William Block, MD
NPI 1851353585 · Obstetrics & Gynecology Physician · Johnson City, TN
William Block, MD is a Obstetrics & Gynecology Physician provider in Johnson City, TN (NPI 1851353585).
Provider details
- NPI number
- 1851353585
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD30245 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
- 2006-04-06
- Last updated
- 2024-01-16
- Certified
- 2024-01-16
Frequently asked questions
- What is William Block's NPI number?
- William Block's National Provider Identifier (NPI) is 1851353585, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Block's specialty?
- William Block is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is William Block located?
- William Block's practice location on file with NPPES is 325 N State of Franklin Rd, Johnson City, TN 37604.
- What is William Block's phone number?
- The practice phone number listed in the NPPES registry for William Block is (423) 439-7272.
- Is William Block's NPI active?
- Yes — William Block's NPI (1851353585) is active in the NPPES registry as of the last update on 2024-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.