Michael Joseph Mahelsky, M.D.
Psychiatry Physician · Honolulu, HI
Michael Joseph Mahelsky, M.D. is a psychiatry physician with a practice address in Honolulu, Hawaii, and NPI 1841204914, issued on Jul 27, 2006. Check the license (Hawaii MD-15246, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Michael Joseph Mahelsky
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- MD-15246 HI
Self-reported in NPPES; status is on the state search - Practice location
- 1600 Kapiolani Blvd Ste 1316, Honolulu, HI 96814
- Phone
- (212) 685-8580
- Enumerated
- Jul 27, 2006
- Record last updated
- Apr 30, 2026
- Fax
- (212) 685-8581
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 331 in Hawaii → Look up another NPI →
Verify Michael Joseph Mahelsky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license MD-15246Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average psychiatry physician in 2024
404 Medicare Part D claims for 36 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Venlafaxine Hcl Er48 claims
- Clonazepam46 claims
- Zolpidem Tartrate35 claims
- Duloxetine Hcl32 claims
- Bupropion Xl27 claims
- Fluoxetine Hcl23 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.
Michael Joseph Mahelsky among 331 psychiatry physician records in Hawaii
Michael Joseph Mahelsky, 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 62% newer
- In a Medicare fileYes · 60% of these records are
- In the CMS Doctors and Clinicians fileNo · 33% of these records are
- Record last updated2026 · 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).
175 psychiatry physician records list a practice address in Honolulu
They are 175 of the 12,408 NPPES records with a practice address in Honolulu, and 331 psychiatry physician records in Hawaii.
All 331 in Hawaii → Every provider in Honolulu → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Alan Buffenstein, M.DHonolulu, HI 968141639278104
- Jason Glipa, M.D.Honolulu, HI 968141265462220
- John Guo, M.D.Honolulu, HI 968141114016623
- Esther Kawano, MDHonolulu, HI 968141730122995
- Rudolf Kuszmider, M.D.Honolulu, HI 968141689750978
- Dennis Lind, M.D.Honolulu, HI 968141750384293
- Michael McCanless, MDHonolulu, HI 968141043310162
- Clifford Okumoto, MDHonolulu, HI 968141194714238
Common questions
What is Michael Joseph Mahelsky, M.D.'s NPI number?
Michael Joseph Mahelsky, M.D.'s National Provider Identifier (NPI) is 1841204914, issued on Jul 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Joseph Mahelsky, M.D. located?
The NPPES record lists a practice address at 1600 Kapiolani Blvd Ste 1316, Honolulu, HI, 96814. Phone: (212) 685-8580. Providers update this record themselves, so call before visiting.
How can I verify Michael Joseph Mahelsky, M.D.'s license?
NPPES lists Hawaii license number MD-15246, 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 Michael Joseph Mahelsky, M.D. prescribe under Medicare Part D?
In 2024, Michael Joseph Mahelsky, M.D. had 404 Medicare Part D claims for 36 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.