Kiyoko Tomita, M.D.
Internal Medicine Physician · Greenwich, CT
Kiyoko Tomita, M.D. is an internal medicine physician with a practice address in Greenwich, Connecticut, and NPI 1194041947, issued on Apr 18, 2010. Check the license (Connecticut 051974, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Kiyoko Tomita
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 051974 CT
Self-reported in NPPES; status is on the state search - Practice location
- 15 Valley Dr, Greenwich, CT 06831
- Phone
- (203) 422-7251
- Enumerated
- Apr 18, 2010
- Record last updated
- Nov 25, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20130815000361); may accept Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,623 in Connecticut → Look up another NPI →
Also registered at 15 Valley Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eric Bader, M.D.Clinical Cardiac Electrophysiology Physician1831403534
- Caroline Ball, PSYDPsychologist1336027358
- Donald Boyd, M.D.Hematology & Oncology Physician1396826376
- Esther Chen-Karsdon, L.AC.Acupuncturist1275607699
- Sandra Eagle, LCSWClinical Social Worker1538344031
- Sarah Gamble, DOInternal Medicine Physician1265649073
Verify Kiyoko Tomita in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 051974Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% more Medicare Part D claims than the average internal medicine physician in 2024
5,065 Medicare Part D claims for 582 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Rosuvastatin Calcium497 claims
- Amlodipine Besylate419 claims
- Atorvastatin Calcium327 claims
- Levothyroxine Sodium319 claims
- Losartan Potassium198 claims
- Pravastatin Sodium174 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 93.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Northeast Medical Group IncGreenwich, CT
- Select PT, OT And Slp Rehabilitation NY, PLLCHudson, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kiyoko Tomita among 2,623 internal medicine physician records in Connecticut
Kiyoko Tomita, M.D. is one of 2,623 internal medicine physician records with a practice address in Connecticut. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 62% of them.
- NPI issued2010 · 62% of these records are older, 36% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2009 · median 2004 among the 1,646 with a school on file
- Record last updated2013 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
54 internal medicine physician records list a practice address in Greenwich
They are 54 of the 1,184 NPPES records with a practice address in Greenwich, and 2,623 internal medicine physician records in Connecticut.
All 2,623 in Connecticut → Every provider in Greenwich → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sarah Gamble, DOGreenwich, CT 068311265649073
- Odysseas Kostas, M.D.Greenwich, CT 068311730250655
- Erika Krauss, D.O.Greenwich, CT 068311437239621
- Cerrah Mendelsohn-Elzam, M.D.Greenwich, CT 068311568679736
- Steven Mickley, MDGreenwich, CT 068311376539205
- Diane Mickley, MDGreenwich, CT 068311164574778
- Jeffrey Puglisi, MDGreenwich, CT 068311376539213
- Danielle Ramsden, M.D.Greenwich, CT 068311952562282
Common questions
What is Kiyoko Tomita, M.D.'s NPI number?
Kiyoko Tomita, M.D.'s National Provider Identifier (NPI) is 1194041947, issued on Apr 18, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Kiyoko Tomita, M.D. located?
The NPPES record lists a practice address at 15 Valley Dr, Greenwich, CT, 06831. Phone: (203) 422-7251. Providers update this record themselves, so call before visiting.
How can I verify Kiyoko Tomita, M.D.'s license?
NPPES lists Connecticut license number 051974, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kiyoko Tomita, M.D. prescribe under Medicare Part D?
In 2024, Kiyoko Tomita, M.D. had 5,065 Medicare Part D claims for 582 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Kiyoko Tomita, M.D.'s MIPS final score?
The 2023 MIPS final score is 93.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.