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DR. CHAD CHARLES ZATEZALO M.D.
NPI 1861603524
Ophthalmology in Chevy Chase, MD

Active since May 24, 2007PECOS EnrolledAccepts Medicare Assignment
8401 CONNECTICUT AVE STE 640, CHEVY CHASE, MD 20815(301) 304-6600(301) 304-6601 Get Directions Write a Review

NPPES record last updated: February 15, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Chad Charles Zatezalo M.d. NPPES

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

DR. CHAD CHARLES ZATEZALO M.D. (NPI 1861603524) is an individual ophthalmology provider in Chevy Chase, Maryland, licensed in Maryland (D74823) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS and is a graduate of Icahn School Of Medicine At Mount Sinai (2006).

NPPES Registry Identity

NPI1861603524
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. CHAD CHARLES ZATEZALOCredential: M.D.
Location Address8401 CONNECTICUT AVE STE 640Chevy Chase, MD 20815-9904
Mailing Address8401 Connecticut Ave Ste 640Chevy Chase, MD 20815-9904 · (301) 304-6600 · Fax (301) 304-6601
Phone(301) 304-6600
Fax(301) 304-6601
Sole ProprietorNo
Medical School CMSIcahn School Of Medicine At Mount SinaiGraduated 2006
Enumeration DateMay 24, 2007
Last NPPES UpdateFebruary 15, 2024
NPPES CertifiedJanuary 11, 2024
✔ NPI 1861603524 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
Licenses✔ Licensed in MD · D74823✔ Licensed in PA · MT189272
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.
8401 CONNECTICUT AVE STE 640, Chevy Chase, MD 20815
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Chad Charles Zatezalo 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 ID4183818321
PECOS Enrollment IDI20121031000056
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.

Medicare Billing Reassignment

Medicare enrollment records show Chad Zatezalo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Chad Zatezalo MD LLC
Same address
Ophthalmic Plastic and Reconstructive Surgery
8401 CONNECTICUT AVE STE 640
North Chevy Chase, MD 20815
  • Reassigned Medicare billing, District of Columbia enrollment
NPI 1851838502 (301) 304-6600

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 10

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.

Photography of content of eyes 92285
Photography of the content of eyes, also known as ocular photography, captures detailed images of different parts of the eye. It helps identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. The process is non-invasive and painless.
121 services95 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.
117 services117 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.
103 services84 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.
35 services33 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.
23 services20 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.
20 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20815 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
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
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.

Other Providers at the Same Location NPPES

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

CHAD ZATEZALO MD LLC
Ophthalmology (Ophthalmic Plastic and Reconstructive Surgery)
8401 CONNECTICUT AVE STE 640
NORTH CHEVY CHASE, MD 20815
Montgomery County (301) 304-6600

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 Chad Zatezalo's NPI number?

The NPI number for Chad Zatezalo is 1861603524. It was assigned to this individual provider in the NPPES registry on May 24, 2007.

Where is Chad Zatezalo located?

Chad Zatezalo practices at 8401 Connecticut Ave Ste 640, Chevy Chase, MD 20815. The listed phone number is (301) 304-6600.

What is Chad Zatezalo's specialty?

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

Is Chad Zatezalo enrolled in Medicare?

Yes. Chad Zatezalo 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.

Which organization bills Medicare for Chad Zatezalo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chad Zatezalo reassigns Medicare benefits to Chad Zatezalo MD LLC (North Chevy Chase, MD). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Chad Zatezalo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Chad Zatezalo was last updated on February 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.