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BALTIMORE OPHTHALMOLOGY, LLC
NPI 1528569233
Ophthalmology in Baltimore, MD

Active since February 27, 2018
6418 REISTERSTOWN RD, BALTIMORE, MD 21215(410) 318-8855(410) 764-3229 Get Directions Write a Review

NPPES record last updated: February 27, 2018. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Baltimore Ophthalmology, Llc NPPES

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

BALTIMORE OPHTHALMOLOGY, LLC (NPI 1528569233) is a healthcare organization registered as an ophthalmology in Baltimore, Maryland and active in the NPI registry since February 2018. The organization lists Ryan Hahn, Medical Director, as its authorized official.

NPPES Registry Identity

NPI1528569233
Entity TypeOrganization
Primary Taxonomy207W00000X
Legal Business NameBALTIMORE OPHTHALMOLOGY, LLC
Location Address6418 REISTERSTOWN RDBaltimore, MD 21215-2308
Mailing Address6418 Reisterstown RdBaltimore, MD 21215-2308 · (410) 318-8855 · Fax (410) 764-3229
Phone(410) 318-8855
Fax(410) 764-3229
Organization SubpartNo
Authorized OfficialRyan HahnMedical Director · (410) 764-9360
Enumeration DateFebruary 27, 2018
✔ NPI 1528569233 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
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.
6418 REISTERSTOWN RD, Baltimore, MD 21215
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Baltimore Ophthalmology, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Baltimore Ophthalmology, LLC, which bills Medicare for the services they deliver. They are listed nearest first.

Clinicians, nearest first (2)

Alan Wolf, M.D.
Ophthalmology
NPI 1982632402
83 CHURCH RD
Arnold, MD 21012
(410) 757-2778
✔ PECOS25 mi
Bruce Sumlin, M.D.
Ophthalmology
NPI 1821068107
1309 E RIDGE RD STE 1
Mcallen, TX 78503
(956) 631-8875
✔ PECOS1,540 mi

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

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 Baltimore Ophthalmology, LLC's NPI number?

The NPI number for Baltimore Ophthalmology, LLC is 1528569233. It was assigned to this organization in the NPPES registry on February 27, 2018.

Where is Baltimore Ophthalmology, LLC located?

Baltimore Ophthalmology, LLC is located at 6418 Reisterstown Rd, Baltimore, MD 21215. The listed phone number is (410) 318-8855.

What is Baltimore Ophthalmology, LLC's specialty?

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

Is Baltimore Ophthalmology, LLC enrolled in Medicare?

Yes. Baltimore Ophthalmology, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Baltimore Ophthalmology, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Ophthalmology, reassign their Medicare billing to Baltimore Ophthalmology, LLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Baltimore Ophthalmology, LLC was last updated on February 27, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.