Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Douglas M Cooper, MD
Psychiatry Physician in Wailuku, HI · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1215085576
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Registry record
Entity type Individual (Type 1)
Name Douglas M Cooper
Credential MD
Sex Male
Practice address 121 Mahalani St., Wailuku, HI, 96793
Phone (808) 984-2150
Fax (808) 984-2155
Enumeration date Jan 5, 2007
Last updated in NPPES Jul 9, 2007
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00000123 | Other | HI | ALOHA CARE PROVIDER# |
| 035529 | Medicaid | HI | - |
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.
Frequently asked questions
What is the NPI number for Douglas Cooper?
The National Provider Identifier (NPI) for Douglas Cooper is 1215085576, a Type 1 (individual) record in the CMS NPPES registry.
Where does Douglas Cooper practice?
The practice location on file with NPPES is in Wailuku, HI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Rick Long Clinical Social Worker · Wailuku, HI NPI 1245233477 Leslie Gise Psychiatry Physician · Wailuku, HI NPI 1245239946 Linda Wasson Clinical Social Worker · Wailuku, HI NPI 1780755355 Kathleen Iannitello Psychiatry Physician · Wailuku, HI NPI 1518026467 Seth Proctor Adult Psychiatric/Mental Health Registered Nurse · Wailuku, HI NPI 1053459602 Darlene Ferreira Adult Psychiatric/Mental Health Registered Nurse · Wailuku, HI NPI 1083753297 Gavin Aysonwright Social Worker · Wailuku, HI NPI 1942342506 Vincent Cannella Social Worker · Wailuku, HI NPI 1528100120
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-09.