Dr. Kiyoko Tomita, MD
- Medicare services, 2024
- 2,323
- Medicare patients, 2024
- 545
- Part D claims, 2024
- 5,065
- MIPS score, 2024
- 100
- Hospital affiliations
- 4
- Practice address
- 15 Valley Dr, Greenwich, CT 06831
- Practice phone
- Call (203) 384-3975
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northeast Medical Group, Inc.
Greenwich, Connecticut
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Dr. Kiyoko Tomita is an internist in Greenwich, Connecticut
Dr. Tomita practices at Northeast Medical Group, Inc. in Greenwich, Connecticut.
Dr. Tomita's NPI, 1194041947, was assigned on April 18, 2010. Dr. Tomita holds Connecticut license 051974.
- NPI
- 1194041947NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022250356
- NPI enumeration date
- April 18, 2010
- NPI status
- Active
- Offers telehealth
- Yes
- Practice phone
- (203) 384-3975
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kiyoko Tomita practices at Northeast Medical Group, Inc. in Greenwich, Connecticut
Dr. Tomita's primary practice is Northeast Medical Group, Inc., at 15 Valley Dr, Greenwich, CT 06831 in Western Ct County. The practice phone is (203) 384-3975.
- Northeast Medical Group, Inc.15 Valley Dr, Greenwich, CT 06831 · Western Ct CountyPhone(203) 384-3975
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Kiyoko Tomita is affiliated with 13 sites of care and 3 medical groups
Dr. Tomita's primary practice is Northeast Medical Group, Inc. in Greenwich, Connecticut. Dr. Tomita is also affiliated with Greenwich Hospital. The medical group on file is Northeast Medical Group. Dmand AI also links Dr. Tomita to 3 more hospitals, 5 home health agencies, 3 group practices and clinics and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Kiyoko Tomita's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tomita practices, 12 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northeast Medical Group, Inc. | Available with a free account |
| +12 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Kiyoko Tomita is one of 2,189 internists in Connecticut
Internal medicine is Dr. Tomita's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Tomita is licensed in Connecticut.
Specialties and state licenses
- Internal medicine, ConnecticutPrimary
Internists near Dr. Tomita
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. Kiyoko Tomita billed Medicare for 2,323 services in 2024
CMS data shows 2,323 Medicare services from Dr. Tomita across 20 procedure codes in 2024, for 545 Medicare patients. Medicare paid $208,275 for them. Every service was in an office.
Dr. Tomita's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,2562024: 1,256No change
- Other services
- 2023: 5772024: 6136%
- Tests and treatments
- 2023: 4002024: 35611%
- Lab and pathology
- 2023: 1562024: 9837%
Dr. Tomita compared with the Connecticut median for internists, 2024
- Dr. Tomita
- Connecticut median
- Medicare services
- 2,323vs 3906.0 times
- Medicare patients
- 545vs 1723.2 times
- Part D claims
- 4,510vs 34313.1 times
Medians across 2,185 internists in Connecticut with Dmand AI profiles that report each measure.
Dr. Tomita's most billed Medicare procedure codes, 2024
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kiyoko Tomita treated 545 Medicare patients in 2024, average age 77
CMS counts 545 Medicare patients who saw Dr. Tomita in 2024. The largest group is 65 to 74, with 232 patients. 75% of them have high cholesterol, and 64% have high blood pressure. 9% are also on Medicaid. Their average risk score is 1.10, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Tomita's median patient age at 66, with 74% women.
Dr. Tomita's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Tomita's Medicare patients by sex, 2024
- Women40775%
- Men13825%
Chronic conditions among Dr. Tomita's Medicare patients, 2024
- High cholesterol75%
- High blood pressure64%
- Arthritis43%
- Osteoporosis30%
- Cancer22%
- Mood disorders22%
- Anxiety21%
- Depression19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Tomita's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women74%
- Men24%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Kiyoko Tomita wrote 5,065 Medicare Part D claims in 2024
In 2024, Dr. Tomita wrote 5,065 Medicare Part D claims for 582 patients. 91% of them were for generic drugs. CMS names the drug for 4,510 of them, across 80 drugs with 11 or more claims each, at $190,578 in total drug cost. In 2023, CMS named 4,293 claims across 82 drugs.
Dr. Tomita's Part D claims by kind of drug, 2024
- Generic4,620 claims91%
- Brand-name417 claims8%
- Other28 claims1%
Dr. Tomita's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Tomita's Part D claims, 2024
- Antibiotics3%136 of 5,065 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4,2932024: 4,5105%
Drugs named by CMS: 80 in 2024, 82 in 2023.
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
Dr. Kiyoko Tomita scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Tomita for performance year 2024, reported through an alternative payment model (APM). CMS lists Dr. Tomita as offering telehealth.
- Offers telehealth
- Yes
Dr. Tomita's MIPS scores, performance year 2024
- 100of 100Final score
- 86.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Kiyoko Tomita received $257 in industry payments from 2016 to 2017
CMS Open Payments shows 17 general payments to Dr. Tomita from 9 drug and device companies from 2016 to 2017. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $99.
General payments to Dr. Tomita by program year, 2016 to 2017
Companies that paid Dr. Tomita the most, 2016 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Kiyoko Tomita's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Kiyoko Tomita
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What is Dr. Kiyoko Tomita's NPI number?
Dr. Kiyoko Tomita's NPI number is 1194041947. It was assigned on April 18, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Kiyoko Tomita?
Dr. Kiyoko Tomita is an internist in Greenwich, Connecticut. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Kiyoko Tomita practice?
Dr. Tomita practices at 15 Valley Dr, Greenwich, CT 06831. Dr. Tomita's primary practice is Northeast Medical Group, Inc. in Greenwich, Connecticut. Dmand AI also links Dr. Tomita to 3 hospitals, 5 home health agencies, 3 group practices and clinics and 2 medical groups.
What is Dr. Kiyoko Tomita's office phone number?
The practice phone on file for Dr. Tomita is (203) 384-3975.
What is Dr. Kiyoko Tomita's medical license number?
Dr. Tomita holds Connecticut license 051974.
Which hospitals is Dr. Kiyoko Tomita affiliated with?
Dr. Tomita is affiliated with Greenwich Hospital. Dmand AI links Dr. Tomita to 3 more hospitals.
What medical group is Dr. Kiyoko Tomita part of?
Dr. Tomita is linked to Northeast Medical Group. Dmand AI links Dr. Tomita to 2 more medical groups.
Does Dr. Kiyoko Tomita accept Medicare?
Yes. CMS data shows Dr. Tomita billed Medicare for 2,323 services in 2024.
Does Dr. Kiyoko Tomita offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Tomita as offering telehealth services.
What is Dr. Kiyoko Tomita's MIPS score?
Dr. Tomita's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).
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How many Medicare patients does Dr. Kiyoko Tomita see?
CMS counts 545 Medicare patients who saw Dr. Tomita in 2024, with an average age of 77.
What services does Dr. Kiyoko Tomita bill to Medicare?
In 2024, Dr. Tomita's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and office visit, established patient (99213).
What drugs does Dr. Kiyoko Tomita prescribe most?
In 2024 Medicare Part D data, Dr. Tomita's most prescribed drugs by claims were Rosuvastatin Calcium, Amlodipine Besylate and Atorvastatin Calcium.
Has Dr. Kiyoko Tomita received payments from drug or device companies?
CMS Open Payments shows $257 in general payments to Dr. Tomita from 9 companies from 2016 to 2017. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Kiyoko Tomita been practicing?
Dr. Tomita graduated from medical school in 2009, 17 years ago.
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