Marie-Genevieve Iselin, PHD
Adult Development & Aging Psychologist · New York, NY
Marie-Genevieve Iselin, PHD is an adult development & aging psychologist with a practice address in New York, New York, and NPI 1093849358, issued on Mar 16, 2007. Check the license (New York 16589, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marie-Genevieve Iselin
- Credential
- PHD
- Primary taxonomy
- Adult Development & Aging Psychologist 103TA0700X
- License number
- 16589 NY
Self-reported in NPPES; status is on the state search - Practice location
- 26 W 9TH St, New York, NY 10011
- Phone
- (212) 228-2898
- Enumerated
- Mar 16, 2007
- Record last updated
- Oct 24, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (212) 228-2898
- Medicare enrollment
- Enrolled (PECOS I20090623000044); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest adult development & aging psychologist records → All 19 in New York → Look up another NPI →
Also registered at 26 W 9TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Edward Altwies, PSY. D.Clinical Psychologist1912148644
- Jacqueline Ambrosini, LCSWClinical Social Worker1841360526
- Ruchi Amin, LCSWClinical Social Worker1033276423
- Juan Arevalo, MA, LMHCMental Health Counselor1811292196
- Ellen Arfin, LCSWClinical Social Worker1245353119
- Elizabeth Arnold, PH.D.Clinical Psychologist1891903092
Verify Marie-Genevieve Iselin 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 16589Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 91.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- North Shore-Lij Medical PCForest Hills, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marie-Genevieve Iselin among 19 adult development & aging psychologist records in New York
Marie-Genevieve Iselin, PHD is one of 19 adult development & aging psychologist records with a practice address in New York. 11% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 32% of them.
- NPI issued2007 · 32% of these records are older, 21% newer
- In a Medicare fileYes · 11% of these records are
- In the CMS Doctors and Clinicians fileYes · 32% of these records are
- Record last updated2016 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TA0700X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Adult Development & Aging Psychologist providers in New York
There are 19 adult development & aging psychologist records in New York.
All 19 in New York → Every provider in New York → Adult Development & Aging Psychologist nationwide →
The 8 adult development & aging psychologist records with the nearest ZIP codes
- Gregory Hinrichsen, PHDNew York, NY 100111609996685
- Jay Schlesinger, PH.D.White Plains, NY 106051346376514
- Dan Epstein, PH.D.Hastings On Hudson, NY 107061568664217
- David Bloch, PH.D.Middletown, NY 109401417028564
- Leah Siskin, PH.D.Glen Oaks, NY 110041700090149
- Eileen Rosendahl, PH.D.Manhasset, NY 110301790899854
- Svyatoslav Bakis, LCSWBrooklyn, NY 112201710107735
- Abdulla AhmedBrooklyn, NY 112231528907656
Common questions
What is Marie-Genevieve Iselin, PHD's NPI number?
Marie-Genevieve Iselin, PHD's National Provider Identifier (NPI) is 1093849358, issued on Mar 16, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Marie-Genevieve Iselin, PHD located?
The NPPES record lists a practice address at 26 W 9TH St, New York, NY, 10011. Phone: (212) 228-2898. Providers update this record themselves, so call before visiting.
How can I verify Marie-Genevieve Iselin, PHD's license?
NPPES lists New York license number 16589, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
What is Marie-Genevieve Iselin, PHD's MIPS final score?
The 2023 MIPS final score is 91.3 of 100. 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.