IndividualActive
John Berthiaume, M.D.
NPI 1558534743 · Internal Medicine Physician · Honolulu, HI
John Berthiaume, M.D. is a Internal Medicine Physician provider in Honolulu, HI (NPI 1558534743).
Provider details
- NPI number
- 1558534743
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 3680 (HI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
818 Keeaumoku St
Suite 517
Honolulu, HI 96814-2393
Phone: (808) 948-5287
Fax: (808) 948-6887
Street-level locationGet directions
Mailing address
818 Keeaumoku St
Honolulu, HI 96814-2393
Registry dates
- Enumerated
- 2008-04-08
- Last updated
- 2008-04-08
Frequently asked questions
- What is John Berthiaume's NPI number?
- John Berthiaume's National Provider Identifier (NPI) is 1558534743, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Berthiaume's specialty?
- John Berthiaume is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Berthiaume located?
- John Berthiaume's practice location on file with NPPES is 818 Keeaumoku St, Honolulu, HI 96814-2393.
- What is John Berthiaume's phone number?
- The practice phone number listed in the NPPES registry for John Berthiaume is (808) 948-5287.
- Is John Berthiaume's NPI active?
- Yes — John Berthiaume's NPI (1558534743) is active in the NPPES registry as of the last update on 2008-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.