NPPES file of Aug 9, 2026

Tidewater Anesthesia Associates

Tidewater Anesthesia Associates holds 7 active organization NPIs in the federal registry, with practice locations in 3 Maryland cities. All list anesthesiology physician 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

Easton has the most NPIs, 5

  1. Easton5
  2. Cambridge1
  3. Chestertown1

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

Most NPIs were issued in 2006 and 2025

Tidewater Anesthesia Associates NPIs by year issued2006: 1, 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: 1, 2022: 0, 2023: 0, 2024: 0, 2025: 5024620072009201120132015201720192021202320252006: 151
Tidewater Anesthesia Associates NPIs by year issued2006: 1, 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: 1, 2022: 0, 2023: 0, 2024: 0, 2025: 5024620072009201120132015201720192021202320252006: 151
Tidewater Anesthesia Associates NPIs by year issued2006: 1, 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: 1, 2022: 0, 2023: 0, 2024: 0, 2025: 5024620072010201320162019202220252006: 151

Source: CMS NPPES, enumeration dates.

5 NPIs were issued in 2025 alone, more than in any other year; none in 17 of the years between.

Easton locations

The city with the most Tidewater Anesthesia Associates NPIs. The full list of all 7 follows.

NPILocationPrimary taxonomyIssued
1780621474219 S. WASHINGTON ST., EastonAnesthesiology PhysicianJun 1, 2006
1003407164219 S WASHINGTON ST, EastonAnesthesiology PhysicianFeb 1, 2021
17501867486 CAULK LN, EastonAnesthesiology PhysicianFeb 14, 2025
1386449379510 IDLEWILD AVE STE 110, EastonAnesthesiology PhysicianFeb 14, 2025
10137120178420 OCEAN GTWY, EastonAnesthesiology PhysicianFeb 14, 2025
All 7 locations, by city
NPILocationPrimary taxonomyIssued
1629873625713 CAMBRIDGE MARKETPLACE BLVD, CambridgeAnesthesiology PhysicianFeb 14, 2025
1285439281100 BROWN ST, ChestertownAnesthesiology PhysicianFeb 14, 2025
1780621474219 S. WASHINGTON ST., EastonAnesthesiology PhysicianJun 1, 2006
1003407164219 S WASHINGTON ST, EastonAnesthesiology PhysicianFeb 1, 2021
17501867486 CAULK LN, EastonAnesthesiology PhysicianFeb 14, 2025
1386449379510 IDLEWILD AVE STE 110, EastonAnesthesiology PhysicianFeb 14, 2025
10137120178420 OCEAN GTWY, EastonAnesthesiology PhysicianFeb 14, 2025

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 Tidewater Anesthesia Associates have 7 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Tidewater Anesthesia Associates'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.