Naoki Chiba, MD
Gastroenterology Physician · Rochester, NY
Naoki Chiba, MD is a gastroenterology physician with a practice address in Rochester, New York, and NPI 1801517719, issued on Sep 8, 2022. Check the license (New York 315208, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Naoki Chiba
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 315208 NY
Self-reported in NPPES; status is on the state search - Practice location
- 601 Elmwood Ave, Rochester, NY 14642
- Phone
- (585) 275-4711
- Enumerated
- Sep 8, 2022
- Record last updated
- Jul 22, 2023
- Fax
- (585) 276-0101
- Medicare enrollment
- Enrolled (PECOS I20221005001477); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,797 in New York → Look up another NPI →
Also registered at 601 Elmwood Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Naoki Chiba in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 315208Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average gastroenterology physician in 2024
25 Medicare Part D claims, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Pantoprazole Sodium21 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 practice group's MIPS final score for 2023 (Medicare payment program): 85.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
4 hospitals and group practices
- Nicholas H Noyes Memorial HospitalDansville, NY · Acute Care Hospitals3 of 5 stars
- St James HospitalHornell, NY · Acute Care Hospitals3 of 5 stars
- Gastrointestinal GroupRochester, NY
- Highland Hospital OF RochesterRochester, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Naoki Chiba among 1,797 gastroenterology physician records in New York
Naoki Chiba, MD is one of 1,797 gastroenterology physician records with a practice address in New York. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than over 99% of them.
- NPI issued2022 · over 99% of these records are older, under 1% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1986 · median 1999 among the 1,378 with a school on file
- Record last updated2023 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in New York
There are 1,797 gastroenterology physician records in New York.
All 1,797 in New York → Every provider in Rochester → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Maisa Abdalla, M.D.Rochester, NY 146421669645222
- Tanya Bruckel, MDRochester, NY 146421063731537
- Arthur Decross, MDRochester, NY 146421851327647
- Jonathan Huang, D.O.Rochester, NY 146421487711743
- Vivek Kaul, MDRochester, NY 146421659311074
- Robert Kornfield, MDRochester, NY 146421467404160
- Truptesh Kothari, MDRochester, NY 146421811159338
- Shivangi Kothari, MBBSRochester, NY 146421588829089
Common questions
What is Naoki Chiba, MD's NPI number?
Naoki Chiba, MD's National Provider Identifier (NPI) is 1801517719, issued on Sep 8, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Naoki Chiba, MD located?
The NPPES record lists a practice address at 601 Elmwood Ave, Rochester, NY, 14642. Phone: (585) 275-4711. Providers update this record themselves, so call before visiting.
How can I verify Naoki Chiba, MD's license?
NPPES lists New York license number 315208, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Naoki Chiba, MD prescribe under Medicare Part D?
In 2024, Naoki Chiba, MD had 25 Medicare Part D claims; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Naoki Chiba, MD's MIPS final score?
The 2023 MIPS final score is 85.2 of 100, reported for the practice group. 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.