Healthcare providers in District of Columbia

52,426 active providers practise in District of Columbia, which is 0.6% of the national registry and makes it the 39th largest state by provider count.

Largest specialties

By primary taxonomy, counting practice location. A provider who lists several taxonomies appears once, under the one they flagged primary.

Neighbouring states by size

• Mississippi57,531
• Idaho45,578
• Maine42,953
• Hawaii40,569
• New Hampshire40,363
• Iowa65,096
• New Mexico68,884
• Alaska35,695

Looking up one provider

Counts are from the monthly file. For a specific provider, the lookup reads the live registry, which is the only way to know whether an identifier was deactivated in the last few weeks.

Counts from npidata_pfile_20050523-20260712.csv, built 2026-08-09. Practice location, primary taxonomy only, deactivated identifiers excluded.