William Halstead, MD
NPI 1912953688 · Emergency Medicine Physician · Tullahoma, TN
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Halstead, MD is a Emergency Medicine Physician provider in Tullahoma, TN (NPI 1912953688).
Provider details
- NPI number
- 1912953688
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 14889 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
1 documented practice location
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
Mailing address
Registry dates
- Enumerated
- 2006-05-25
- Last updated
- 2007-11-07
Frequently asked questions
- What is William Halstead's NPI number?
- William Halstead's National Provider Identifier (NPI) is 1912953688, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Halstead's specialty?
- William Halstead is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Halstead located?
- William Halstead's practice location on file with NPPES is 1801 N Jackson St, Tullahoma, TN 37388-2201.
- What is William Halstead's phone number?
- The practice phone number listed in the NPPES registry for William Halstead is (931) 393-3000.
- Does William Halstead accept Medicare?
- William Halstead is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Halstead's NPI active?
- Yes — William Halstead's NPI (1912953688) is active in the NPPES registry as of the last update on 2007-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.