William Klein
- Medicare patients, 2024
- 20
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2022
- Practice address
- 71 N 7th St, Brooklyn, NY 11249
- Practice phone
- Call (646) 829-2295
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Williamsburg - North 7th
Occupational Therapy Clinic · Brooklyn, New York
Find William Klein's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
William Klein is a physical therapist in Brooklyn, New York
William Klein practices at Williamsburg - North 7th in Brooklyn, New York.
William Klein's NPI, 1972258879, was assigned on February 18, 2022. William Klein holds New York license 047871-01.
- NPI
- 1972258879NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1153708466
- NPI enumeration date
- February 18, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (646) 829-2295
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
William Klein practices at Williamsburg - North 7th in Brooklyn, New York
William Klein's primary practice is Williamsburg - North 7th, at 71 N 7th St, Brooklyn, NY 11249. The practice phone is (646) 829-2295.
- Williamsburg - North 7th71 N 7th St, Brooklyn, NY 11249Phone(646) 829-2295
Source: Dmand AI Affiliation Data
William Klein is affiliated with 2 sites of care and 1 medical group
William Klein's primary practice is Williamsburg - North 7th in Brooklyn, New York. The medical group on file is Spear Physical And Occupational Therapy. Dmand AI also links William Klein to 1 more group practice or clinic, named with a free account. William Klein's employer is on file too: a physical therapy & rehab clinic.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at William Klein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Klein practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Williamsburg - North 7th | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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William Klein is one of 9,504 physical therapists in New York
Physical therapist is William Klein's primary specialty in the NPI Registry, under taxonomy code 225100000X. William Klein is licensed in New York.
Specialties and state licenses
- Physical therapist, New YorkPrimary
Physical therapists near William Klein
Counts of physical therapists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
William Klein treated 20 Medicare patients in 2024, average age 67
CMS counts 20 Medicare patients who saw William Klein in 2024. 75% of them have high blood pressure, and 70% have high cholesterol. Their average risk score is 1.29, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts William Klein's median patient age at 34, with 42% women.
Chronic conditions among William Klein's Medicare patients, 2024
- High blood pressure75%
- High cholesterol70%
- Arthritis60%
Share of Medicare patients with each condition. A patient can have several.
William Klein's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 34
Patient panel by sex, all payers
- Women42%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How William Klein takes part in Medicare
William Klein accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Sources for William Klein's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about William Klein
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is William Klein's NPI number?
William Klein's NPI number is 1972258879. It was assigned on February 18, 2022, and it is active in the NPI Registry.
What does William Klein specialize in?
William Klein is a physical therapist in Brooklyn, New York. The primary specialty in the NPI Registry is Physical Therapist (taxonomy code 225100000X).
Where does William Klein practice?
William Klein practices at 71 N 7th St, Brooklyn, NY 11249. William Klein's primary practice is Williamsburg - North 7th in Brooklyn, New York. Dmand AI also links William Klein to 1 group practice or clinic.
What is William Klein's office phone number?
The practice phone on file for William Klein is (646) 829-2295.
What is William Klein's medical license number?
William Klein holds New York license 047871-01.
What medical group is William Klein part of?
William Klein is linked to Spear Physical And Occupational Therapy.
Does William Klein accept Medicare?
Yes. CMS lists William Klein as accepting Medicare assignment.
How many Medicare patients does William Klein see?
CMS counts 20 Medicare patients who saw William Klein in 2024, with an average age of 67.
How long has William Klein been practicing?
William Klein graduated from medical school in 2021, 5 years ago.
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