Madeleine Marie Hardt, PHD
Psychologist · Stony Brook, NY
Madeleine Marie Hardt, PHD is a psychologist with a practice address in Stony Brook, New York, and NPI 1598413056, issued on Mar 14, 2022. Check the license (New York 026958-01, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Madeleine Marie Hardt
- Credential
- PHD
- Primary taxonomy
- Psychologist 103T00000X
- License number
- 026958-01 NY
Self-reported in NPPES; status is on the state search - Practice location
- 101 Nicolls RD, Stony Brook, NY 11794
- Phone
- (631) 444-2990
- Enumerated
- Mar 14, 2022
- Record last updated
- Aug 8, 2025
- Medicare enrollment
- Enrolled (PECOS I20250910002489); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychologist records → All 5,045 in New York → Look up another NPI →
Also registered at 101 Nicolls RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Alan Abboud, MDStudent in an Organized Health Care Education/Training Program1891498531
- Verona AbdelmesehStudent in an Organized Health Care Education/Training Program1558926022
- Rula Abdulrahman, M.D.Nephrology Physician1790180776
- Dua AbedeenStudent in an Organized Health Care Education/Training Program1457153934
Verify Madeleine Marie Hardt 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 026958-01Check 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
- Stony Brook Psychiatric Associates University Faculty Practice CorporStony Brook, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Madeleine Marie Hardt among 5,045 psychologist records in New York
Madeleine Marie Hardt, PHD is one of 5,045 psychologist records with a practice address in New York. 6% 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 85% of them.
- NPI issued2022 · 85% of these records are older, 11% newer
- In a Medicare fileYes · 6% of these records are
- In the CMS Doctors and Clinicians fileYes · 15% of these records are
- Graduated2023 · median 1994 among the 766 with a school on file
- Record last updated2025 · 70% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychologist providers in New York
There are 5,045 psychologist records in New York.
All 5,045 in New York → Every provider in Stony Brook → Psychologist nationwide →
The 8 psychologist records with the nearest ZIP codes
- Joan BroderickStony Brook, NY 117941699716217
- Amanda DonlonStony Brook, NY 117941952046591
- Eric Hand, PH.D.Stony Brook, NY 117941033996996
- Amanda Levinson, PHDStony Brook, NY 117941790415636
- Michelle MenezesStony Brook, NY 117941063872778
- Patricia Osborne, PH.D.Stony Brook, NY 117941386189686
- Joyce Sprafkin, PH.D.Stony Brook, NY 117941306886023
- Arthur Stone, PH.D.Stony Brook, NY 117941285674911
Common questions
What is Madeleine Marie Hardt, PHD's NPI number?
Madeleine Marie Hardt, PHD's National Provider Identifier (NPI) is 1598413056, issued on Mar 14, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Madeleine Marie Hardt, PHD located?
The NPPES record lists a practice address at 101 Nicolls RD, Stony Brook, NY, 11794. Phone: (631) 444-2990. Providers update this record themselves, so call before visiting.
How can I verify Madeleine Marie Hardt, PHD's license?
NPPES lists New York license number 026958-01, 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.