William Mack, MD
NPI 1598704736 · Psychiatry Physician · Leawood, KS
William Mack, MD is a Psychiatry Physician provider in Leawood, KS (NPI 1598704736).
Provider details
- NPI number
- 1598704736
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 04-35486 (KS)
Specialties & taxonomies
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
- 2006-06-05
- Last updated
- 2012-06-22
Frequently asked questions
- What is William Mack's NPI number?
- William Mack's National Provider Identifier (NPI) is 1598704736, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Mack's specialty?
- William Mack is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is William Mack located?
- William Mack's practice location on file with NPPES is 11111 Nall Ave, Leawood, KS 66211-1924.
- What is William Mack's phone number?
- The practice phone number listed in the NPPES registry for William Mack is (913) 314-3495.
- Is William Mack's NPI active?
- Yes — William Mack's NPI (1598704736) is active in the NPPES registry as of the last update on 2012-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.