S. Klein MD LLC
NPI 1073985842 · Physical Medicine & Rehabilitation Physician · Bayside, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
S. Klein MD LLC is a Physical Medicine & Rehabilitation Physician organization in Bayside, NY (NPI 1073985842).
Provider details
- NPI number
- 1073985842
- Entity type
- Organization
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Stephen Klein, Owner(917) 880-8079
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
10 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
Other names (DBA / former)
- Doing business as
- Pain Treatment & Rehabilitation
Registry dates
- Enumerated
- 2015-10-20
- Last updated
- 2015-10-20
Frequently asked questions
- What is S. Klein MD LLC's NPI number?
- S. Klein MD LLC's National Provider Identifier (NPI) is 1073985842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is S. Klein MD LLC?
- S. Klein MD LLC is classified in the NPPES registry as Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is S. Klein MD LLC located?
- S. Klein MD LLC's practice location on file with NPPES is 21333 39th Ave, Bayside, NY 11361-2091.
- What is S. Klein MD LLC's phone number?
- The practice phone number listed in the NPPES registry for S. Klein MD LLC is (212) 673-6083.
- Does S. Klein MD LLC accept Medicare?
- S. Klein MD LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for S. Klein MD LLC?
- The authorized official listed on S. Klein MD LLC's NPPES record is Stephen Klein, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is S. Klein MD LLC's NPI active?
- Yes — S. Klein MD LLC's NPI (1073985842) is active in the NPPES registry as of the last update on 2015-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.