Jonathan Francis Baylin, PHD
Psychologist · Wilmington, DE
Jonathan Francis Baylin, PHD is a psychologist with a practice address in Wilmington, Delaware, and NPI 1942367602, issued on Jan 2, 2007. Check the license (Delaware 133, as entered in NPPES) with the Delaware board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jonathan Francis Baylin
- Credential
- PHD
- Primary taxonomy
- Psychologist 103T00000X
- License number
- 133 DE
Self-reported in NPPES; status is on the state search - Practice location
- 825 N Washington St, Wilmington, DE 19801
- Phone
- (302) 655-7110
- Enumerated
- Jan 2, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (302) 655-6185
- Medicare enrollment
- Enrolled (PECOS I20081118000056); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychologist records → All 151 in Delaware → Look up another NPI →
Also registered at 825 N Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Peta Clarkson, M.D.Child & Adolescent Psychiatry Physician1588792501
- J Dzuba, M.S.W.Social Worker1780710038
- Aileen Fink, PH.D.Psychologist1376679654
- Crysta HarrisMental Health Counselor1477036440
- Lara Jaradat, M.D.Psychiatry Physician1508839309
- Kathleen King, LCSWClinical Social Worker1235548223
Verify Jonathan Francis Baylin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Delaware board licenses this profession
Search for license 133Check 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
- Norman BroudyWilmington, DE
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jonathan Francis Baylin among 151 psychologist records in Delaware
Jonathan Francis Baylin, PHD is one of 151 psychologist records with a practice address in Delaware. 17% 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 28% of them.
- NPI issued2007 · 28% of these records are older, 54% newer
- In a Medicare fileYes · 17% of these records are
- In the CMS Doctors and Clinicians fileYes · 30% of these records are
- Graduated1981 · median 1999 among the 46 with a school on file
- Record last updated2007 · 68% 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 Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
80 psychologist records list a practice address in Wilmington
They are 80 of the 6,291 NPPES records with a practice address in Wilmington, and 151 psychologist records in Delaware.
All 151 in Delaware → Every provider in Wilmington → Psychologist nationwide →
The 8 psychologist records with the nearest ZIP codes
- Mallory Christman, PSY.D.Wilmington, DE 198011639907983
- Aileen Fink, PH.D.Wilmington, DE 198011376679654
- Gary Gerace, PHDWilmington, DE 198011861463531
- Giselle Jimenez, PHDWilmington, DE 198011174404735
- Christopher King, PHDWilmington, DE 198011306821061
- Mladen Milic, PH.D.Wilmington, DE 198011700912094
- Renee Murch, PH.D.Wilmington, DE 198011275661563
- Alan Schwartz, PSYDWilmington, DE 198011598741100
Common questions
What is Jonathan Francis Baylin, PHD's NPI number?
Jonathan Francis Baylin, PHD's National Provider Identifier (NPI) is 1942367602, issued on Jan 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jonathan Francis Baylin, PHD located?
The NPPES record lists a practice address at 825 N Washington St, Wilmington, DE, 19801. Phone: (302) 655-7110. Providers update this record themselves, so call before visiting.
How can I verify Jonathan Francis Baylin, PHD's license?
NPPES lists Delaware license number 133, as entered by the provider. Search the Delaware 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.