Ian John Sadler, PH.D.
Clinical Psychologist · New York, NY
Ian John Sadler, PH.D. is a clinical psychologist with a practice address in New York, New York, and NPI 1992805097, issued on Sep 25, 2006. Check the license (New York 021935-1, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ian John Sadler
- Credential
- PH.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- 021935-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 710 W 168TH St, New York, NY 10032
- Phone
- (212) 305-9758
- Enumerated
- Sep 25, 2006
- Record last updated
- Mar 2, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (212) 342-1699
- Medicare enrollment
- Enrolled (PECOS I20170501001895); accepts Medicare assignment
- Medical or professional school
- University Of Florida College Of Medicine, 1999
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 6,558 in New York → Look up another NPI →
Also registered at 710 W 168TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Asa Abeliovich, M.D.Neurology Physician1740234129
- Julian Agin-Liebes, MDNeurology Physician1114452406
- Alexander Agopyan-Miu, MDStudent in an Organized Health Care Education/Training Program1124761465
- Maria Antonina Alas, NPAcute Care Nurse Practitioner1922883248
- Juan Luis Alcala Zermeno, MDNeurology Physician1538645841
- Roy Alcalay, MDNeurology Physician1457487167
Verify Ian John Sadler 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 021935-1Check 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): 100 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
- Trustees OF Columbia University IN The City OF New YorkNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ian John Sadler among 6,558 clinical psychologist records in New York
Ian John Sadler, PH.D. is one of 6,558 clinical psychologist records with a practice address in New York. 7% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 75% newer
- In a Medicare fileYes · 7% of these records are
- In the CMS Doctors and Clinicians fileYes · 19% of these records are
- Graduated1999 · median 1996 among the 1,251 with a school on file
- Record last updated2017 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2,542 clinical psychologist records list a practice address in New York
They are 2,542 of the 98,468 NPPES records with a practice address in New York, and 6,558 clinical psychologist records in New York.
All 6,558 in New York → Every provider in New York → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Molly Algermissen, PHDNew York, NY 100321699800821
- Norma Cofresi, PH.D.New York, NY 100321265525661
- Karina Davidson, PHDNew York, NY 100321750406641
- Simone HoermannNew York, NY 100321598880593
- Jennifer Jones, PH.D.New York, NY 100321689796591
- Claude Mellins, PHDNew York, NY 100321598815011
- Heino Meyer-Bahlburg, PH.D.New York, NY 100321730232331
- Katherine Miele Gomez, PHDNew York, NY 100321750409918
Common questions
What is Ian John Sadler, PH.D.'s NPI number?
Ian John Sadler, PH.D.'s National Provider Identifier (NPI) is 1992805097, issued on Sep 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ian John Sadler, PH.D. located?
The NPPES record lists a practice address at 710 W 168TH St, New York, NY, 10032. Phone: (212) 305-9758. Providers update this record themselves, so call before visiting.
How can I verify Ian John Sadler, PH.D.'s license?
NPPES lists New York license number 021935-1, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
What is Ian John Sadler, PH.D.'s MIPS final score?
The 2023 MIPS final score is 100 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.