NPPES file of Aug 9, 2026

Derrick Keiji Ishihara, P.T.

Physical Therapist · Honolulu, HI

Derrick Keiji Ishihara, P.T. is a physical therapist with a practice address in Honolulu, Hawaii, and NPI 1306813639, issued on Mar 6, 2006. Check the license (Hawaii PT - 554, as entered in NPPES) with the Hawaii board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1306813639
Name
Derrick Keiji Ishihara
Credential
P.T.
Primary taxonomy
Physical Therapist 225100000X
License number
PT - 554 HI
Self-reported in NPPES; status is on the state search
Practice location
1314 S King St, Honolulu, HI 96814
Phone
(808) 593-2610
Enumerated
Mar 6, 2006
Record last updated
Jul 13, 2026
Fax
(808) 591-9420
Medicaid ID
01161501 HI
Medicare enrollment
Enrolled (PECOS I20100810000908); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest physical therapist records → All 1,215 in Hawaii → Look up another NPI →

Also registered at 1314 S King St

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

  1. Robert AkiPodiatrist1710083944
  2. Yasuko Akiyama-Bevett, L.AC.Acupuncturist1356696702
  3. Carolyn Anacan, L.M.T.Specialist1598877730
  4. Lorene Anastasi, MDOphthalmology Physician1861553208
  5. Todd Asato, D.D.S.Pediatric Dentistry1841340791
  6. Leslie Au, D.M.D.General Practice Dentistry1720108459

Verify Derrick Keiji Ishihara in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Hawaii board licenses this profession
    Search for license PT - 554    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 Hawaii 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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Bills Medicare through one group practice

  1. Apex Hawaii Therapy IncHonolulu, HI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Derrick Keiji Ishihara among 1,215 physical therapist records in Hawaii

Derrick Keiji Ishihara, P.T. is one of 1,215 physical therapist records with a practice address in Hawaii. 35% 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 under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 81% newer
  • In a Medicare fileYes · 35% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated1978 · median 2014 among the 505 with a school on file
  • Record last updated2026 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

422 physical therapist records list a practice address in Honolulu

They are 422 of the 12,408 NPPES records with a practice address in Honolulu, and 1,215 physical therapist records in Hawaii.

All 1,215 in Hawaii → Every provider in Honolulu → Physical Therapist nationwide →

The 8 physical therapist records with the nearest ZIP codes

  1. Kathleen Baker, PTHonolulu, HI 968141902844236
  2. Eric Kamimura, PTHonolulu, HI 968141316985476
  3. Anna Lescak, PTHonolulu, HI 968141124072343
  4. Janice Magdalena, P.T.Honolulu, HI 968141932211257
  5. Julie Moon-Franklin, MPTHonolulu, HI 968141487605044
  6. Diane Morton, P.T.Honolulu, HI 968141508811589
  7. Wessel Oosthuizen, PT , COMTHonolulu, HI 968141144323114
  8. Lita Peeters, PTHonolulu, HI 968141457361081

Common questions

What is Derrick Keiji Ishihara, P.T.'s NPI number?

Derrick Keiji Ishihara, P.T.'s National Provider Identifier (NPI) is 1306813639, issued on Mar 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Derrick Keiji Ishihara, P.T. located?

The NPPES record lists a practice address at 1314 S King St, Honolulu, HI, 96814. Phone: (808) 593-2610. Providers update this record themselves, so call before visiting.

How can I verify Derrick Keiji Ishihara, P.T.'s license?

NPPES lists Hawaii license number PT - 554, as entered by the provider. Search the Hawaii 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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.