Dr. Dennis Hiroshi Wachi, MD
- Medicare services, 2018
- 2,163
- Part D claims, 2019
- 753
- Industry payments
- $279
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 1441 Kapiolani Blvd Ste 505 Suite 505, Honolulu, HI 96814-4403
- Practice phone
- Call (808) 941-2111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dennis H. Wachi
Primary care practice · Honolulu, Hawaii
Find Dr. Wachi's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Dennis Hiroshi Wachi is an internist in Honolulu, Hawaii
Dr. Wachi practices at Dennis H. Wachi in Honolulu, Hawaii.
Dr. Wachi's NPI, 1396714440, was assigned on March 14, 2006. Dr. Wachi holds Hawaii license 2742.
- NPI
- 1396714440NPI Registry (opens in a new tab)
- NPI enumeration date
- March 14, 2006
- NPI status
- Active
- Practice phone
- (808) 941-2111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dennis Hiroshi Wachi practices at 2 locations in Honolulu, Hawaii
Dr. Wachi's primary practice is Dennis H. Wachi, at 1441 Kapiolani Blvd Ste 505 Suite 505, Honolulu, HI 96814-4403. The practice phone is (808) 941-2111. The NPI Registry lists Dr. Wachi's practice address as 1301 Punchbowl St, Honolulu, HI 96813.
- Dennis H. WachiPrimary1441 Kapiolani Blvd Ste 505 Suite 505, Honolulu, HI 96814-4403Phone(808) 941-2111
- NPI Registry address1301 Punchbowl St, Honolulu, HI 96813 · Honolulu CountyPhone(808) 941-2111
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Dennis Hiroshi Wachi is affiliated with 1 site of care and 1 medical group
Dr. Wachi's primary practice is Dennis H. Wachi in Honolulu, Hawaii. Dmand AI also links Dr. Wachi to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Dennis Hiroshi Wachi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wachi practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dennis H. Wachi | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Dennis Hiroshi Wachi is one of 771 internists in Hawaii
Internal medicine is Dr. Wachi's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Wachi is licensed in Hawaii.
Specialties and state licenses
- Internal medicine, HawaiiPrimary
Internists near Dr. Wachi
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Dennis Hiroshi Wachi billed Medicare for 2,163 services in 2018
CMS data shows 2,163 Medicare services from Dr. Wachi across 6 procedure codes in 2018. Medicare paid $93,685 for them. Every service was in an office.
Dr. Wachi's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 1,6102018: 1,5494%
- Other services
- 2017: 6392018: 39438%
- Tests and treatments
- 2017: 3042018: 22028%
Dr. Wachi compared with the Hawaii median for internists, 2018
- Dr. Wachi
- Hawaii median
- Medicare services
- 2,163vs 3426.3 times
- Part D claims
- 753vs 67012% above
Medians across 699 internists in Hawaii with Dmand AI profiles that report each measure.
Dr. Wachi's most billed Medicare procedure codes, 2018
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Wachi and other internists in Hawaii.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Dennis Hiroshi Wachi's patients have a median age of 73
Across all payers, Dmand AI patient panel data puts Dr. Wachi's median patient age at 73, with 33% women.
Dr. Wachi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women33%
- Men67%
Source: Dmand AI Patient Panel Data
Dr. Dennis Hiroshi Wachi wrote 753 Medicare Part D claims in 2019
In 2019, Dr. Wachi wrote 753 Medicare Part D claims. They cover 18 drugs, with $28,379 in total drug cost. In 2018, CMS named 4,636 claims across 74 drugs.
Dr. Wachi's most prescribed drugs by claims, 2019
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 4,6362019: 75384%
Drugs named by CMS: 18 in 2019, 74 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Dennis Hiroshi Wachi received $279 in industry payments from 2016 to 2018
CMS Open Payments shows 18 general payments to Dr. Wachi from 4 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $188.
General payments to Dr. Wachi by program year, 2016 to 2018
Companies that paid Dr. Wachi the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Dennis Hiroshi Wachi's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Dennis Hiroshi Wachi
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Dennis Hiroshi Wachi's NPI number?
Dr. Dennis Hiroshi Wachi's NPI number is 1396714440. It was assigned on March 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Dennis Hiroshi Wachi?
Dr. Dennis Hiroshi Wachi is an internist in Honolulu, Hawaii. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Dennis Hiroshi Wachi practice?
Dr. Wachi practices at 1441 Kapiolani Blvd Ste 505 Suite 505, Honolulu, HI 96814-4403. Dr. Wachi also practices at 1301 Punchbowl St, Honolulu, HI 96813. Dr. Wachi's primary practice is Dennis H. Wachi in Honolulu, Hawaii. Dmand AI also links Dr. Wachi to 1 medical group.
What is Dr. Dennis Hiroshi Wachi's office phone number?
The practice phone on file for Dr. Wachi is (808) 941-2111.
What is Dr. Dennis Hiroshi Wachi's medical license number?
Dr. Wachi holds Hawaii license 2742.
Does Dr. Dennis Hiroshi Wachi accept Medicare?
Yes. CMS data shows Dr. Wachi billed Medicare for 2,163 services in 2018.
What services does Dr. Dennis Hiroshi Wachi bill to Medicare?
In 2018, Dr. Wachi's most billed Medicare services were office visit, established patient (99213), medicare service (G0444) and vaccine or vaccine administration (90688).
What drugs does Dr. Dennis Hiroshi Wachi prescribe most?
In 2019 Medicare Part D data, Dr. Wachi's most prescribed drugs by claims were Shingrix, Losartan Potassium and Atorvastatin Calcium.
Has Dr. Dennis Hiroshi Wachi received payments from drug or device companies?
CMS Open Payments shows $279 in general payments to Dr. Wachi from 4 companies from 2016 to 2018. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Dennis Hiroshi Wachi been practicing?
Dr. Wachi's NPI was assigned in 2006.
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