Dr. David O'Malley, MSW, PH.D., LICSW

Dr. David O'Malley is a Social Worker provider (Social Worker) practicing in Hingham, MA, registered in the NPPES registry with NPI 1497239321 since 2018. The credential PHD stands for Doctor of Philosophy.

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI	1497239321
Entity type	Individual (Type 1)
Name	Dr. David O'Malley
Credential	MSW, PH.D., LICSW
Sex	Male
Practice address	Hingham, MA, 02043
Phone	5085312978
Enumeration date	2018-09-17
Last updated in NPPES	2018-09-17

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
104100000X	Social Worker	Primary	113656-SW-LICSW	MA

PHD — Doctor of Philosophy: A doctoral degree; in healthcare often held by clinical psychologists and researchers. About the PHD credential

Other identifiers

Identifier	Type	State	Issuer
113656-SW-LICSW	Other	MA	COMMONWEALTH MASSACHUSETTS - BOARD OF REGISTRATION OF SOCIAL WORKERS

Copy-ready billing details

Provider: David O'Malley, MSW, PH.D., LICSW
NPI: 1497239321
Taxonomy: 104100000X (Social Worker)
Address: Hingham, MA, 02043

Verify this record

Cross-check NPI 1497239321 against the authoritative CMS record: view Dr. David O'Malley on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does David O'Malley practice?

The practice location on file with NPPES is in Hingham, MA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for David O'Malley?

The National Provider Identifier (NPI) for David O'Malley is 1497239321, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2018-09-17.