOS EnrolledAccepts Medicare Assignment

21.39/100

CMS Quality Rating

205 E 64TH ST, SUITE 101, NEW YORK, NY 10065(212) 888-4100(212) 888-4111 Get Directions Write a Review

NPPES record last updated: March 20, 2008. Verified against the NPPES registry weekly; last sync: July 19, 2026.

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About Gregory K Harmon Md NPPES

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

GREGORY K HARMON MD (NPI 1386731479) is an individual ophthalmology provider in New York, New York, licensed in New York (155183) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Ny Eye And Ear Infirmary Of Mount Sinai, and is a graduate of Icahn School Of Medicine At Mount Sinai (1982).

NPPES Registry Identity

NPI1386731479

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameGREGORY K HARMONCredential: MD

Location Address205 E 64TH ST, SUITE 101New York, NY 10065-6635

Mailing Address205 E 64th St, Suite 101New York, NY 10065-6635 · (212) 888-4100 · Fax (212) 888-4111

Phone(212) 888-4100

Fax(212) 888-4111

Sole ProprietorNo

Medical School CMSIcahn School Of Medicine At Mount SinaiGraduated 1982

Enumeration DateOctober 9, 2006

Last NPPES UpdateMarch 20, 2008

✔ NPI 1386731479 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in NY · 155183

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.

205 E 64TH ST, New York, NY 10065

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Other Identifiers 3

Medicare PIN91D741NY

Medicaid01144641NY

Medicare UPINA64777NY

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.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 K Harmon Md 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 ID6204927411

PECOS Enrollment IDI20070802000175

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 29

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 problem focused exam of visual system 92012

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.

4,158 services1,846 patients

Exam of visual field with extended testing 92083

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.

2,150 services1,986 patients

Extended exam of the back part of the eye with retinal drawing 92201

This procedure involves a detailed examination of the back part of your eye, including the retina. It helps identify any abnormalities or issues. A retinal drawing is made to record findings. It's non-invasive and crucial for maintaining eye health.

1,813 services1,500 patients

Imaging of optic nerve 92133

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).

1,811 services1,506 patients

Exam of the internal drainage system of eye 92020

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.

1,674 services1,537 patients

Established patient complete exam of visual system 92014

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.

1,362 services1,135 patients

Photography of the retina 92250

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.

1,088 services960 patients

Imaging of retina 92134

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.

273 services242 patients

Removal of cataract with insertion of prosthetic lens 66984

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.

249 services154 patients

New patient complete exam of visual system 92004

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.

244 services244 patients

Measurement of corneal curvature and depth of eye 92136

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.

219 services219 patients

Repair tear duct opening by heat, tying, or laser surgery 68760

This procedure involves fixing a blocked tear duct. A specialist may use heat, sutures, or laser surgery to open up the tear duct and allow tears to drain normally. This can alleviate symptoms such as excessive tearing or infection. It's a common and safe procedure.

208 services159 patients

Ultrasound scan of cornea to determine thickness 76514

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.

206 services206 patients

Creation of eye fluid drainage tracts in iris using a laser, per session 66761

This procedure uses a laser to create small drainage tracts in the iris, the colored part of your eye. This helps excess fluid escape, reducing pressure in the eye that can cause glaucoma. It's performed in sessions.

145 services81 patients

Incision and drainage of abscess of eyelid 67700

Incision and drainage of an eyelid abscess is a procedure to treat a pus-filled lump near the eye. A healthcare professional makes a small cut in the abscess to drain the pus. This helps to relieve pressure, reduce pain, and speed up healing. Local anesthesia is used for comfort.

145 services90 patients

Removal of recurring cataract in lens capsule using a laser 66821

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.

144 services113 patients

Imaging of front third of eye 92132

Imaging of the front third of the eye, also known as anterior segment imaging, captures detailed images of the eye's front part. This includes the iris, cornea, and lens. It's a non-invasive procedure that helps diagnose and monitor eye conditions.

128 services120 patients

Closure of tear duct opening using plug 68761

Closure of the tear duct opening using a plug is a procedure to address excessive tear production. A small device is inserted into the tear duct to block it, reducing tear flow and relieving symptoms. This is a safe, reversible process, often performed in-office.

120 services116 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.

95 services60 patients

Complex removal of cataract with insertion of prosthetic lens 66982

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.

80 services56 patients

New patient problem focused exam of visual system 92002

A new patient problem-focused exam of the visual system is a basic evaluation of your eyes and vision. It includes checking your eye movements, visual acuity, and general eye health. It helps detect any potential issues early for timely treatment.

