DR. GREGORY ZABLOCKI M.D.
NPI 1538427455
Ophthalmology in Ithaca, NY

Q: What is Gregory Zablocki's NPI number?

The NPI number for Gregory Zablocki is 1538427455. It was assigned to this individual provider in the NPPES registry on April 28, 2012.

Q: What is Gregory Zablocki'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 Zablocki was last updated on July 21, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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 28, 2012PECOS EnrolledAccepts Medicare Assignment

95.21/100

CMS Quality Rating

100 UPTOWN RD, ITHACA, NY 14850(607) 257-5599 Get Directions Write a Review

NPPES record last updated: July 21, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Gregory Zablocki M.d. NPPES

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

DR. GREGORY ZABLOCKI M.D. (NPI 1538427455) is an individual ophthalmology provider in Ithaca, New York, licensed in New York (283648-1) and active in the NPI registry since April 2012. He is enrolled in Medicare PECOS, is affiliated with Cayuga Medical Center At Ithaca, and is a graduate of University Of Colorado School Of Medicine, Denver (2012).

NPPES Registry Identity

NPI1538427455

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameDR. GREGORY ZABLOCKICredential: M.D.

Location Address100 UPTOWN RDIthaca, NY 14850-1632

Mailing Address100 Uptown RdIthaca, NY 14850-1632 · (607) 257-5599

Phone(607) 257-5599

Sole ProprietorYes

Medical School CMSUniversity Of Colorado School Of Medicine, DenverGraduated 2012

Enumeration DateApril 28, 2012

Last NPPES UpdateJuly 21, 2016

✔ NPI 1538427455 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in NY · 283648-1

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.

Also ListedClinic/Center · Ophthalmologic SurgeryTaxonomy 261QS0132X

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

100 UPTOWN RD, Ithaca, NY 14850

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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. Gregory Zablocki 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 ID840584058

PECOS Enrollment IDI20160811000601

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 15

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 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.

1,211 services1,052 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.

380 services300 patients

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.

335 services235 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.

179 services179 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.

177 services90 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.

139 services79 patients

Injection of drug into eye 67028

An injection into the eye is a procedure where a medication is delivered directly into your eye to treat various conditions. A local anesthetic is applied to numb the eye, ensuring minimal discomfort. The drug helps manage diseases like macular degeneration or diabetic retinopathy.

138 services29 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.

121 services114 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).

119 services112 patients

Injection, bevacizumab, 10 mg J9035

Bevacizumab is a medication given through an injection. It's designed to prevent the growth of new blood vessels that cancer cells need to grow and spread. The 10 mg dose refers to the amount of the drug in the injection.

106 services29 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

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.

52 services38 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.

41 services36 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.

24 services16 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.

19 services18 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.

17 services17 patients

Hospital Affiliations CMS Care Compare

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

Cayuga Medical Center At Ithaca

Acute Care Hospitals · Ithaca, NY

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330307

Location101 Dates DriveIthaca, NY 14850 · Tompkins County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 14850 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

$126.40 typical visit price

range $54.87 – $166.88

Typical copayment $31.60 (range $13.71 – $41.72)

Most-billed visit code 99204

Established Patient

$68.57 typical visit price

range $17.54 – $136.14

Typical copayment $17.14 (range $4.38 – $34.03)

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.

95.21/100

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

Scored through an Alternative Payment Model

Quality

84.69

Promoting Interoperability

100

Improvement Activities

Reported Quality Measures

Age-Related Macular Degeneration (AMD): Dilated Macular Examination

Percentage of patients aged 50 years and older with a diagnosis of age-related macular degeneration (AMD) who had a dilated macular examination performed which included documentation of the presence or absence of macular thickening or geographic atrophy or…

9%321 patients1/55-star benchmark: 100%

Closing the Referral Loop: Receipt of Specialist Report

Percentage of patients with referrals, regardless of age, for which the referring provider receives a report from the provider to whom the patient was referred

52%65 patients3/55-star benchmark: 100%

Diabetes: Eye Exam

Percentage of patients 18-75 years of age with diabetes who had a retinal or dilated eye exam by an eye care professional during the measurement period or a negative retinal exam (no evidence of retinopathy) in the 12 months prior to the measurement period

100%170 patients5/55-star benchmark: 100%

Diabetic Retinopathy: Communication with the Physician Managing Ongoing Diabetes Care

Percentage of patients aged 18 years and older with a diagnosis of diabetic retinopathy who had a dilated macular or fundus exam performed with documented communication to the physician who manages the ongoing care of the patient with diabetes mellitus…

100%156 patients5/55-star benchmark: 100%

Documentation of Current Medications in the Medical Record

Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.

98%4,817 patients4/55-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

85%131 patients4/55-star benchmark: 100%

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

13%112 patients1/55-star benchmark: 100%

Primary Open-Angle Glaucoma (POAG): Optic Nerve Evaluation

Percentage of patients aged 18 years and older with a diagnosis of primary open-angle glaucoma (POAG) who have an optic nerve head evaluation during one or more office visits within 12 months

99%264 patients4/55-star benchmark: 100%

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.

Other Providers at the Same Location NPPES 4

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

MELISSA CLARE OLTZ O.D.

Optometrist

100 UPTOWN RD
ITHACA, NY 14850

Tompkins County (607) 257-5599

ROBERT J. ARLEO, MD,PC

Specialist

100 UPTOWN RD
ITHACA, NY 14850

Tompkins County (607) 257-5599

ROBERT J ARLEO MD, PC

Specialist

100 UPTOWN RD
ITHACA, NY 14850

Tompkins County (607) 257-5599

MARY KATHERINE CONROY OD

Optometrist

100 UPTOWN RD
ITHACA, NY 14850

Tompkins County (607) 257-5599

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 Zablocki's NPI number?

The NPI number for Gregory Zablocki is 1538427455. It was assigned to this individual provider in the NPPES registry on April 28, 2012.

Where is Gregory Zablocki located?

Gregory Zablocki practices at 100 Uptown Rd, Ithaca, NY 14850. The listed phone number is (607) 257-5599.

What is Gregory Zablocki's specialty?

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

Is Gregory Zablocki enrolled in Medicare?

Yes. Gregory Zablocki 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.

Is Gregory Zablocki affiliated with any hospitals?

According to CMS data, Gregory Zablocki is affiliated with Cayuga Medical Center At Ithaca.

When was this NPI record last updated?

The NPPES record for Gregory Zablocki was last updated on July 21, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.