Michael Tom, M.D.
NPI 1487997516 · Geriatric Medicine (Internal Medicine) Physician · Honolulu, HI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Tom, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Honolulu, HI (NPI 1487997516).
Provider details
- NPI number
- 1487997516
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 18360 (HI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
190 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Residence Visit for Established Patient With High Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes99350 | 101 | $139 |
| Brief Communication Technology-Based Service, E.g. Virtual Check-In, By a Physician Or Other Qualified Health Care Professional Who Can Report Evaluation and Management Services, Provided to an Established Patient, Not Originating From a Related E/M ServicG2012 | 45 | $14 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 33 | $77 |
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 11 | $83 |
Typical Medicare-allowed amounts for these services range $14–$139 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 80 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 158 | 41 |
| Levothyroxine Sodium | 128 | 28 |
| Trazodone Hcl | 124 | 36 |
| Losartan Potassium | 122 | 37 |
| Amlodipine Besylate | 106 | 29 |
| Pantoprazole Sodium | 103 | 27 |
| Lisinopril |
Practice location
Mailing address
Additional practice locations (1)
- 1356 Lusitana St., Ste. 510Honolulu, HI 96813-4902Phone: (808) 586-2890
Registry dates
- Enumerated
- 2013-03-27
- Last updated
- 2022-12-07
- Certified
- 2022-12-07
Frequently asked questions
- What is Michael Tom's NPI number?
- Michael Tom's National Provider Identifier (NPI) is 1487997516, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Tom's specialty?
- Michael Tom is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Tom located?
- Michael Tom's practice location on file with NPPES is 550 S Beretania St Ste 601, Honolulu, HI 96813-2423.
- What is Michael Tom's phone number?
- The practice phone number listed in the NPPES registry for Michael Tom is (808) 691-8877.
- Does Michael Tom accept Medicare?
- Michael Tom is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Tom's NPI active?
- Yes — Michael Tom's NPI (1487997516) is active in the NPPES registry as of the last update on 2022-12-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.