78 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.

56 services47 patients

2d ultrasound scan of eye tissue and structures 76512

A 2D ultrasound scan of eye tissue and structures is a non-invasive procedure that uses sound waves to create images of your eye. It helps doctors to examine your eye's internal structures, detect abnormalities, and plan for treatments if needed.

51 services48 patients

Incision to improve eye fluid flow 65820

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.

45 services32 patients

Removal of foreign body from external eye (conjunctiva) 65205

This procedure involves the careful extraction of a foreign object from the surface of your eye, specifically the conjunctiva. This could be dust, metal, or any small particle. A healthcare professional uses specialized tools to gently remove the object, thus alleviating discomfort and preventing potential damage to your eye.

39 services35 patients

Removal of foreign body in cornea using slit lamp 65222

This procedure involves the use of a slit lamp, a special microscope, to locate and remove a foreign object from the cornea, the clear front surface of your eye. It's a safe and effective way to clear unwanted particles and restore eye health.

27 services26 patients

Laser repair to improve eye fluid flow 65855

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.

27 services18 patients

Placement of amniotic membrane on eye surface for wound healing 65778

The placement of an amniotic membrane on the eye surface is a treatment to promote healing of eye wounds. It involves placing a thin, protective layer over the eye. This layer, derived from the amniotic membrane, helps reduce inflammation and scarring, while encouraging healing.

20 services13 patients

Cataract surgery NAN11

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.

0 services586 patients

Hospital Affiliations CMS Care Compare

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

Ny Eye And Ear Infirmary Of Mount Sinai

Acute Care Hospitals · New York, NY

OwnershipVoluntary non-profit - Private

CMS Certification Number330100

Location230 Second AveNew York, NY 10003 · New York County

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10065 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

$150.24 typical visit price

range $65.69 – $198.19

Typical copayment $37.56 (range $16.42 – $49.54)

Most-billed visit code 99204

Established Patient

$81.44 typical visit price

range $21.20 – $160.66

Typical copayment $20.36 (range $5.30 – $40.16)

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.

21.39/100

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

Individually scored

Quality

Improvement Activities

Cost

71.3

Other Providers at the Same Location NPPES 14

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

HELEN COUSSOULE PT

Physical Therapist

205 E 64TH ST, SUITE 402
NEW YORK, NY 10065

New York County (212) 759-4460

DR. GRACE KA-YUN WOO O.D.

Optometrist

205 E 64TH ST, SUITE 101
NEW YORK, NY 10065

New York County (212) 888-4100

DR. STEPHANIE KU O.D.

Optometrist

205 E 64TH ST, SUITE 101
NEW YORK, NY 10065

New York County (212) 888-4100

HARMON OPHTHALMOLOGY P.C

Ophthalmology

205 E 64TH ST, SUITE 101
NEW YORK, NY 10065

New York County (212) 888-4100

SUPRIYA CARDOZA

Radiology (Body Imaging)

205 E 64TH ST, MEMORIAL SLOAN KETTERING HOSPITAL CENTER
NEW YORK, NY 10065

New York County (212) 639-2000

MICHELLE WISNIEWSKI PA

Physician Assistant

205 E 64TH ST
NEW YORK, NY 10065

New York County (646) 449-1021

HARMON OPTICAL CORP.

Eyewear Supplier

205 E 64TH ST, SUITE 101
NEW YORK, NY 10065

New York County (212) 888-4100

ROMAN ISAAC, MD

Clinic/Center (Medical Specialty)

205 E 64TH ST, SUITE 402
NEW YORK, NY 10065

New York County (212) 759-4553

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 Gregory Harmon's NPI number?

The NPI number for Gregory Harmon is 1386731479. It was assigned to this individual provider in the NPPES registry on October 9, 2006.

Where is Gregory Harmon located?

Gregory Harmon practices at 205 E 64th St Suite 101, New York, NY 10065. The listed phone number is (212) 888-4100.

What is Gregory Harmon's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Gregory Harmon enrolled in Medicare?

Yes. Gregory Harmon 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 Gregory Harmon accept?

Health plans from Providence Health Plan list Gregory Harmon 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 Gregory Harmon affiliated with any hospitals?

According to CMS data, Gregory Harmon is affiliated with Ny Eye And Ear Infirmary Of Mount Sinai.

When was this NPI record last updated?

The NPPES record for Gregory Harmon was last updated on March 20, 2008. NPI Profile syncs with the weekly NPPES data releases published by CMS.