Leonard Haas, MD
NPI 1144269721 · Obstetrics & Gynecology Physician · Westlake, OH
Leonard Haas, MD is a Obstetrics & Gynecology Physician provider in Westlake, OH (NPI 1144269721).
Provider details
- NPI number
- 1144269721
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35035263 (OH)
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
- 2006-06-06
- Last updated
- 2007-07-11
Frequently asked questions
- What is Leonard Haas's NPI number?
- Leonard Haas's National Provider Identifier (NPI) is 1144269721, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Haas's specialty?
- Leonard Haas is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Leonard Haas located?
- Leonard Haas's practice location on file with NPPES is 2001 Crocker Rd, Westlake, OH 44145-6966.
- What is Leonard Haas's phone number?
- The practice phone number listed in the NPPES registry for Leonard Haas is (440) 808-1905.
- Is Leonard Haas's NPI active?
- Yes — Leonard Haas's NPI (1144269721) is active in the NPPES registry as of the last update on 2007-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.