IndividualActive
Leonard Rosenblum, DC
NPI 1912194408 · Chiropractor · New York, NY
Leonard Rosenblum, DC is a Chiropractor provider in New York, NY (NPI 1912194408).
Provider details
- NPI number
- 1912194408
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- DC
- Sex
- Male
- Sole proprietor
- Yes
- License
- X006884-1 (NY)
Specialties & taxonomies
Chiropractic Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
873 Broadway
Suite 414
New York, NY 10003-1231
Phone: (212) 254-4586
Street-level locationGet directions
Mailing address
873 Broadway
New York, NY 10003-1231
Registry dates
- Enumerated
- 2007-09-27
- Last updated
- 2007-09-27
Frequently asked questions
- What is Leonard Rosenblum's NPI number?
- Leonard Rosenblum's National Provider Identifier (NPI) is 1912194408, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Rosenblum's specialty?
- Leonard Rosenblum is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Leonard Rosenblum located?
- Leonard Rosenblum's practice location on file with NPPES is 873 Broadway, New York, NY 10003-1231.
- What is Leonard Rosenblum's phone number?
- The practice phone number listed in the NPPES registry for Leonard Rosenblum is (212) 254-4586.
- Is Leonard Rosenblum's NPI active?
- Yes — Leonard Rosenblum's NPI (1912194408) is active in the NPPES registry as of the last update on 2007-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.