Healthcare organizations in Olney, Maryland

As of October 20, 2026, ListRiver's records show 165 healthcare organizations in Olney, Maryland (practices, clinics and facilities with a National Provider Identifier (NPI)). 100% have a phone number, 1% an email address and 100% a named contact. 12 formed in the last 12 months.

Each record includes NPI, primary specialty, practice phone, the authorized official's name and title, and, for facilities, private-equity and chain ownership where on file.

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Healthcare organizations on record
165
165 known from federal records only
With a phone number
100%
165 records
With an email address
1%
1 records
With a named contact
100%
165 records

By size (employees)

  • 50-991 · 50%
  • 100-4991 · 50%

2 of 165 records report a size. The list builder filters by any range.

Top specialties

  • Clinical Social Worker13 · 20%
  • Internal Medicine Physician7 · 11%
  • Physical Therapist6 · 9%
  • Specialist6 · 9%
  • Community/Behavioral Health Agency5 · 8%
  • Home Health Agency5 · 8%
  • Mental Health Counselor5 · 8%
  • Psychiatry Physician5 · 8%
  • Community/Retail Pharmacy4 · 6%
  • Dentist4 · 6%
  • Anesthesiology Physician3 · 5%
  • Ambulatory Surgical Clinic/Center3 · 5%

Healthcare organizations in other Maryland cities

BaltimoreSilver SpringRockvilleColumbiaFrederickBowieLaurelTowsonAnnapolisBethesdaGaithersburgOwings MillsWaldorfHagerstownUpper MarlboroGlen BurnieBel AirLanhamSalisburyEllicott CityGermantownCatonsvilleGreenbeltPikesvilleHyattsvilleWestminsterCumberlandElktonClintonChevy ChaseRandallstownLuthervilleEastonLargoBeltsvilleOxon HillNottinghamElkridgeReisterstownOaklandWindsor MillPasadenaFort WashingtonTimoniumSeverna ParkTakoma ParkRosedaleParkvillePotomacPrince FrederickCroftonCollege ParkAberdeenOdentonCambridgeHavre De GraceKensingtonBerlinCockeysvilleLa Plata

Newest healthcare organizations in Olney (sample)

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No recent formations on record.

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Common questions about Olney healthcare organizations

How many healthcare organizations are in Olney, Maryland?

ListRiver has 165 healthcare organizations in Olney, Maryland on record as of October 20, 2026. 165 of them are known from federal records only and have no state business filing.

How many have a phone number, email or contact name?

165 (100%) have a phone number, 1 (1%) an email address and 165 (100%) a named contact. The list builder can require any of them, so you pay only for records that have it.

What does each record include?

The business name, address and NPI, primary specialty, practice phone, the authorized official's name and title, and, for facilities, private-equity and chain ownership where on file, plus every standard ListRiver column (see the data dictionary).

How many healthcare organizations are new?

12 healthcare organizations in Olney, Maryland formed in the last 12 months.

How much does a list of healthcare organizations cost?

$0.06 per record, with a $50 minimum order and 6 monthly refresh files included. The list builder shows the exact count and price for your filters before you buy.

Who uses these lists?

Medical billing and staffing firms, device and pharmaceutical reps, practice-management software, insurers and suppliers.

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About this data

Built from public federal agency records and official state business registries, matched to each business by name and address and refreshed as the agencies publish updates. Phone, email and contact names are included where on file; nothing is estimated or filled in. The sample above shows only businesses registered with a state. See the methodology and the data dictionary for every column.