William E. Zachow, D.O. Medical Corporation
NPI 1073828356 · Family Medicine Physician · Sonora, CA
William E. Zachow, D.O. Medical Corporation is a Family Medicine Physician organization in Sonora, CA (NPI 1073828356).
Provider details
- NPI number
- 1073828356
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- William Zachow, President(602) 790-4221
- License
- 20A11228 (CA)
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
15 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
- 2010-08-11
- Last updated
- 2010-08-11
Frequently asked questions
- What is William E. Zachow, D.O. Medical Corporation's NPI number?
- William E. Zachow, D.O. Medical Corporation's National Provider Identifier (NPI) is 1073828356, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is William E. Zachow, D.O. Medical Corporation?
- William E. Zachow, D.O. Medical Corporation is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William E. Zachow, D.O. Medical Corporation located?
- William E. Zachow, D.O. Medical Corporation's practice location on file with NPPES is 19747 Greenley Rd, Sonora, CA 95370-5998.
- What is William E. Zachow, D.O. Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for William E. Zachow, D.O. Medical Corporation is (602) 790-4221.
- Who is the authorized official for William E. Zachow, D.O. Medical Corporation?
- The authorized official listed on William E. Zachow, D.O. Medical Corporation's NPPES record is William Zachow, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is William E. Zachow, D.O. Medical Corporation's NPI active?
- Yes — William E. Zachow, D.O. Medical Corporation's NPI (1073828356) is active in the NPPES registry as of the last update on 2010-08-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.