Dr. Rio S. Nomoto, MD
- Part D claims, 2024
- 27
- Industry payments
- $2,304
- State license
- 1
- Year NPI issued
- 2017
- Practice address
- 860 Washington St, Boston, MA 02111-1521
- Practice phone
- Call (617) 636-8215
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Nomoto'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. Rio S. Nomoto is a general surgeon in Boston, Massachusetts
Dr. Nomoto practices in Boston, Massachusetts.
Dr. Nomoto's NPI, 1770019648, was assigned on May 11, 2017. Dr. Nomoto holds Massachusetts license 271131.
- NPI
- 1770019648NPI Registry (opens in a new tab)
- NPI enumeration date
- May 11, 2017
- NPI status
- Active
- Practice phone
- (617) 636-8215
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Rio S. Nomoto's practice address is in Boston, Massachusetts
Dr. Nomoto's practice address in the NPI Registry is 860 Washington St, Boston, MA 02111-1521. The practice phone is (617) 636-8215.
- NPI Registry address860 Washington St, Boston, MA 02111-1521Phone(617) 636-8215
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Rio S. Nomoto's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nomoto practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Nomoto's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Rio S. Nomoto is one of 732 general surgeons in Massachusetts
Surgery is Dr. Nomoto's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Nomoto is licensed in Massachusetts.
Specialties and state licenses
- Surgery, MassachusettsPrimary
General surgeons near Dr. Nomoto
Counts of general surgeons 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. Rio S. Nomoto's patients have a median age of 74
Across all payers, Dmand AI patient panel data puts Dr. Nomoto's median patient age at 74, with 0% women.
Dr. Nomoto's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Rio S. Nomoto wrote 27 Medicare Part D claims in 2024
In 2024, Dr. Nomoto wrote 27 Medicare Part D claims for 16 patients. 93% of them were for generic drugs. They cover 2 drugs, with $179 in total drug cost. In 2018, CMS named 27 claims across 2 drugs.
Dr. Nomoto's Part D claims by kind of drug, 2024
- Generic25 claims93%
- Brand-name and other2 claims7%
Dr. Nomoto'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: 272019: 3322%
Drugs named by CMS: 2 in 2019, 2 in 2018.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Rio S. Nomoto received $2,304 in industry payments from 2018 to 2025
CMS Open Payments shows 25 general payments to Dr. Nomoto from 13 drug and device companies from 2018 to 2025. Travel and lodging make up the largest share, 63% of the total. Intuitive Surgical, Inc. paid the most, $1,342.
General payments to Dr. Nomoto by program year, 2018 to 2025
General payments to Dr. Nomoto by kind, 2018 to 2025
- Travel and lodging$1,44563%
- Food and beverage$85837%
Companies that paid Dr. Nomoto the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Rio S. Nomoto'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 Practice Data |
| 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)Medicare Part D Prescribers - by Provider (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. Rio S. Nomoto
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. Rio S. Nomoto's NPI number?
Dr. Rio S. Nomoto's NPI number is 1770019648. It was assigned on May 11, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Rio S. Nomoto?
Dr. Rio S. Nomoto is a general surgeon in Boston, Massachusetts. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Rio S. Nomoto practice?
Dr. Nomoto practices at 860 Washington St, Boston, MA 02111-1521.
What is Dr. Rio S. Nomoto's office phone number?
The practice phone on file for Dr. Nomoto is (617) 636-8215.
What is Dr. Rio S. Nomoto's medical license number?
Dr. Nomoto holds Massachusetts license 271131.
What drugs does Dr. Rio S. Nomoto prescribe most?
In 2019 Medicare Part D data, Dr. Nomoto's most prescribed drugs by claims were Hydromorphone HCl and Oxycodone-Acetaminophen.
Has Dr. Rio S. Nomoto received payments from drug or device companies?
CMS Open Payments shows $2,304 in general payments to Dr. Nomoto from 13 companies from 2018 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Rio S. Nomoto been practicing?
Dr. Nomoto's NPI was assigned in 2017.
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