Rachel Ivy Holland Loewenstein, LMSW
Social Worker · Brooklyn, NY
Rachel Ivy Holland Loewenstein, LMSW is a social worker with a practice address in Brooklyn, New York, and NPI 1154064723, issued on Apr 20, 2022. Check the license (New York 112240, as entered in NPPES) with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Rachel Ivy Holland Loewenstein
- Credential
- LMSW
- Primary taxonomy
- Social Worker 104100000X
- License number
- 112240 NY
Self-reported in NPPES; status is on the state search - Practice location
- 2412 Church Ave, Brooklyn, NY 11226
- Phone
- (855) 681-8700
- Enumerated
- Apr 20, 2022
- Record last updated
- Apr 20, 2022
- Entity
- Type 1 · individual
Also registered at 2412 Church Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Antoinette Day, NURSE PRACTITIONERAdult Health Nurse Practitioner1356691612
- Gregory HarpringObstetrics & Gynecology Physician1982282828
- Raisa Harrington, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1043851215
- Matthew Hecht-Gianutsos, LCSWClinical Social Worker1902061724
Verify Rachel Ivy Holland Loewenstein 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 112240Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3,662 social worker records list a practice address in Brooklyn
They are 3,662 of the 64,057 NPPES records with a practice address in Brooklyn, and 23,561 social worker records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 3,662 in Brooklyn → All 23,561 in New York → Every provider in Brooklyn →
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- Angelyse Abalco, LMSWSmithtown, NY1083255251
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- Marya Abbas, LMSWJackson Heights, NY1770355190
Common questions
What is Rachel Ivy Holland Loewenstein, LMSW's NPI number?
Rachel Ivy Holland Loewenstein, LMSW's National Provider Identifier (NPI) is 1154064723, issued on Apr 20, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Rachel Ivy Holland Loewenstein, LMSW located?
The NPPES record lists a practice address at 2412 Church Ave, Brooklyn, NY, 11226. Phone: (855) 681-8700. Providers update this record themselves, so call before visiting.
How can I verify Rachel Ivy Holland Loewenstein, LMSW's license?
NPPES lists New York license number 112240, 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. 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.