William Klein, MD
NPI 1922007590 · Family Medicine Physician · Cincinnati, OH
William Klein, MD is a Family Medicine Physician provider in Cincinnati, OH (NPI 1922007590).
Provider details
- NPI number
- 1922007590
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35 077821 (OH)
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
21 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
- 2005-07-18
- Last updated
- 2024-10-31
- Certified
- 2024-10-31
Frequently asked questions
- What is William Klein's NPI number?
- William Klein's National Provider Identifier (NPI) is 1922007590, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Klein's specialty?
- William Klein is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Klein located?
- William Klein's practice location on file with NPPES is 220 E 4th St Ste 130, Cincinnati, OH 45202-4102.
- What is William Klein's phone number?
- The practice phone number listed in the NPPES registry for William Klein is (513) 964-0830.
- Is William Klein's NPI active?
- Yes — William Klein's NPI (1922007590) is active in the NPPES registry as of the last update on 2024-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.