What is William Northington's NPI number?

William Northington's National Provider Identifier (NPI) is 1073508388, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Northington's specialty?

William Northington is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).

Where is William Northington located?

William Northington's practice location on file with NPPES is 600 N Wolfe St, Baltimore, MD 21287-0005.

What is William Northington's phone number?

The practice phone number listed in the NPPES registry for William Northington is (410) 955-5000.

Is William Northington's NPI active?

Yes — William Northington's NPI (1073508388) is active in the NPPES registry as of the last update on 2026-03-20.

IndividualActive

William Northington, MD

NPI 1073508388 · Emergency Medicine Physician · Baltimore, MD

William Northington, MD is a Emergency Medicine Physician provider in Baltimore, MD (NPI 1073508388).

Provider details

NPI number: 1073508388
Entity type: Individual
Primary specialty: Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: MD424690 (PA)

Specialties & taxonomies

Emergency Medicine PhysicianPrimary207P00000XLicense MD500001794 (DC)
Allopathic & Osteopathic Physicians
Emergency Medicine Physician207P00000XLicense MD424690 (PA)
Allopathic & Osteopathic Physicians
Emergency Medicine Physician207P00000XLicense D67491 (MD)
Allopathic & Osteopathic Physicians
Emergency Medical Services (Emergency Medicine) Physician207PE0004XLicense MD500001794 (DC)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(95/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
20 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
2 documented practice locations

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

600 N Wolfe St

Baltimore, MD 21287-0005

Phone: (410) 955-5000

Street-level locationGet directions

More MD providers

Mailing address

2401 E Street Nw

Washington, DC 20522-0001

Additional practice locations (1)

2401 E Street Nw
Washington, DC 20522-0001
Phone: (202) 663-1718

Enumerated: 2005-09-13
Last updated: 2026-03-20
Certified: 2026-03-20

Frequently asked questions

What is William Northington's NPI number?: William Northington's National Provider Identifier (NPI) is 1073508388, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is William Northington's specialty?: William Northington is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
Where is William Northington located?: William Northington's practice location on file with NPPES is 600 N Wolfe St, Baltimore, MD 21287-0005.
What is William Northington's phone number?: The practice phone number listed in the NPPES registry for William Northington is (410) 955-5000.
Is William Northington's NPI active?: Yes — William Northington's NPI (1073508388) is active in the NPPES registry as of the last update on 2026-03-20.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.