NPPES file of Aug 9, 2026

Barenburg Optical Service

Barenburg Optical Service holds 6 active organization NPIs in the federal registry, with practice locations in 3 Maryland cities. 5 list optometrist as their primary taxonomy; each location can bill under its own NPI.

CMS NPPES registry, file of Aug 9, 2026 · legal names grouped after punctuation and "LLC" are removed · method · Verify with CMS →

Which NPI is yours?

Search the organization with your city to find the NPI for the location you visit or bill.

Find a location's NPI

Baltimore has the most NPIs, 4

  1. Baltimore4
  2. Ellicott City1
  3. Pasadena1

Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.

Most NPIs were issued in 2005 and 2024

Barenburg Optical Service NPIs by year issued2005: 1, 2006: 0, 2007: 0, 2008: 0, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 5024620062008201020122014201620182020202220242005: 15
Barenburg Optical Service NPIs by year issued2005: 1, 2006: 0, 2007: 0, 2008: 0, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 5024620062008201020122014201620182020202220242005: 15
Barenburg Optical Service NPIs by year issued2005: 1, 2006: 0, 2007: 0, 2008: 0, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 5024620062009201220152018202120242005: 15

Source: CMS NPPES, enumeration dates.

5 NPIs were issued in 2024 alone, more than in any other year; none in 18 of the years between.

Baltimore locations

The city with the most Barenburg Optical Service NPIs. The full list of all 6 follows.

NPILocationPrimary taxonomyIssued
1639179112100 PARK AVE, BaltimoreOptometristJul 27, 2005
12258762381003 N POINT BLVD STE 605, BaltimoreOptometristJul 16, 2024
18319377471829 REISTERSTOWN RD STE 300, BaltimoreOptometristJul 16, 2024
1376381608100 PARK AVE, BaltimoreOphthalmology PhysicianJul 19, 2024
All 6 locations, by city
NPILocationPrimary taxonomyIssued
1639179112100 PARK AVE, BaltimoreOptometristJul 27, 2005
12258762381003 N POINT BLVD STE 605, BaltimoreOptometristJul 16, 2024
18319377471829 REISTERSTOWN RD STE 300, BaltimoreOptometristJul 16, 2024
1376381608100 PARK AVE, BaltimoreOphthalmology PhysicianJul 19, 2024
11844620959051 BALTIMORE NATIONAL PIKE, Ellicott CityOptometristJul 16, 2024
13369872478556 FORT SMALLWOOD RD, PasadenaOptometristJul 16, 2024

Checking an organization

  1. Match the NPI to the exact location you will visit or bill; each location can have its own.
  2. Confirm the business entity with the secretary of state.
  3. Check the HHS-OIG exclusion list for the organization and its owners.
  4. Verify each clinician you will see on their own record and with the state license search.

Common questions

Why does Barenburg Optical Service have 6 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Barenburg Optical Service's NPIs list practice locations in 3 cities.

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.