Donald Simpson, M.D.
Psychiatry Physician · Waianae, HI
Donald Simpson, M.D. is a psychiatry physician with a practice address in Waianae, Hawaii, and NPI 1275916207, issued on Jul 8, 2015. Check the license (Hawaii MD-21230, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Donald Simpson
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- MD-21230 HI
MD21230 HI
036.145755 IL
31377 OK
Self-reported in NPPES; status is on the state search - Practice location
- 86-260 Farrington Hwy, Waianae, HI 96792
- Phone
- (808) 697-3469
- Enumerated
- Jul 8, 2015
- Record last updated
- Nov 22, 2023
- Fax
- (808) 697-3551
- Medicare enrollment
- Enrolled (PECOS I20180404001886); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 331 in Hawaii → Look up another NPI →
Also registered at 86-260 Farrington Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christina Adams, M.D.Family Medicine Physician1215132915
- Tiana Rose Ahue, PA-CPhysician Assistant1740731546
- Ku'Upua Akana, PHARM.DPharmacist1851679377
- Cynthia Akasaki, R.D.Registered Dietitian1346434321
- Kevin Akiyama, PSY.DClinical Psychologist1487974838
- Razel Alibin, FNPFamily Nurse Practitioner1043000805
Verify Donald Simpson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license MD-21230Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
22% more Medicare Part D claims than the average psychiatry physician in 2024
1,217 Medicare Part D claims for 77 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Trazodone Hcl112 claims
- Duloxetine Hcl84 claims
- Fluoxetine Hcl64 claims
- Sertraline Hcl57 claims
- Aripiprazole52 claims
- Escitalopram Oxalate47 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $27.27
1 payment: education; the largest payer was E.R. Squibb & Sons, L.L.C. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- State OF OklahomaNorman, OK
- Waianae District Comprehensive Health And Hospital Board IncKapolei, HI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Donald Simpson among 331 psychiatry physician records in Hawaii
Donald Simpson, M.D. is one of 331 psychiatry physician records with a practice address in Hawaii. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 73% of them.
- NPI issued2015 · 73% of these records are older, 25% newer
- In a Medicare fileYes · 60% of these records are
- In the CMS Doctors and Clinicians fileYes · 33% of these records are
- Graduated2014 · median 2003 among the 110 with a school on file
- Record last updated2023 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 psychiatry physician records list a practice address in Waianae
They are 4 of the 440 NPPES records with a practice address in Waianae, and 331 psychiatry physician records in Hawaii.
All 331 in Hawaii → Every provider in Waianae → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Minh-Duc Huynh, D.O.Waianae, HI 967921689128738
- Jin Lee, DOWaianae, HI 967921508492448
- Peter Yamamoto, M.D.Waianae, HI 967921386796589
- Jason Andrus, MDWailuku, HI 967931629148713
- Jon Betwee, M.D.Wailuku, HI 967931699852467
- Leslie Gise, MDWailuku, HI 967931245239946
- Heather Goff, MDWailuku, HI 967931982793600
- Bettina Haerer, M.D.Wailuku, HI 967931124193578
Common questions
What is Donald Simpson, M.D.'s NPI number?
Donald Simpson, M.D.'s National Provider Identifier (NPI) is 1275916207, issued on Jul 8, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Donald Simpson, M.D. located?
The NPPES record lists a practice address at 86-260 Farrington Hwy, Waianae, HI, 96792. Phone: (808) 697-3469. Providers update this record themselves, so call before visiting.
How can I verify Donald Simpson, M.D.'s license?
NPPES lists Hawaii license number MD-21230, as entered by the provider. Search the Hawaii Medical Board at https://cca.hawaii.gov/pvl/boards/medical/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Donald Simpson, M.D. prescribe under Medicare Part D?
In 2024, Donald Simpson, M.D. had 1,217 Medicare Part D claims for 77 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions 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.