NPPES file of Aug 9, 2026

Dawn Ellen Mahlau, LCSW

Clinical Social Worker · Bronx, NY

Dawn Ellen Mahlau, LCSW is a clinical social worker with a practice address in Bronx, New York, and NPI 1841422698, issued on Aug 12, 2009. Check the license (New York P045176, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1841422698
Name
Dawn Ellen Mahlau
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
P045176 NY
Self-reported in NPPES; status is on the state search
Practice location
1621 Eastchester RD, Bronx, NY 10461
Phone
(718) 405-8040
Enumerated
Aug 12, 2009
Record last updated
Feb 18, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20130710000002); may accept Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 1621 Eastchester RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Matthew Akiyama, M.D.Infectious Disease Physician1316259419
  2. Jane AldingerSocial Worker1063056281
  3. Kari Anderson, M.D.Pediatrics Physician1821159872
  4. Loring Bartlett, PSYDClinical Child & Adolescent Psychologist1144579855
  5. Galit BenoniInternal Medicine Physician1023646700
  6. Daisy BerishaOptometrist1124682752

Verify Dawn Ellen Mahlau in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license P045176
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

One hospital affiliation

  1. Montefiore Medical CenterBronx, NY · Acute Care Hospitals3 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Dawn Ellen Mahlau among 29,293 clinical social worker records in New York

Dawn Ellen Mahlau, LCSW is one of 29,293 clinical social worker records with a practice address in New York. 8% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 38% of them.

  • NPI issued2009 · 38% of these records are older, 58% newer
  • In a Medicare fileYes · 8% of these records are
  • In the CMS Doctors and Clinicians fileYes · 17% of these records are
  • Graduated1992 · median 2001 among the 5,004 with a school on file
  • Record last updated2013 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,509 clinical social worker records list a practice address in Bronx

They are 1,509 of the 32,017 NPPES records with a practice address in Bronx, and 29,293 clinical social worker records in New York.

The 8 clinical social worker records with the nearest ZIP codes

  1. Linda Afonso, LCSWBronx, NY 104611093804650
  2. Jamiel AngladeBronx, NY 104611831288935
  3. Tamara Berthaud, LCSW-RBronx, NY 104611407967128
  4. Jessica Bondi, LMSWBronx, NY 104611689761199
  5. Sadie Bryan-Johnson, LCSWBronx, NY 104611710072434
  6. Anthony Crescenzo, LCSWNew York, NY 104611356433056
  7. Louis Cuoco, D. S. W.Bronx, NY 104611144316241
  8. Laura Feld, LCSWBronx, NY 104611598851461

Common questions

What is Dawn Ellen Mahlau, LCSW's NPI number?

Dawn Ellen Mahlau, LCSW's National Provider Identifier (NPI) is 1841422698, issued on Aug 12, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Dawn Ellen Mahlau, LCSW located?

The NPPES record lists a practice address at 1621 Eastchester RD, Bronx, NY, 10461. Phone: (718) 405-8040. Providers update this record themselves, so call before visiting.

How can I verify Dawn Ellen Mahlau, LCSW's license?

NPPES lists New York license number P045176, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

What is Dawn Ellen Mahlau, LCSW's MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.