Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. ZACHARY M ELLER M.D., M.S.
NPI 1841935582
Ophthalmology in Greenbelt, MD

Q: What is Zachary Eller's NPI number?

The NPI number for Zachary Eller is 1841935582. It was assigned to this individual provider in the NPPES registry on April 27, 2022.

Q: What is Zachary Eller'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 Zachary Eller was last updated on July 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 31 days 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 27, 2022PECOS Enrolled

7500 GREENWAY CENTER DR STE 300, GREENBELT, MD 20770(301) 277-4844 Get Directions Write a Review

NPPES record last updated: July 16, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 16, 2026, Apr 27, 2022 (2 updates tracked since 2022).

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About Dr. Zachary M Eller M.d., M.s. NPPES

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

DR. ZACHARY M ELLER M.D., M.S. (NPI 1841935582) is an individual ophthalmology provider in Greenbelt, Maryland, licensed in Maryland (D0107588) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1841935582

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameDR. ZACHARY M ELLERCredential: M.D., M.S.

Location Address7500 GREENWAY CENTER DR STE 300Greenbelt, MD 20770-3551

Mailing Address7500 Greenway Center Dr Ste 300Greenbelt, MD 20770-3551

Phone(301) 277-4844

Sole ProprietorNo

Enumeration DateApril 27, 2022

Last NPPES UpdateJuly 16, 20262 updates tracked since enumeration

NPPES CertifiedJuly 16, 2026

✔ NPI 1841935582 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in MD · D0107588

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 ListedOphthalmology · Glaucoma SpecialistTaxonomy 207WX0009X · License D0107588 (MD)

Also ListedOphthalmology · Cornea and External Diseases SpecialistTaxonomy 207WX0120X · License D0107588 (MD)

7500 GREENWAY CENTER DR STE 300, Greenbelt, MD 20770

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Secondary Practice Locations 2

Location 114995 Shady Grove Rd Ste 110Rockville, MD 20850-8735 · Phone (301) 277-4844

Location 22041 Georgia Ave NWWashington, DC 20060-0002 · Phone (202) 865-6100

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Zachary M Eller M.d., M.s. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20770 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 5

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

WASHINGTON EYE INSTITUTE, LLC

Optometrist