William Klein
Physical Therapist · Brooklyn, NY
William Klein is a physical therapist with a practice address in Brooklyn, New York, and NPI 1972258879, issued on Feb 18, 2022. Check the license (New York 047871-01, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William Klein
- Primary taxonomy
- Physical Therapist 225100000X
- License number
- 047871-01 NY
Self-reported in NPPES; status is on the state search - Practice location
- 71 North 7TH Street, Brooklyn, NY 11249
- Phone
- (646) 829-2295
- Enumerated
- Feb 18, 2022
- Record last updated
- Feb 18, 2022
- Fax
- (212) 379-2131
- Medicare enrollment
- Enrolled (PECOS I20220506000180); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physical therapist records → All 21,756 in New York → Look up another NPI →
Verify William Klein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 047871-01Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Spear Physical And Occupational Therapy, LLCBrooklyn, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Klein among 21,756 physical therapist records in New York
William Klein is one of 21,756 physical therapist records with a practice address in New York. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 79% of them.
- NPI issued2022 · 79% of these records are older, 17% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileYes · 34% of these records are
- Graduated2021 · median 2016 among the 7,302 with a school on file
- Record last updated2022 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2,228 physical therapist records list a practice address in Brooklyn
They are 2,228 of the 64,057 NPPES records with a practice address in Brooklyn, and 21,756 physical therapist records in New York.
All 21,756 in New York → Every provider in Brooklyn → Physical Therapist nationwide →
The 8 physical therapist records with the nearest ZIP codes
- Mehmet Bayram, DPT, PTBrooklyn, NY 112491386426468
- Nicole BickBrooklyn, NY 112491912600420
- Victoria Canning, PT, DPTBrooklyn, NY 112491154047959
- Harrison Deneka, PT, DPTBrooklyn, NY 112491245951763
- George HsiehBrooklyn, NY 112491598481608
- Agata Jozefowicz, PTBrooklyn, NY 112491215301585
- Katelyn KernoschakBrooklyn, NY 112491295451292
- Alyssa Kopsidas, DPTBrooklyn, NY 112491346020518
Common questions
What is William Klein's NPI number?
William Klein's National Provider Identifier (NPI) is 1972258879, issued on Feb 18, 2022. An NPI identifies a provider in billing; it is not a license.
Where is William Klein located?
The NPPES record lists a practice address at 71 North 7TH Street, Brooklyn, NY, 11249. Phone: (646) 829-2295. Providers update this record themselves, so call before visiting.
How can I verify William Klein's license?
NPPES lists New York license number 047871-01, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.