Donald B. Schak Sr., M.D., PA
NPI 1629092069 · Family Medicine Physician · Valparaiso, FL
Donald B. Schak Sr., M.D., PA is a Family Medicine Physician organization in Valparaiso, FL (NPI 1629092069).
Provider details
- NPI number
- 1629092069
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Donald Schak, Direct Owner(850) 678-0061
- License
- ME76306 (FL)
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
19 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
- 2006-07-27
- Last updated
- 2013-03-13
Frequently asked questions
- What is Donald B. Schak Sr., M.D., PA's NPI number?
- Donald B. Schak Sr., M.D., PA's National Provider Identifier (NPI) is 1629092069, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Donald B. Schak Sr., M.D., PA?
- Donald B. Schak Sr., M.D., PA is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Donald B. Schak Sr., M.D., PA located?
- Donald B. Schak Sr., M.D., PA's practice location on file with NPPES is 120 S John Sims Pkwy, Valparaiso, FL 32580-1212.
- What is Donald B. Schak Sr., M.D., PA's phone number?
- The practice phone number listed in the NPPES registry for Donald B. Schak Sr., M.D., PA is (850) 678-0061.
- Who is the authorized official for Donald B. Schak Sr., M.D., PA?
- The authorized official listed on Donald B. Schak Sr., M.D., PA's NPPES record is Donald Schak, Direct Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Donald B. Schak Sr., M.D., PA's NPI active?
- Yes — Donald B. Schak Sr., M.D., PA's NPI (1629092069) is active in the NPPES registry as of the last update on 2013-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.