NPPES file of Aug 9, 2026

William Francis Northey, PHD

Marriage & Family Therapist · Wilmington, DE

William Francis Northey, PHD is a marriage & family therapist with a practice address in Wilmington, Delaware, and NPI 1790902526, issued on Apr 20, 2007. Check the license (Delaware 0003, as entered in NPPES) with the Delaware board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1790902526
Name
William Francis Northey
Credential
PHD
Primary taxonomy
Marriage & Family Therapist 106H00000X
License number
0003 DE
Self-reported in NPPES; status is on the state search
Practice location
500 West 10TH Street, Wilmington, DE 19801
Phone
(302) 384-6049
Enumerated
Apr 20, 2007
Record last updated
May 10, 2013 (not updated in 13 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 500 West 10TH Street

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

  1. Jose Capiro, M.D.Psychiatry Physician1881630507
  2. Andrew Ficarella, CADCAddiction (Substance Use Disorder) Counselor1467706937
  3. Hector GarciaAddiction (Substance Use Disorder) Counselor1477784858
  4. John Giuliano, DOGeneral Practice Physician1508861907
  5. Elizabeth Grubb, CADCAddiction (Substance Use Disorder) Counselor1902062326
  6. Zona HollomanAddiction (Substance Use Disorder) Counselor1730341512

Verify William Francis Northey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Delaware board licenses this profession
    Search for license 0003
    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 Delaware 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.

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Marriage & Family Therapist providers in Delaware

There are 64 marriage & family therapist records in Delaware. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other marriage & family therapist records in Delaware

  1. Blake Adams, LMFTDover, DE1871188649
  2. Chresencia AliceaWilmington, DE1407362601
  3. Bernadette AllenWilmington, DE1417425851
  4. Theresa Bauer, MS, LMFTNewark, DE1912581919
  5. Donyel BealeNewark, DE1982403457
  6. Gabriela Bettaglio, RMFTIHockessin, DE1508665217
  7. Jessica Brenneman, MS, LCMFTHockessin, DE1972812618
  8. Richard Brousell, LPCMHWilmington, DE1316006943
  9. Mary Caroselli, LMFTClaymont, DE1245644715
  10. Daniel Cherneski, LMFTWilmington, DE1194004242

Common questions

What is William Francis Northey, PHD's NPI number?

William Francis Northey, PHD's National Provider Identifier (NPI) is 1790902526, issued on Apr 20, 2007. An NPI identifies a provider in billing; it is not a license.

Where is William Francis Northey, PHD located?

The NPPES record lists a practice address at 500 West 10TH Street, Wilmington, DE, 19801. Phone: (302) 384-6049. Providers update this record themselves, so call before visiting.

How can I verify William Francis Northey, PHD's license?

NPPES lists Delaware license number 0003, 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. 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.